Difference between revisions of "Cnidoscolus angustidens"
Rep. U.S. Mex. Bound. 2(1): 198. 1859.
Treatment appears in FNA Volume 12. Treatment on page 197.
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|genus=Cnidoscolus | |genus=Cnidoscolus | ||
|species=Cnidoscolus angustidens | |species=Cnidoscolus angustidens | ||
Revision as of 18:17, 24 September 2019
Plants 15–100 cm. Leaves: stipules 5–6 mm, margins deeply toothed; petiole 2–10 cm; blade ± round in outline, 8–15 cm diam., moderately lobed, lobes 1/3–1/2 blade length, base broadly cordate, margins dentate, teeth and lobe apices acuminate, aristate. Staminate flowers: calyx funnel-shaped, tube 4–6 mm, distally flaring, stinging hairs absent, lobes 4–8 mm; stamens subequal, filaments all connate most of length; staminodes 3, threadlike. Pistillate flowers: sepals 10–12 mm; stigmas 12. Capsules 10–12 mm. Seeds brown, sometimes mottled, 9–11 mm.
Phenology: Flowering May–Sep.
Habitat: Grasslands, desert scrub, oak woodlands.
Elevation: 1100–1600 m.
Distribution
Ariz., Mexico (Baja California Sur, Sinaloa, Sonora).
Discussion
In the flora area, Cnidoscolus angustidens is restricted to southern Arizona.
Selected References
None.
Lower Taxa
None.