Comprehensive Description
provided by North American Flora
Bifora americana (DC.) Benth. & Hook.; S. Wats. Bibl. Ind. 415. 1878
Atrema americantim DC. Coll. Mem. 5: 71. 1829.
Coriandrum americantim Nutt.; DC. Prodr. 4: 250, as syn. 1830.
Anidrum ainericanum Kuntze, Rev. Gen. 1: 264. 1891.
Branching, 25-75 cm. high, glabrous throughout, or the foliage and stems, especially at the nodes, scaberulous; leaves ovate-oblong in general outline, excluding the petioles 2-5 cm. long, 1-3 cm. broad, ternate-pinnately decompound, the ultimate divisions filiform, distinct, obtuse, 2-25 mm. long, 1 mm. or less broad, glabrous to slightly scaberulous; petioles 2-15 mm. long, somewhat inflated at the base; peduncles slightly scaberulous at the summit; involucre of a few small, entire to piunatifid, linear bracts; involucel of bractlets like the bracts, shorter than or equaling the flowers; rays 4-14, 15-35 mm. long, somewhat scaberulous; pedicels about 2 mm. long; fruit subglobose, 2-3 mm. long, 4-5 mm. broad, the ribs filiform.
Typk locality: " Pres de la riviere Rouge," Nuttall.
Distribution: Northeastern and central Texas and adjacent Arkansas and Oklahoma (Lind-
- bibliographic citation
- Albert Charles Smith, Mildred Esther Mathias, Lincoln Constance, Harold William Rickett. 1944-1945. UMBELLALES and CORNALES. North American flora. vol 28B. New York Botanical Garden, New York, NY
