Difference between revisions of "Verbesina nana"
Proc. Amer. Acad. Arts 34: 543. 1899.
Basionym: Ximenesia encelioides var. nana A. Gray Smithsonian Contr. Knowl. 5(6): 92. 1853
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Revision as of 21:58, 27 May 2020
Plants mostly 7–15+ cm (perennating bases ± erect, internodes not winged). Leaves all or mostly opposite (distal sometimes alternate); blades ± deltate to rhombic, 3–8+ × 2–5+ cm, bases ± cuneate, margins raggedly toothed, apices obtuse to acute, faces strigoso-sericeous. Heads borne singly or 2–3 together. Involucres shallowly bowl-shaped, 15–25+ mm diam. Phyllaries 28–35+ in 2–3 series, ± erect, linear to lanceolate, 8–12+ mm. Ray florets 12–16+; laminae 10–12+ mm. Disc florets 80–150+; corollas yellow to orange. Cypselae blackish, ± elliptic, 6.5–8 mm, faces ± strigillose; pappi 0.5–1+ mm. 2n = 68.
Phenology: Flowering May(–Oct).
Habitat: Silty flats, roadsides, desert scrub
Elevation: 1000–2000 m
Distribution
N.Mex., Tex., Mexico (Coahuila).
Discussion
Selected References
None.
Lower Taxa
None.