familyAsteraceae
genusHelianthus
speciesHelianthus debilis
subspeciesHelianthus debilis subsp. tardiflorus
Difference between revisions of "Helianthus debilis subsp. tardiflorus"
Madroño 13: 154, figs. 5, 6. 1956.
Synonyms: Helianthus debilis var. tardiflorus (Heiser) Cronquist
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|publication year=1956 | |publication year=1956 | ||
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | ||
Revision as of 18:48, 24 September 2019
Stems erect, glabrous or sparsely hispid. Leaf blades 5–9(–10) cm, margins usually deeply, irregularly serrate, abaxial faces densely gland-dotted. Peduncles 10–25 cm. Ray laminae 14–16(–20) mm. Discs 14–15 mm diam. 2n = 34.
Phenology: Flowering spring–fall.
Habitat: Sandy beaches
Elevation: 0–30+ m
Distribution
Ala., Fla., Ga., Miss.
Discussion
Selected References
None.
Lower Taxa
None.