Draba verna|Whitlow grass|Brassicaceae

Draba verna.de.wikipedia.org. (Accessed 3/2014).

Draba verna is an annual or winter annual herb, very small, from a taproot (Yatskievych 2006); flowering stems very slender, 5-20 cm tall.

Leaves all in a crowded basal rosette, 1-2 cm long, 0.3-0.4 cm wide, widest above middle, surface hairy, hairs forked and often from a wart-like base.

Flowers white, 0.2-0.3 cm wide, 4 petals split to middle, base narrow, sepals 4, hairy, stamens 6, short, ovary superior, stigma broad, no style; inflorescence branched, floral stalks to 0.3 cm in flower, elongating in fruit; blooms March-May.

Fruit a dry pod 0.4-1.0 cm long, 0.2-0.4 cm wide, flattened side to side; seeds 40-60.

Wetland status: UPL.

Frequency in NYC: Infrequent.

Origin: Eurasia, widely naturalized in N. America.

Habitat: Lawns, open disturbed places.

Related Terms:

Term: Yatskievych 2006

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Draba verna Whitlow grass Brassicaceae DRVE*; Bx, pb (DeCandido 2001, Z. Wang 2017), sv (Torrey 2017); NY (DeCandido 2001); Q, i, j (Z. Wang 2017); K (DeCandido 2001); R (DeCandido 2001);