Difference between revisions of "Pityopsis graminifolia var. tenuifolia"
Rev. Pityopsis, 24. 1985.
Basionym: Inula graminifolia var. tenuifolia Torrey Ann. Lyceum Nat. Hist. New York 2: 212. 1827
Synonyms: Chrysopsis graminifolia var. microcephala (Small) Cronquist Heterotheca microcephala (Small) Shinners Pityopsis graminifolia var. microcephala (Small) Semple
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
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Revision as of 20:28, 16 December 2019
Cauline leaves slightly overlapping, linear-lanceolate, 40–70 × 2–5 mm, reduced distally. Involucres 4.5–8 mm. Phyllary faces (inner) usually sparsely to moderately, rarely densely sericeous throughout, sometimes sparsely glandular distally. Ray florets 8–12; laminae 4–7 mm. Disc florets 15–28; corollas 4.5–6 mm, lobes 0.4–0.7 mm, glabrous. 2n = 18.
Phenology: Flowering early fall–spring (Fla).
Habitat: Sandy soils, open oak-pine woods, scrub, roadsides
Elevation: 0–300 m
Distribution
Ala., Ark., Fla., Ga., La., N.C., Okla., S.C., Tex.
Discussion
Variety tenuifolia grows on the outer coastal plain from east Texas to North Carolina, and inland to the southern Ozark Plateau. Involucres of some Texas plants are larger than those further east. It is unknown whether such plants are diploid or tetraploid.
Selected References
None.
Lower Taxa
None.