Tetracoccus ilicifolius

Coville & Gilman

J. Wash. Acad. Sci. 26: 531. 1936.

Common names: Holly-leaf four-pod spurge
EndemicConservation concern
Treatment appears in FNA Volume 12. Treatment on page 326.
Revision as of 18:17, 24 September 2019 by FNA>Volume Importer

Shrubs to 1.5 m. Leaves opposite, not clustered on short shoots; blade ovate to broadly elliptic, 15–30 × 7–20 mm, base obtuse, margins prominently serrate-dentate, apex acute to obtuse. Inflorescences: staminate congested paniclelike thyrses, 15–35 mm; pistillate flowers solitary. Pedicels: staminate essentially absent; pistillate 8–15 mm, tomentose. Staminate flowers: sepals 7–9; stamens 7–9, filaments villous basally. Pistillate flowers: sepals 8, in 2 series, greenish, 2.5–4 mm, sparsely tomentose abaxially, densely tomentose adaxially; pistil usually 4-carpellate, 3 mm, tomentose. Seeds (1–)2 per locule, glossy brownish red, elliptic-oblong, 4–5 mm, usually with one flattened radial surface, smooth; caruncle present.


Phenology: Flowering May–Jun.
Habitat: Desert scrub on limestone outcrops.
Elevation: 600–1900 m.

Discussion

Tetracoccus ilicifolius is restricted to the mountains flanking Death Valley.

Selected References

None.

Lower Taxa

None.
... more about "Tetracoccus ilicifolius"
W. John Hayden +
Coville & Gilman +
Holly-leaf four-pod spurge +
600–1900 m. +
Desert scrub on limestone outcrops. +
Flowering May–Jun. +
J. Wash. Acad. Sci. +
Endemic +  and Conservation concern +
Halliophytum +
Tetracoccus ilicifolius +
Tetracoccus +
species +