Tetracoccus dioicus

Parry

W. Amer. Sci. 1: 13. 1885.

Common names: Parry’s tetracoccus
Illustrated
Treatment appears in FNA Volume 12. Treatment on page 327. Mentioned on page 326.
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Illustrator:

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Shrubs to 2 m. Leaves subopposite, opposite, or whorled, not clustered on short-shoots; blade oblong or oblanceolate to linear, 20–30 × 1–4 mm, base obtuse to cuneate, margins entire or remotely serrulate, apex obtuse to acute. Inflorescences: staminate sparingly branched racemelike thyrses, to 20 mm; pistillate flowers solitary. Pedicels: staminate present; pistillate 6–15 mm, glabrous. Staminate flowers: sepals 6–10; stamens 5–10, filaments villous basally. Pistillate flowers: sepals 7–13, in 1 series (sometimes subequal sepals alternate), red, 3–5 mm, glabrate abaxially, minutely sericeous-tomentose adaxially; pistil usually 4-carpellate, 3 mm, crisp-tomentose. Seeds (1–) 2 per locule, glossy brownish red, oblong, 4–5 mm, usually with one flattened radial surface, smooth; caruncle present.


Phenology: Flowering Mar–Jun and sporadically year-round.
Habitat: Coastal chaparral and coastal scrub.
Elevation: 100–700 m.

Distribution

V12 624-distribution-map.jpg

Calif., Mexico (Baja California)

Discussion

Tetracoccus dioicus is found in the flora area in Orange and San Diego counties.

Selected References

None.

Lower Taxa

None.
... more about "Tetracoccus dioicus"
obtuse;acute +
W. John Hayden +
obtuse +  and cuneate +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
pinnate +, serrate +, dentate +  and entire +
glabrescent +
oblanceolate;linear +
0.1 cm1 mm <br />0.001 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Parry’s tetracoccus +
Calif. +  and Mexico (Baja California) +
100–700 m. +
pistillate +  and staminate +
Coastal chaparral and coastal scrub. +
racemelike +, paniclelike +  and staminate +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
whorled +, opposite +  and subopposite +
serrulate +  and entire +
intrastaminal +
pistillate +  and staminate +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Flowering Mar–Jun and sporadically year-round. +
crisp-tomentose +
3 cm30 mm <br />0.03 m <br /> (?) +
W. Amer. Sci. +
wrinkled +  and smooth +
brownish red +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
distinct +
sericeous-tomentose +  and glabrate +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
differentiated +
Illustrated +
free +  and distinct +
distinct +
flattened +
Halliophytum +
Tetracoccus dioicus +
Tetracoccus +
species +
branched +  and staminate +
racemelike +
sparingly hairy;glabrescent +