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Roundleaf Oxytheca (Oxytheca perfoliata)
Perennial Forbs Around Las Vegas, Vegetation Around Las Vegas
Roundleaf Oxytheca (Oxytheca perfoliata)
Dried plant

General: Roundleaf Oxytheca (Oxytheca perfoliata) is a low-growing, perennial forb. The leaves on the stem are oblong, but the upper leaves are round and surround the stem. The pale-yellow flowers are small and hardly noticeable.

Roundleaf Oxytheca is a locally common component of the desert vegetation communities from the desert flats to Pine-Fir (Canadian) life zones.

Family: Buckwheat (Polygonaceae).

Other Names:

Plant Form:

Height: To about 10 inches.

Roundleaf Oxytheca (Oxytheca perfoliata)
Fresh plant

Stems: Upright, sticky.

Leaves: Stem leaves oblong, hairy.

Flowers: Flower and flower parts yellow, not obvious.

Seeds:

Habitat: Open sandy and rocky areas in the desert mountains.

Elevation: Generally lower elevations, but to about 8,000 feet on Mt. Charleston.

Distribution: California to Utah and Arizona.

Comments:

Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca in flower

Roundleaf Oxytheca flowers

Flowers

Flowers

Flowers

Flowers
Roundleaf Oxytheca (Oxytheca perfoliata) Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca (Oxytheca perfoliata) Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca (Oxytheca perfoliata) Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca (Oxytheca perfoliata) Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca (Oxytheca perfoliata) Roundleaf Oxytheca (Oxytheca perfoliata)
Roundleaf Oxytheca (Oxytheca perfoliata)
The small spines are surprisingly prickly
Roundleaf Oxytheca (Oxytheca perfoliata)
Leaves perfoliate (wrap around the stem)

Note: All distances, elevations, and other facts are approximate. Names generally follow the USDA database.
copyright; Last updated 240908

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