Difference between revisions of "Madia anomala"
Bull. Calif. Acad. Sci. 1: 91. 1885.
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|publication year=1885 | |publication year=1885 | ||
|special status=Endemic | |special status=Endemic | ||
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Madiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Madiinae | ||
Latest revision as of 20:14, 5 November 2020
Plants (10–)20–55 cm, self-compatible (heads not showy). Stems hirsute, distally glandular-pubescent, glands yellowish, purple, or black, lateral branches rarely surpassing main stems. Leaf blades linear, 2–10 cm × 2–7 mm. Heads in open, racemiform or paniculiform arrays. Involucres globose or depressed-globose, 6–10 mm. Phyllaries hirsute and glandular-pubescent, glands yellowish, purple, or black, apices erect or ± reflexed, flat. Paleae mostly persistent, connate 1/4–1/2+ their lengths. Ray florets 3–8; corollas greenish yellow, laminae 3–4.5 mm. Disc florets 3–8, bisexual, fertile; corollas 3.5–4 mm, pubescent; anthers ± dark purple. Ray cypselae black or purple, glossy, ± terete, beakless. Disc cypselae similar. 2n = 32.
Phenology: Flowering Apr–Jun.
Habitat: Open, often grassy slopes in woodlands and chaparral
Elevation: 0–500 m
Discussion
Madia anomala occurs locally in the North Coast Ranges, San Francisco Bay area, and Sutter Buttes (southern Sacramento Valley), sometimes with the morphologically similar M. gracilis.
Selected References
None.