[Code of Federal Regulations] [Title 7, Volume 5] [Revised as of January 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 7CFR319.37-2] [Page 232-240] TITLE 7--AGRICULTURE CHAPTER III--ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE PART 319--FOREIGN QUARANTINE NOTICES--Table of Contents Subpart--Nursery Stock, Plants, Roots, Bulbs, Seeds, and Other Plant Products 1, 2 --------------------------------------------------------------------------- Sec. 319.37-2 Prohibited articles. (a) The following listed articles from the designated countries and localities are prohibited articles and are prohibited from being imported or offered for entry into the United States except as provided in paragraph (c) of this section. [[Page 233]] ---------------------------------------------------------------------------------------------------------------- Prohibited article (includes Plant pests existing in the places named and seeds only if specifically Foreign places from which capable of being transported with the mentioned) prohibited prohibited article ---------------------------------------------------------------------------------------------------------------- Abelmoschus spp. (okra)......... Africa.......................... Cotton leaf curl agent. Brazil.......................... Cotton Anthocyanosis agent. Bangladesh, India, Sri Lanka.... Bhendi yellow vein mosaic agent. Ivory Coast, Nigeria............ Okra mosaic virus. Iraq............................ Okra yellow leaf curl agent. Papua New Guinea, Trinidad and Okra mosaic agents. Tobago. Abies spp. (fir)................ All except Canada............... 50 or more species of rusts including Chrysomyxa abietis (Wallr.) Ung. (a rust causing a serious needle disease); Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Acacia spp. (acacia)............ Australia and Oceania........... Uromycladium tepperianum (Sacc.) McAlp. (Rust). Acer spp. (maple) (except Acer Japan........................... Xanthomonas acernea (Ogawa) Burk. palmatum and Acer japonicum Europe, Japan................... Maple mosaic or variegation diseases. meeting the conditions for importation in Sec. 319.37- 5(m). Actinidia spp. (Chinese Japan and Taiwan................ Pucciniastrum actinidiae Hiratusuka (Rust). gooseberry, kiwi).. Adonidia spp.................... All............................. A diversity of diseases including, but not limited to: Lethal yellowing disease; Cadang-cadang disease. Aesculus spp. (horsechestnut)... Czechoslovakia, Federal Republic Horsechestnut variegation or yellow mosaic of Germany, Romania, United diseases. Kingdom. Aiphanes spp. (coyure, ruffle, All............................. A diversity of diseases including but not and spine palm). limited to: lethal yellowing disease; cadang-cadang disease. Allagoptera arenaria............ All............................. A diversity of diseases including, but not limited to: Lethal yellowing disease; Cadang-cadang disease. Althaea spp. (althaea, Africa.......................... Cotton leaf curl agent. hollyhock). Bangladesh, India, Sri Lanka.... Bhendi yellow vein mosaic agent. Arachis spp. (peanut) seed only India, Indonesia, Japan, Peanut stripe virus. (all other Arachis articles are People's Republic of China, included under Fabaceae). Philippines, Taiwan, Thailand. Ivory Coast, Senegal, Upper Peanut clump virus. Volta. India........................... Indian peanut clump virus. Areca spp....................... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Arenga spp. (sugarpalm)......... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Arikuryroba spp. (arikury palm). All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Articles listed in Sec. 319.37- All except Canada............... A diversity of diseases, insects, and other 2(b). pests, including but not limited to: Cactoblastis cactorum (Berg); Metamasius spp.; Opogona sacchari (Bojer); Chrysomyxa himalensis Barclay (Spruce needle rust); Aecidium mori Barclay (Mulberry rust); Pseudomonas lignicola Westherd. & Buis. (Bacterial stain); Pucciniastrum areolatum (Fr.) Otth. (Cherry-spruce rust). Bambuseae (seeds, plants, and All............................. Various plant diseases, Including bamboo cuttings). smut (Ustilago shiraiana) [[Page 234]] Berberis spp. (barberry) (plants All............................. Puccinia graminis Pers. (Black stem rust). of all species and horticultural varieties not designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter). Berberis spp. (barberry) All............................. Puccinia graminis Pers. (Black stem rust). destined to an eradication State listed in Sec. 301.38-2a of this chapter (plants of all species and horticultural varieties designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter). Berberis spp. (barberry) seed... All............................. Puccinia graminis Pers. (Black stem rust). Blighia sapida (akee)........... Nigeria, Ivory Coast............ Okra mosaic virus. Borassus spp. (palmyra palm).... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Caryota spp. (fishtail palm).... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Castanea spp. (chestnut)........ All............................. Cryphonectria parasitica (Murrill) Barr (chestnut blight); Dryocosmus kuriphilus Yasumatsu (gall wasp). Cedrus spp. (cedar)............. Europe.......................... Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Fusarium fuliginosporum Sibilia (Seedling disease). Chaenomeles spp. (flowering All............................. A diversity of diseases including but not quince) not meeting the limited to those listed for Chaenomeles in conditions for importation in Sec. 319.37-5(b)(1). Sec. 319.37-5(b). Chrysalidocarpus spp. (butterfly All............................. A diversity of diseases including but not palm). limited to: Lethal yellowing disease; Cadang-cadang disease. Chrysanthemum spp. Argentina, Brazil, Canary Puccinia horiana P. Henn. (white rust of (chrysanthemum). Islands, Chile, Colombia, chrysanthemum). Europe, Republic of South Africa, Uruguay, Venezuela, and all countries, territories, and possessions of countries located in part or entirely between 90 deg. and 180 deg. East longitude. Cocos spp. (other than Cocos All............................. A diversity of diseases including but not nucifera). limited to: Lethal yellowing disease; Cadang-cadang disease. Cocos nucifera (coconut) (includ- All except from Jamaica or Costa A diversity of diseases including but not ing seed) (Coconut seed Rica if meeting the conditions limited to: lethal yellowing disease; without husk or without milk for importation in Sec. 319.37- cadang-cadang disease. may be imported into the United 5(g). States in accordance with Sec. 319.56). Corypha spp..................... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Crocosmia spp. (montebretia).... Africa.......................... Puccinia mccleanii Doidge (rust), Uredo gladioli-buettneri Bub. (rust), Uromyces gladioli P. Henn. (rust), U. nyikensis Syd. (rust). Africa, Brazil, France, Italy, U. transversalis (Thuem.) Wint. (rust). Malta, Mauritius, Portugal. Argentina, Uruguay.............. U. gladioli P. Henn. (rust). [[Page 235]] Cydonia spp. (quince) not All............................. A diversity of diseases including but not meeting the conditions for limited to those listed for Cydonia in Sec. importation in Sec. 319.37- 319.37-5(b)(1). 5(b). Datura spp...................... Colombia........................ Datura Colombian virus. India........................... Datura distortion or enation mosaic virus. Dendranthema spp. Argentina, Brazil, Canary Puccinia horiana P. Henn. (white rust of (chrysanthemum). Islands, Chile, Colombia, chrysanthemum). Europe, Republic of South Africa, Uruguay, Venezuela, and all countries, territories, and possessions of countries located in part or entirely between 90 deg. and 180 deg. East longitude. Dictyosperma spp. (Princesspalm) All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Elaeis spp. (oil palm).......... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Erianthus spp. (plumegrass)..... All............................. Puccinia melanocephala H. Syd. & P. Syd. (Sugarcane rust). Eucalyptus spp. (eucalyptus).... Europe, Sri Lanka, and Uruguay.. Pestalotia disseminata Thuem. (parasitic leaf fungus). Euonymus spp. (euonymus)........ Europe, Japan................... Euonymus mosaic diseases. Fabaceae (=Leguminosae) All except Canada............... A diversity of diseases including but not (herbaceous spp. only). limited to: African soybean dwarf agent, alfalfa enation virus, azuki bean mosaic virus, bean golden mosaic virus, cowpea mild mottle virus, French bean mosaic virus, groundnut chlorotic leaf streak virus, groundnut chlorotic spotting virus, groundnut rosette agents, groundnut witches broom MLO, horsegram yellow mosaic virus, Indonesian soybean dwarf virus, lima bean mosaic virus, lucerne Australian symptomless virus, lucerne vein yellowing virus, mung bean yellow mosaic virus, peanut stripe virus, red clover mottle virus, and soybean dwarf virus. Fragaria spp. (strawberry) not All except Canada............... Phytophthora fragariae Hickman (Red stele meeting the conditions for disease). importation in Sec. 319.37- 5(h). Fraxinus spp. (ash)............. Europe.......................... Pseudomonas savastanoi var. fraxini (Brown) Dowson (Canker and dwarfing disease of ash). Gaussia spp. (llumepalm)........ All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Gladiolus spp. (gladiolus)...... Africa.......................... Puccinia mccleanii Doidge (rust), Uredo gladioli-buettneri Bub. (rust), Uromyces gladioli P. Henn. (rust), U. nyikensis Syd. (rust). Africa, Brazil, France, Italy, U. transversalis (Thuem.) Wint. (rust). Malta, Mauritius, Portugal. Argentina, Uruguay.............. U. gladioli P. Henn. (rust). Gossypium spp. (cotton, All............................. A diversity of diseases including but not cottontree). limited to: cotton leaf curl virus; cotton virescence agent; small leaf virus. Hibiscus spp. (kenaf, hibiscus, Africa.......................... Cotton leaf curl agent. rose mallow). Brazil.......................... Cotton anthocyanosis agent. India........................... Hibiscus leaf curl agent. Howea spp. (sentry palm) not All............................. A diversity of diseases including but not meeting the conditions in Sec. limited to: Lethal yellowing disease; 319.37-5(n). Cadang-cadang disease. Hydragea spp. (hydrangea)....... Japan........................... Aecidium hydrangeae-paniculatea Dietel. Hyophorbe spp. (palm)........... All............................. A diversity of diseases including but not limited to: lethal yellowing disease; cadang-cadang disease. Ipomoea spp. (sweetpotato)...... All except Canada............... A diversity of diseases including but not limited to: sweetpotato witches broom (little leaf); and sweetpotato viruses of eastern Africa. Jasminum spp. (jasmine)......... Belgium, Federal Republic of Jasmine variegation diseases. Germany, Great Britain. [[Page 236]] India........................... Chlorotic ringspot, phyllody, yellow ring mosaic diseases. Philippines..................... Sampaguita yellow ringspot mosaic diseases. Juniperus spp. (juniper)........ Austria, Finland, and Romania... Stigmina deflectans (Karst) Ellis (Needlecast disease). Europe.......................... Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Larix spp. (larch).............. Provinces of New Brunswick and Lachnellula willkommii (Harteg) Dennis Nova Scotia in Canada, Europe, (European larch canker). and Japan. Europe.......................... Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Latania spp..................... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Leersia spp. (cutgrass) seed All............................. Xanthomonas campestris pv. oryzae (Ishiyama) only (all other Leersia Dye. articles are included under Poaceae). Lens spp. seed (lentil)......... South America................... Uromyces viciae-fabae (Pers.) Schroet. (Rust). Leptochloa spp. (sprangletop) All............................. Xanthomonas campestris pv. oryzae (Ishiyama) seed only (all other Leptochloa Dye. articles are included under Poaceae). Ligustrum spp. (privet)......... Europe.......................... Ligustrum mosaic diseases. Livistona spp. (fan palm)....... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Mahoberberis spp. (plants of all All............................. Puccinia graminis Pers. (Black stem rust). species and horticultural varieties not designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter). Mahoberberis spp. destined to an All............................. Puccinia graminis Pers. (Black stem rust). eradication State listed in Sec. 301.38-2(a) of this chapter (plants of all species and horticultural varieties designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter). Mahoberberis spp. seed.......... All............................. Puccinia graminis Pers. (Black stem rust). Mahonia spp. (mahonia) (plants All............................. Puccinia graminis Pers. (Black stem rust). of all species and horticultural varieties not designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter. [[Page 237]] Mahonia spp. (mahonia) destined All............................. Puccinia graminis Pers. (Black stem rust). to an eradication State listed in Sec. 301.38-2(a) of this chapter (plants of all species and horticultural varieties designated as resistant to black stem rust in accordance with Sec. 301.38-1 of this chapter). Mahonia spp. seed............... All............................. Puccinia graminis Pers. (Black stem rust). Malus spp. (apple, crabapple) All............................. A diversity of diseases including but not not meeting the conditions for limited to those listed for Malus in Sec. importation in Sec. 319.37- 319.37-5(b)(1). 5(b). Mangifera spp. (mango) seed only All except North and South Cryptorhynchus mangiferae F. (mango weevil). America (excluding Barbados, Dominica, French Guiana, Guadeloupe, Martinique, and St. Lucia). Manihot spp. (cassava).......... All except Canada............... A diversity of diseases, insects, and other pests including but not limited to: Mononychellus tanajoa (Bondar) (cassava mite); Phenococcus manihotis Matile-Ferrero (cassava mealybug); Xanthomonas manihotis (Arthand-Berthet) Starr (Bacterial blight); Cassava brown streak virus; Cassava latent virus; Cassava African mosaic virus; Cassava common mosaic virus. Mascarena spp................... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Morus spp. (mulberry)........... India, Japan, Korea, People's Mulberry dwarf or mulberry mosaic diseases. Republic of China, Thailand, and the geographic area formerly known as the Union of Soviet Socialist Republics. Nannorrhops spp. (mazaripalm)... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Neodypsis spp. (palm)........... All............................. A diversity of diseases including but not limited to: lethal yellowing disease; cadang-cadang disease. Persea spp. (avocado) seed...... Central and South America, and Heilipus lauri Boh. (Avocado weevil); Mexico. Stenoma catenifer Wals. (Avocado seed moth); Conotrachelus spp. Philadelphus spp. (mock orange). Europe.......................... Elm mottle virus. Phoenix spp. (date)............. All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Picea spp. (spruce)............. Europe, Japan, and Siberia...... Chrysomyxa ledi (Alb. & Schw.) d By var. rhododendri (DC) Savile. (Rhododendron- spruce needle rust). Europe.......................... Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Pinus spp. (pine) (2- or 3- Europe and Japan................ Cronartium flaccidium (Alb. & Schw.) Wint. leaved). (Rust causing serious stunting of hard pines.) Japan........................... Gall-forming rust. [[Page 238]] Poaceae (vegetative parts of all All except Canada............... A wide diversity of plant diseases, grains and grasses, except including but not limited to: banana streak species of Bambuseae). virus, barley yellow mosaic virus, barley yellow striate mosaic virus, brome streak mosaic virus, cereal chlorotic mosaic virus, cocksfoot mild mosaic virus, corn stunt spiroplasma, Cynodon chlorotic streak virus, cynosurus mottle virus, Echinochloa ragged stunt virus, European aster yellows MLO, European wheat striate mosaic virus, Iranian maize mosaic virus, maize bushy stunt MLO, maize chlorotic mottle virus, maize mosaic virus, maize mottle/chlorotic stunt virus, maize rough dwarf virus, maize streak virus, maize stripe virus, northern cereal mosaic virus, oat red streak mosaic virus, oat sterile dwarf virus, rice dwarf virus, rice gall dwarf virus, rice tungro virus, rice wilted stunt virus, rice yellow mottle virus, rice yellow dwarf agent, yellow dwarf agent, sugarcane white leaf MLO, wheat yellow leaf virus, and wheat yellowing stripe bacterium. Populus spp. (aspen, cottonwood, Europe.......................... Xanthomonas populi Ride (Canker). poplar). Pritchardia spp................. All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Prunus spp. (almond, apricot, All............................. A diversity of diseases including but not cherry, cherry laurel, English limited to those listed for Prunus in Sec. laurel, nectarine, peach, plum, 319.37-5(b)(1). prune) not meeting the conditions for importation in Sec. 319.37-5(b). Prunus spp. seed only (almond, All............................. Plum pox (Sharka) virus. apricot, nectarine, peach, plum, and prune, but not species in subgenus Cerasus) not meeting the conditions for importation in Sec. 319.37- 5(j). Pseudolarix spp. (golden larch). Provinces of New Brunswick and Lachnellula willkommii (Harteg) Dennis Nova Scotia in Canada, Europe, (European larch canker). and Japan. Pseudotsuga spp. (Douglas fir).. Europe.......................... Phacidiopycnis pseudotsuga (M. Wils.) Hahn (Douglas fir canker). Pyrus spp. (pear) not meeting All............................. A diversity of diseases including but not the conditions for importation limited to those listed for Pyrus in Sec. in Sec. 319.37-5(b). 319.37-5(b)(1). Quercus spp. (oak).............. Japan........................... Stereum hiugense Imazeki (White rot); a gall- forming rust. Ravenea spp. (palm)............. All............................. A diversity of diseases including but not limited to: lethal yellowing disease; cadang-cadang disease. Ribes spp. (currant, gooseberry) Europe and New Zealand.......... Black currant reversion agent. Rosa spp. (rose)................ Australia, Bulgaria, Italy, and Rose wilt virus. New Zealand. Salix spp. (willow)............. Federal Republic of Germany Erwinia salicis (Day) Chester (Watermark (West), German Democratic disease). Republic (East), Great Britain, and The Netherlands. Seeds of all kinds when in pulp. All except Canada............... Fruit flies, or other injurious insects. [[Page 239]] Solanum spp. (potato) (tuber All except Canada (except Andean potato latent virus; Andean potato bearing species only--Section Newfoundland and that portion mottle virus; potato mop top virus; Tuberarium), including potato of the Municipality of Central dulcamara mottle virus; tomato blackring tubers. Saanich in the Province of virus; tobacco rattle virus; potato virus Y British Columbia east of the (tobacco veinal necrosis strain); potato West Saanich Road).. purple top wilt agent; potato marginal flavescence agent; potato purple top roll agent; potato witches broom agent; stolbur agent; parastolbur agent; potato leaflet stunt agent; potato spindle tuber viroid; arracacha virus B; potato yellowing virus. Solanum spp. true seed (tuber All except Canada, New Zealand, Andean potato latent virus, potato virus T, bearing species only--Section and the X region of Chile (that tobacco ringspot virus (Andean potato Tuberarium). area of Chile between 39 deg. calico strain); arracacha virus B; potato and 44 deg. South latitude--see yellowing virus. Sec. 319.37-5(o)). Sorbus spp. (mountain ash)...... Czechoslovakia, Denmark, Federal Mountain ash variegation or ringspot mosaic Republic of Germany. disease. Syringa spp. (lilac) not meeting Europe.......................... Elm mottle virus. the conditions for importation in Sec. 319.37-5(i). Theobroma spp. (cacao).......... All............................. A diversity of diseases and pests including but not limited to: cocoa swollen shoot virus, cocoa mottle leaf virus, cocoa yellow mosaic virus, cocoa necrosis virus, Crinipellis perniciosa (Stahel) Singer (witches broom fungus), Monilia roreri-- Moniliophthora rorei (CiF.) H.C. Evans et al. (watery pod rot), cocoa isolates of Ceratocystis fimbriata Ellis and Halst (wilts), Trachysphaera fructigena Tabor and Bunting (mealy pod agents of cushy gall disease), Oncobasidum theobromae Talbot and Keane (vascular streak die-back), Xyleborus spp. beetles and Acrocercops cramella (Snellen) (cocoa moth). Trachycarpus spp. (windmill All............................. A diversity of diseases including but not palm). limited to: Lethal yellowing disease; Cadang-cadang disease. Ulmus spp. (elm) (including Europe.......................... Elm mottle virus. seeds). Veitchia spp.................... All............................. A diversity of diseases including but not limited to: Lethal yellowing disease; Cadang-cadang disease. Vitis spp. (grape) not meeting All............................. A diversity of diseases including but not the conditions for importation limited to those specified for Vitis in in Sec. 319.37-5(b). Sec. 319.37-5(b)(1). Watsonia spp. (bugle lily)...... Africa.......................... Puccinia mccleanii Doidge (rust), Uredo gladioli-buettneri Bub. (rust), Uromyces gladioli P. Henn. (rust), U. nyikensis Syd. (rust). Africa, Brazil, France, Italy, U. transversalis (Thuem.) Wint. (rust). Malta, Mauritius, Portugal. Argentina, Uruguay.............. U. gladioli P. Henn. (rust). Zizania spp. (wild rice) seed All except Canada............... Xanthomonas campestris pv. oryzae (Ishiyama) only (all other Zizania Dye. articles are included under Poaceae). ---------------------------------------------------------------------------------------------------------------- [[Page 240]] (b) The following listed articles from all foreign places except Canada are prohibited articles and are prohibited from being imported or offered for entry into the United States except as provided in paragraph (c) of this section: (1) Rhododendron spp. (rhododendron and azalea) or other genera or species of similar slow growth habit, other than artificially dwarfed plants meeting the conditions in Sec. 319.37-5(q): (i) Exceeding 3 years of age if grown from seeds or cuttings; or (ii) Exceeding 2 years of age after severance from the parent plant if produced by layers; or (iii) Having more than 3 years' growth from the bud or graft if produced by budding or grafting. (2) Any naturally dwarf or miniature form of tree or shrub exceeding 305 millimeters (approximately 12 inches) in length from the soil line. (3) Herbaceous perennials (except epiphytes) imported in the form of root crowns or clumps exceeding 102 millimeters (approximately 4 inches) in diameter. (4) Stem cuttings without leaves, without roots, without sprouts, and without branches (other than cactus cuttings and cuttings of epiphytes) exceeding 102 millimeters (approximately 4 inches) in diameter or exceeding 1.83 meters (approximately 6 feet) in length; and stem cuttings of epiphytes with or without aerial roots (without leaves, without sprouts, and without branches) exceeding 102 millimeters (approximately 4 inches) in diameter or exceeding 1.83 meters (approximately 6 feet) in length. (5) Cactus cuttings (without roots or branches) exceeding 153 millimeters (approximately 6 inches) in diameter or exceeding 1.22 meters (approximately 4 feet) in length. (6)(i) Plants (other than stem cuttings, cactus cuttings, artificially dwarfed plants meeting the conditions in Sec. 319.37-5(q), and palms and plants whose growth habits simulate palms) exceeding 460 millimeters (approximately 18 inches) in length from soil line (top of rooting zone for plants produced by air layering) to the farthest terminal growing point and whose growth habits simulate the woody habits of trees and shrubs, including but not limited to cacti, cycads, yuccas, and dracaenas. (ii) Palms and plants whose growth habits simulate palms, that exceed a total length (stem plus leaves) of 915 millimeters (approximately 36 inches) in length. (7) Any tree or shrub of a type not listed above, other than an artificially dwarf plant meeting the conditions in Sec. 319.37-5(q), and: (i) Exceeding 2 years of age if grown from seeds or cuttings; or (ii) Exceeding 1 year of age after severance from the parent plant if produced by layers; or (iii) Having more than 2 years' growth from the bud or graft if produced by budding or grafting. (c) Any article listed as a prohibited article in paragraph (a) or (b) of this section may be imported or offered for entry into the United States if: (1) Imported by the United States Department of Agriculture for experimental or scientific purposes; (2) Imported at the Plant Germplasm Quarantine Center, Building 320, Beltsville Agricultural Research Center East, Beltsville, MD 20705 or at a port of entry designated by an asterisk in Sec. 319.37-14(b); (3) Imported pursuant to a Departmental permit issued for such article and kept on file at the port of entry; (4) Imported under conditions specified on the Departmental permit and found by the Deputy Administrator to be adequate to prevent the introduction into the United States of plant pests, i.e., conditions of treatment, processing, growing, shipment, disposal; and (5) Imported with a Departmental tag or label securely attached to the outside of the container containing the article or securely attached to the article itself if not in a container, and with such tag or label bearing a Departmental permit number corresponding to the number of the Departmental permit issued for such article. [45 FR 31585, May 13, 1980; 45 FR 35305, May 27, 1980, as amended at 56 FR 19790, Apr. 30, 1991; 57 FR 334, Jan. 6, 1992; 57 FR 43145, 43147, 43148, Sept. 18, 1992; 59 FR 9918, Mar. 2 1994; 59 FR 44610, Aug. 30, 1994; 60 FR 8924, Feb. 16, 1995; 62 FR 50238, Sept. 25, 1997; 63 FR 13485, Mar. 20, 1998; 67 FR 53730, Aug. 19, 2002] [[Page 241]]