§ 201.56-12 Miscellaneous plant families.

Kinds of seed by family: Carrot family, Apiaceae (Umbelliferae)—carrot, celery, celeriac, dill, parsley, parsnip; Hemp family, Cannabaceae—hemp; Dichondra family, Dichondraceae—dichondra; Geranium family, Geraniaceae—alfilaria; Mint family, Lamiaceae (Labiatae)—sage, summer savory; benne family, Pedaliaceae—sesame; Rose family, Rosaceae—little burnet; Nightshade family, Solanaceae—eggplant, tomato, husk tomato, pepper, tobacco; and Valerian family, Valerianaceae—cornsalad. (a) General description. (1) Germination habit: Epigeal dicot. (2) Food reserves: Cotyledons; endosperm may or may not be present, depending on the kind. (3) Shoot system: The hypocotyl elongates, carrying the cotyledons above the soil surface. The epicotyl usually does not show any development within the test period. (4) Root system: A primary root; secondary roots may or may not develop within the test period, depending on the kind. (b) Abnormal seedling description. (1) Cotyledons: (i) Less than half of the original cotyledon tissue remaining attached. (ii) Less than half of the original cotyledon tissue free of necrosis or decay. (2) Epicotyl: (i) Missing. (May be assumed to be present if the cotyledons are intact.) (ii) [Reserved] (3) Hypocotyl: (i) Malformed, such as markedly shortened, curled, or thickened. (ii) Deep open cracks extending into the conducting tissue. (iii) Watery. (4) Root: (i) None. (ii) Missing or stubby primary root with weak secondary or adventitious roots. (5) Seedling: (i) One or more essential structures impaired as a result of decay from primary infection. (ii) Albino.