Cnidoscolus texanus
Texas bull-nettle, treadsoftly
stipules 3–4 mm, margins usually deeply toothed, rarely entire;
petiole 5–18 cm;
blade ± round in outline, 6–15 cm diam., deeply lobed, lobes 3/5–4/5 blade length, base broadly cordate, margins dentate, teeth and lobe apices acute, not aristate.
calyx funnel-shaped, tube 12–17 mm, distally flaring, stinging hairs present, lobes 10–17 mm;
stamens of outer whorl shorter than inner, filaments of outer whorl distinct or connate basally, of inner whorl connate most of length;
staminodes 0.
sepals 15–25 mm;
stigmas 12–24.
15–20 mm.
brown, sometimes mottled, 14–18 mm.
= 36.
Cnidoscolus texanus
Both Cnidoscolus texanus and C. stimulosus are found in Louisiana, but their distributions are separated by about 250 km, with C. texanus found in the western half of the state and C. stimulosus restricted to St. Tammany and Washington parishes in the east.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
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