Difference between revisions of "Engelmannia peristenia"
Rhodora 94: 381. 1992.
Common names: Engelmann daisy cutleaf daisy
Basionym: Silphium peristenium Rafinesque Atlantic J. 1: 146. 1832
Synonyms: Engelmannia pinnatifida Nuttall
Treatment appears in FNA Volume 21. Treatment on page 87.
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Revision as of 18:47, 24 September 2019
Basal leaves (5–)10–30 cm. Cauline leaves gradually smaller distally, primary lobes ovate to narrowly linear, their margins sometimes again lobed or toothed. Involucres 6–10 mm. Phyllary tips hirsute-ciliate. Ray corollas 10–16 mm. Disc corollas 3.5–5 mm. Cypselae 3–4 mm; pappi 1–2 mm. 2n = 18.
Phenology: Flowering Apr–Jul.
Habitat: Grasslands, pinyon-juniper woodlands, desert scrub, roadsides
Elevation: 100–2000 m
Distribution
Ariz., Ark., Colo., Kans., Mo., Nebr., N.Mex., Okla., S.Dak., Tex., Mexico (Chihuahua, Coahuila, Nuevo León, Tamaulipas).
Discussion
Selected References
None.
Lower Taxa
None.