familyAsteraceae
genusHelianthus
speciesHelianthus petiolaris
subspeciesHelianthus petiolaris subsp. fallax
Difference between revisions of "Helianthus petiolaris subsp. fallax"
Rhodora 60: 279, fig. 3. 1958.
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Revision as of 18:48, 24 September 2019
Stems usually ± hispid, rarely ± hirsute to glabrate. Leaves: abaxial faces sparsely, if at all, gland-dotted. Peduncles usually with leafy bracts subtending heads. Phyllaries 2–3.5 mm wide. Disc corollas: throats gradually narrowed distal to slight, not densely hairy basal bulges. 2n = 34.
Phenology: Flowering summer–fall.
Habitat: Dry, open areas
Elevation: 1200–2500 m
Distribution
Ariz., Colo., Nev., Utah.
Discussion
Selected References
None.
Lower Taxa
None.