Anisocoma acaulis

Torrey & A. Gray

Boston J. Nat. Hist. 5: 111, plate 13, figs. 7–11. 1845

Common names: Scalebud
Treatment appears in FNA Volume 19. Treatment on page 310. Mentioned on page 308.
Click plate for higher resolution version.
Leaves: blades 2–7 cm, lobes oblong to triangular, abaxially ± floccose-tomentose, glabrate in age. Heads 3–5+ cm diam., nodding in bud. Paleae 7-–13 mm, persistent after cypselae have fallen. Involucres broadly cylindric to campanulate, 15–35 mm. Phyllaries often with reddish tips and dots, outer broadly rounded, 2–6 mm, inner 15–35 mm. Cypselae 4–7 mm; pappi 20–27 mm. 2n = 14.

Phenology: Flowering Mar–May.
Habitat: Sandy washes, dry slopes, chaparral, pine-oak-juniper woodlands, montane coniferous forests
Elevation: 20–2400 m



Ariz., Calif., Nev., Mexico (Baja California).


Anisocoma acaulis grows on the southwestern fringe of the Great Basin and in the Mojave and Sonoran deserts.



Lower Taxa

No lower taxa listed.