familyAsteraceae
genusHelianthus
speciesHelianthus debilis
subspeciesHelianthus debilis subsp. vestitus
Helianthus debilis subsp. vestitus
Madroño 13: 154. 1956.
EndemicConservation concern
Basionym: Helianthus vestitus E. Watson Pap. Michigan Acad. Sci. 9: 347, plate 48. 1929
Synonyms: Helianthus debilis var. vestitus (E. Watson) Cronquist
Stems decumbent, hirsute. Leaf blades 4–8 cm, margins deeply, irregularly serrate, abaxial faces densely gland-dotted. Peduncles 9–15 cm. Ray laminae 12–16 mm. Discs 11–12 diam. 2n = 34.
Phenology: Flowering year round.
Habitat: Coastal dunes
Elevation: 0–10 m
Discussion
Of conservation concern.
Selected References
None.
Lower Taxa
None.