Difference between revisions of "Tetraneuris acaulis var. arizonica"
Phytologia 45: 467. 1980.
Basionym: Tetraneuris arizonica Greene Pittonia 3: 266. 1898
Synonyms: Hymenoxys acaulis var. arizonica (Greene) K. F. Parker Hymenoxys acaulis var. nana S. L. Welsh T. acaulis var. nana (S. L. Welsh) Kartesz & Gandhi
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Revision as of 18:46, 24 September 2019
Plants (2–)6–15(–30+) cm. Leaves: blades spatulate or oblanceolate to linear-oblanceolate, glabrous or moderately to densely hairy (not strigoso-canescent or sericeous), densely gland-dotted. Heads 1–20(–35) per plant. Peduncles (1–)5–15(–30) cm. Outer phyllaries 7–10, 3.9–6.5 mm, margins 0–0.3(–0.4) mm wide, often slightly scarious, abaxial faces sparsely to usually moderately to sometimes densely hairy. Ray florets 9–15; corollas 11–17 mm. Cypselae 3–3.7 mm; pappi 2–3.5 mm. 2n = 28, 30, 56, 60.
Phenology: Flowering (Apr–)May–Jul(–Sep).
Habitat: Roadsides, hillsides, grasslands, edges of woods, aspen meadows
Elevation: 1300–2900 m
Distribution
Ariz., Calif., Colo., Idaho, Nev., Utah.
Discussion
Selected References
None.
Lower Taxa
None.