Xanthisma grindelioides var. depressum

(Maguire) D. R. Morgan & R. L. Hartman

Sida 20: 1404. 2003.

Basionym: Haplopappus nuttallii var. depressus Maguire
Synonyms: Machaeranthera grindeloides var. depressa (Maguire) Cronquist & D. D. Keck
Treatment appears in FNA Volume 20. Treatment on page 388. Mentioned on page 389.
Revision as of 15:27, 18 September 2019 by FNA>Volume Importer

Plants densely cespitose, 3–8(–12) cm. Leaves mostly crowded at base of stems, margins conspicuously white-bristled, bristles (1.5–)2–4 mm. Heads usually 1. Peduncles 1–4 cm, usually ebracteate, occasionally bracteate.


Phenology: Flowering summer.
Habitat: Calcareous or clayey slopes
Elevation: 1300–2000 m

Discussion

Variety depressum was attributed to Arizona by J. T. Kartesz and C. A. Meacham (1999), but I have seen no specimen from there.

Selected References

None.

Lower Taxa

None.