Difference between revisions of "Symphyotrichum lanceolatum var. interior"
Phytologia 77: 284. 1995.
Basionym: Aster interior Wiegand Rhodora 35: 35. 1933
Synonyms: Aster lanceolatus subsp. interior (Wiegand) A. G. Jones Aster simplex var. interior (Wiegand) Cronquist
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Revision as of 18:40, 24 September 2019
Stems usually slender, sometimes stout, glabrous or hairy in lines. Leaf blades linear-lanceolate to lanceolate, distal cauline margins entire. Heads congested on lateral branches of arrays, often developing on short peduncles along most of the branch, usually not subtended by large foliaceous bracts. Involucres 3–4 mm. Phyllaries: outer 1.8–3.4 × ca. 0.4, inner 3.5–3.7 × 0.4–0.5 mm, outer 1/3–2/3 length of inner. Ray florets 22–24; corollas white, laminae 3.9–5.8 mm. Disc florets 20–23; corollas 2.8–3.1 mm, limbs 1.6–1.8 mm, lobes 0.5–0.7 mm. Cypselae 0.6–0.8 mm; pappi 2.9–3.3 mm. 2n = 48, 64.
Phenology: Flowering Jul–Oct.
Habitat: Bottomlands, along streams
Elevation: 10–400 m
Distribution
Ont., Que., Ark., Ill., Ind., Iowa, Kans., Ky., Mich., Mo., Nebr., N.Y., Ohio, Okla., Pa., Vt.
Discussion
Selected References
None.
Lower Taxa
None.