48 Lygodium palmatum.
stipe, or stipe of the pair of fronds pubescent, partial stipes slightly
so, and very slender. Panicle of spikelets terminal and twining. Grows
« on the swampy margins of small water courses, from New Jersey
to Carolina, rare.”—Nutt.
The figure represents the plant the size of nature.
DRABA VERNA.
WHITLOW-GRASS. SHAD-BLOSSOM.
Tetradynamia siliqulosa, Linn. Cruciferse, Juss.
GENERIC CHARACTER.
Silicle entire, oval-oblong, valves flattish, parallel with the dissepiment,
scarcely any. •
SPECIFIC CHARACTER.
Scape naked, leaves oblong-acute, sub-serrate, hairy; petals bifid, stigma sessile.
Willd.
SYNONYMS.
Draba hispidula, Michaux.
D. verna, p. Americana, Persoon.
Roots fibrous, annual or semi-annual. Leaves numerous, crowded,
all radical, about half an inch long, of an oblong shape, acute at the
apex, towards which they are somewhat serrated, every where hairy,
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