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AGAVE AND YUCCA | CACTI | WILDFLOWERS

Enceliopsis Nudicaulis, Nakedstem Sunray


Plants > Wildflowers > Asteraceae > Enceliopsis Nudicaulis
Nakedstem Sunray; Flowerheads of enceliopsis nudicaulis, near Lees Ferry, Arizona
Flowerheads of enceliopsis nudicaulis, near Lees Ferry, Arizona
Common name:
Nakedstem sunray
Family:
Aster (Asteraceae)
Scientific name:
Enceliopsis nudicaulis
Main flower color:
Yellow
Range:
Nevada and Utah, and small areas of adjoining states
Height:
Up to 15 inches
Habitat:
Washes, canyons, hillsides; up to 6,500 feet
Leaves:
Dull grey-green, ovate, up to 2.5 inches long, on stalks
Season:
April to August
Pintrest
As its common name (nakedstem sunray) suggests, leaves of enceliopsis nudicaulis grow only around the base; the stout, unbranched, light green stems rise well above the leaves, each topped by a single yellow flowerhead. Flowers have between 20 and 35 yellow ray florets (usually around 21), up to 1.5 inches long, and a center of many yellow/orange disc florets.

The ovate to lanceolate phyllaries underneath the flower head are broad at the base, gently pointed at the tips, and arranged in three to five overlapping rows. Those in the lower row tend to bend outwards while the others remain pressed against the involucre. Stems, leaves and phyllaries have an even covering of short, soft, spreading hairs. Stems are woody at the base. Var corrugata has corrugated leaf margins, and is found only in the vicinity of Ash Meadows NWR in south Nevada.




Typical plant
Typical plant
Nakedstem Sunray
Phyllaries
Basal leaves
Basal leaves
Florets and phyllaries
Florets and phyllaries
Var corrugata
Var corrugata
Hairy phyllaries
Hairy phyllaries
Flowerhead
Flowerhead
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