Difference between revisions of "Marshallia obovata"
Biltmore Bot. Stud. 1: 5. 1901.
Endemic
Basionym: Athanasia obovata Walter Fl. Carol., 201. 1788
Synonyms: Marshallia obovata var. platyphylla (M. A. Curtis) Beadle & F. E. Boynton Marshallia obovata var. scaposa Channell
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|subtribe=Asteraceae (tribe Heliantheae) subtribe Marshalliinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Marshalliinae | ||
Latest revision as of 21:08, 5 November 2020
Plants 10–60 cm. Leaves mostly basal (distal slightly reduced); basal petiolate; blades 3-nerved, elliptic, oblanceolate, or spatulate, 5–10 cm × 5–15 mm. Heads 1–2, 20–30 mm diam. Peduncles 20–40 cm. Phyllaries 5–10 × 2–3 mm, apices obtuse. Paleae linear-spatulate, apices obtuse. Corollas white, lobes 2.5–6 × 0.5–1 mm. Pappi: scale margins entire or denticulate. 2n = 18.
Phenology: Flowering May–Jun.
Habitat: Understories, pine forests
Elevation: 100–1000 m
Distribution
Ala., Fla., Ga., N.C., S.C., Va.
Discussion
Marshallia obovata grows on the piedmont and on the Atlantic coastal plain. Scapiform plants with the leafy parts of stems less than 1/4 lengths of peduncles are sometimes known as var. scaposa. They occur along the inner Atlantic coastal plain.
Selected References
None.
Lower Taxa
None.