Difference between revisions of "Xanthisma spinulosum var. gooddingii"
Sida 20: 1408. 2003.
Basionym: Sideranthus gooddingii A. Nelson Bot. Gaz. 37: 266. 1904 (as gooddingi)
Synonyms: Haplopappus gooddingii (A. Nelson) Munz & I. M. Johnston Haplopappus spinulosus subsp. gooddingii (A. Nelson) H. M. Hall Haplopappus spinulosus var. gooddingii (A. Nelson) S. F. Blake Machaeranthera pinnatifida subsp. gooddingii (A. Nelson) B. L. Turner & R. L. Hartman Machaeranthera pinnatifida var. gooddingii (A. Nelson) B. L. Turner & R. L. Hartman
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|genus=Xanthisma | |genus=Xanthisma | ||
Latest revision as of 20:06, 5 November 2020
Subshrubs, 70–100 cm, often woody in proximal 1/3+. Stems erect to spreading, branched in distal 2/3; mid internodes 5–20+ mm. Leaves relatively sparse, crowded proximally, widely spreading, little reduced distally, margins pinnatifid to 2-pinnatifid, lobes often linear, 3–15+ mm, mostly entire, faces glabrous or sparsely hairy, stipitate-glandular. Heads mostly borne singly. Peduncles 2–15+ cm, bracteate. Involucres 15–25 mm wide. 2n = 8, 16.
Phenology: Flowering winter–spring.
Habitat: Rocky to sandy washes, slopes, and roadsides
Elevation: 200–1700 m
Distribution
Ariz., Calif., Nev., Mexico (Baja California, Sonora).
Discussion
Selected References
None.
Lower Taxa
None.