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 â 7« CRUCIFERAE. VUL. II. 32. lODANTHUS T. & G.; A. Gray, Man. 32. 1848. A glabrous erect perennial herb, with dentate leaves auricled at the base, or the lower and basal ones lyrate-pinnatifid, and violet or white flowers in panicled racemes. Sepals much shorter than the petals, the inner ones slightly gibbous a
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 â 7« CRUCIFERAE. VUL. II. 32. lODANTHUS T. & G.; A. Gray, Man. 32. 1848. A glabrous erect perennial herb, with dentate leaves auricled at the base, or the lower and basal ones lyrate-pinnatifid, and violet or white flowers in panicled racemes. Sepals much shorter than the petals, the inner ones slightly gibbous at the base. Petals long-clawed. Styles stout; stigma subcapitate. Silique linear-cylindric, slightly compressed, somewhat constricted between the seeds. Seeds oblong, rounded, in i row in each cell. Cotyledons accumbent. [Greek, violet-colored flower.] A monotypic genus of southeastern North America. I. Iodanthuspinnatifidus(Michx.) Steiid. Purple or False Rocket. Fig. 2068. Hesperis (?) pimiatifida Michx. Fl. Bor. Am. 2: 31. 1803. lodanthus hesperidoides T. & G.: \. Gray, Gen. 111. 1: 134. 1848. Thelypodium pinnatifidiim S. Wats. Bot. King's Exp. 25. 1871. lodanthus pinnatifidiis Steud. Nomencl. Ed. 2,812. 1841. Glabrous, stem slender. i°-3° high, branching above. Lower leaves ovate or oblong, occasionally cordate, 2'-8' long, dentate, tapering into a margined petiole which is clasping and auriculate at the base, the lower part of the blade often pinnatifid into 2-6 pairs of small oblong segments; stem-leaves similar or merely dentate, narrower, sometimes ovate- lanceolate, the upper nearly sessile; flow- ers numerous, 3'-4' broad; pedicels spreading. 2'-3' long in fruit; pods linear, i'-li' long, i' wide, spreading or ascending; style stout, i' long. On river banks, western Pennsylvania to Minnesota, south to Tennessee, Missouri, Louisiana and Texas. May-June. 33. ARABIS L. Sp. PI. 664. 1753. [TcRRiTis L, Sp. PI. 666. I753-] Annual, biennial or perennial, glabrous or
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