Baptisia australis (L.) R.Br.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Fabaceae
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Scientific Name
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Description
Species Description - Plants to 15 dm, glabrous, with one or few racemes to 4 dm; petioles 5–18 mm; stipules or some of them persistent until anthesis, lanceolate or lance-ovate, 8–20 mm; lfls oblanceolate to obovate, the larger ones 4–8 cm; bracts caducous; pedicels 5–15 mm; fls 20–27 mm; cal 8–10 mm; pods 3–5 cm, the stipe slightly exceeding the cal; 2n=18. Moist, usually rocky or gravelly soil, woods, and prairies; s. N.Y. to N.C. and n. Ga., w. to Neb. and Tex., and intr. in Vt. May, June. Var. australis, as here described, is replaced w. of the Mississippi R. by var. minor (Lehm.) Fernald, with smaller lfls, slightly larger fls, and more inflated and more evidently stipitate pods. (B. minor) A hybrid of var. minor with no. 2 [Baptisia bracteata Elliott] is B. ×bicolor Greenm. & Larisey.
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Common Names
blue false indigo