Enceliopsis nudicaulis is a species of flowering plant in the daisy family known by the common name nakedstem sunray, or naked-stemmed daisy.
Enceliopsis nudicaulis is a perennial herb growing up to 40 centimeters tall from a woody caudex fringed with gray-green hairy leaves. The leaves are oval in shape and up to 6 centimeters long and wide.
The inflorescence is a solitary flower head atop a tall, erect peduncle. The flower head has a base made up of three layers of densely woolly, pointed phyllaries. It has a fringe of approximately 21 yellow ray florets each 2 to 4 centimeters long. The fruit is a hairy achene about a centimeter in length.
There are two varieties of this species:
- Enceliopsis nudicaulis var. corrugata, the Ash Meadows sunray, the rarer one which is probably endemic to Nevada in the vicinity of Ash Meadows in the Amargosa Desert and is federally listed as a threatened species.
- Enceliopsis nudicaulis var. nudicaulis 
|Wikimedia Commons has media related to Enceliopsis nudicaulis.|
- Jepson Manual Treatment — Enceliopsis nudicaulis
- USDA Plants Profile: Enceliopsis nudicaulis
- Flora of North America
- Enceliopsis nudicaulis — U.C. Photo gallery
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