Difference between revisions of "Symphyotrichum lanceolatum var. interior"
Phytologia 77: 284. 1995.
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Latest revision as of 21:07, 29 July 2020
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
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