Difference between revisions of "Marshallia trinervia"
Rep. (Annual) Arkansas Geol. Surv. 1888(4): 196. 1891.
Endemic
Basionym: Athanasia trinervia Walter Fl. Carol., 201. 1788
Treatment appears in FNA Volume 21. Treatment on page 457.
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|publication year=1891 | |publication year=1891 | ||
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Marshalliinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Marshalliinae | ||
Latest revision as of 20:08, 5 November 2020
Plants 40–60(–80) cm (rhizomatous). Leaves mostly cauline (not notably reduced distally); proximal petiolate; blades strongly 3-nerved, ovate, 4–10 cm × 11–30 mm. Heads 1–5, 20–33 mm diam. Peduncles 5–15+ cm. Phyllaries 8–12 × 1.5–3 mm, apices acute. Paleae ± linear, apices acute. Corollas pink, lobes 3.5–7.5 × 0.5–1 mm. Pappi: scale margins serrulate. 2n = 18.
Phenology: Flowering May–Jun.
Habitat: Understories, mixed hardwood forests, along streams, slightly disturbed sites
Elevation: 100–500 m
Distribution
Ala., Ga., La., Miss., N.C., S.C., Tenn.
Discussion
Selected References
None.
Lower Taxa
None.