Catalpa speciosa Warder
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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
Bignoniaceae
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Scientific Name
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Description
Species Description - Tree to 30 m, with well developed trunk; lvs broadly cordate- ovate or rotund, to 3 dm, distinctly acuminate, hairy beneath; infls to 2 dm; cor white, marked with 2 yellow stripes and faintly purple-spotted, the limb 5–6 cm wide; fr 2–5 dm × 1–1.5 cm, with a stout quadrangular placenta; seeds 2.5 cm, the wings rounded at the end and with a flat fringe of hairs; 2n=40. Alluvial forests; s. Ind. to Ark. and Tex., often cult. farther n. and e., and sometimes escaped. May, June.
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Common Names
northern catalpa