Madia anomala

Greene

Bull. Calif. Acad. Sci. 1: 91. 1885.

Endemic
Treatment appears in FNA Volume 21. Treatment on page 307. Mentioned on page 305, 308.

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.

Lower Taxa

None.