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Nahuatlea hypoleuca (DC.) V.A.Funk식물/들꽃-국화과A(Asteraceae) 2023. 5. 21. 17:50
국표에 없다.
Description.
Shrub or small tree, 2 –5(– 7) m tall; leaves coriaceous, 2-5 × 0.9-1.5 cm, narrowly elliptic, apex obtuse, mucronate, attenuate at base, glabrous adaxially, cinereous-tomentose abaxially; heads sessile or very short pedunculate, in clusters of 5-15 heads at apices and axils of branches, many clusters per plant; involucre narrowly obconic, 4-7 mm tall × ca. 3 mm wide, bracts in ca. 3-5 series, ciliolate-tomentose on the margins but otherwise glabrous; flowers 5-7 per head; corollas white, 10-12 mm long; anther base caudate, tails ca. 1 mm long, fimbrillate; pappus ca. 6.5-7.5 mm long, bristles biseriate, of various lengths and broadening slightly at the tips.
Distribution.
Mexico: Coahuila, Nuevo León, Tamaulipas, Durango, Zacatecas, San Luis Potosi, Queretaro, Hidalgo, and Michoacán. United States: Arizona, Texas.
Nahuatlea hypoleuca V. A. Funk 2017, comb. nov. - Plazi TreatmentBank
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