Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Xanthisma gracile (Nuttall) Morgan & Hartman
(Slender Goldenweed, Slender Sleep-Daisy)

Family: Asteraceae

Status: Native

Synonyms:
Dieteria gracilis Nuttall
Haplopappus gracilis (Nuttall) Gray
Machaeranthera gracilis (Nuttall) Shinners
Sideranthus gracilis (Nuttall) Nelson

Xanthisma gracile is a common city sidewalk dweller, but is very common in most areas in the Gila National Forest in lower and middle elevations. It has small yellow disc and ray flowers, and gray green inconconspicuous foliage. The leaves are small, lanceolate and minutely toothed or spine-tipped. Only two chromosomes are present in the nucleus of this small herb.
Please click on an image for a larger file.



Xanthisma gracile, photo Russ Kleinman, Silver City, July 23, 2007



Xanthisma gracile, being pollinated, photo Russ Kleinman, Burro Mtns., Pancho Canyon, Aug. 24. 2008



Xanthisma gracile, growth habit, photo Russ Kleinman, Burro Mtns., Pancho Canyon, Aug. 24. 2008



Xanthisma gracile, pappus, photo Russ Kleinman, Burro Mtns., Newby Road, Nov. 7, 2008



Xanthisma gracile, achene, photo Russ Kleinman, Burro Mtns., Newby Road, Nov. 7, 2008



Xanthisma gracile, 2x macro of leaf, photo Russ Kleinman, Pinos Altos Range, Acklin Hill, Nov. 4, 2010


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