An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 CRUCIFERAE. Radicula sessiliflora (Xutt.) Greene. Sessile-llowered Cress. Fig. 2032. sssiliftorum \utt.; T. &; G. Fl. X. .A., i : 73. 1838- Ronpa sessiitfiora A. S. Hitchcock. Spring Fl. Manhat- tan 18. 1894. Radicula sessiliflora Greene, Leaflets i: 113. 1905. Annual or biennial, erect, glabrous, 8-20' high, spar
An illustrated flora of the An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian ed2illustratedflo02brit Year: 1913 CRUCIFERAE. Radicula sessiliflora (Xutt.) Greene. Sessile-llowered Cress. Fig. 2032. sssiliftorum \utt.; T. &; G. Fl. X. .A., i : 73. 1838- Ronpa sessiitfiora A. S. Hitchcock. Spring Fl. Manhat- tan 18. 1894. Radicula sessiliflora Greene, Leaflets i: 113. 1905. Annual or biennial, erect, glabrous, 8-20' high, sparingly branched above, the branches ascending. Leaves petioled, the lower 3-4' long, obovate or oblong, obtuse, crenate, lobed or pinnatifid, with obtuse lobes; flowers yellow, i' broad, nearly sessile; pods very slightly pedicelled, spreading or ascending. 3'-6' long, l' broad, narrowly oblong; style very short; seeds minute, mostly in 2 rows in each cell. W( grou irgn to Illi; va. Nebraska, Arkansas, Florida and Texas. April-June. 13. SISYMBRIUM [Tourn.] L. Sp. PL 657. 1753. An aquatic or uliginous herb, with pinnately divided leaves, and small white flowers in terminal racemes. Pods linear to linear-oblong, slender-pedicelled, tipped with the rather stout style, the valves nerveless. Seeds in 2 rows in each cell of the pod. Cotyledons accumbent. [Ancient Greek name.] A monotypic genus of the Old World. I. Sisymbrium Nasturtium-aquaticum L. Sisymbrium Kasturtium-aqualicum L. Sp. PI. 657. officinale R. Br. in Ait. Hort. Kew. 10. 1813. Rusby, Mem. Torr. Club 3: True Water-cress. Naslu Ed. 2, 4: Roripa Nasturtium Part 3, 5. 1893. Radicula Nasturtium-aquaticum Britten &; Rendle, Brit. Seed Plants 3. 1907. Glabrous, branching, floating or creeping, rooting from the nodes. Leaves of 3-9 seg- ments, the terminal one larger than the lateral, all obtuse, ovate or oval, or the terminal one nearly orbicular; racemes elongating in fruit; flowers 2'-2l' broad; petals twice the lengt
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