Difference between revisions of "Silphium radula var. radula"
Synonyms: Silphium reverchonii Bush Silphium simpsonii var. wrightii
Treatment appears in FNA Volume 21. Treatment on page 80.
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Revision as of 21:35, 16 December 2019
Plants 50–250 cm. Basal leaves caducous. Heads to 30. Ray florets 20–30+. Disc florets 125–175. 2n = 14.
Phenology: Flowering summer.
Habitat: Prairies, fencerows, roadsides
Elevation: 0–400 m
Distribution
Ark., Kans., La., Mo., Okla., Tex.
Discussion
Selected References
None.
Lower Taxa
None.