Crassula tetragona

Linnaeus

Sp. Pl. 1: 283. 1753,.

Treatment appears in FNA Volume 8. Treatment on page 155. Mentioned on page 151.

Plants terrestrial, perennial. Stems erect, green, moderately branched, 30–50 cm. Leaf-blades linear to triangular, 10–30 mm, apex mucronate. Inflorescences lax, flowers 2 per node. Pedicels 3–5 mm. Flowers 5-merous; sepals (erect), triangular, 1 mm, apex acute; petals narrowly triangular, 2–3 mm. Follicles erect, 6–10-seeded, ovoid; old follicles erect, boatshaped. Seeds not seen.


Phenology: Flowering Mar–Jun.
Habitat: Disturbed sites
Elevation: 0-400 m

Distribution

V8 309-distribution-map.gif

Introduced; Calif., Africa (South Africa)

Discussion

Crassula tetragona is naturalized in southern California.

Selected References

None.

Lower Taxa

None.
... more about "Crassula tetragona"
perigynous +  and hypogynous +
acute +  and mucronate +
Reid V. Moran +
Linnaeus +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
linear +  and triangular +
lobed +  and toothed +
triangular +  and lanceolate or oblanceolate or linear +
0.1 cm1 mm <br />0.001 m <br /> (7 cm70 mm <br />0.07 m <br />) +
not circumscissile +
not circumscissile +
Calif. +  and Africa (South Africa) +
0-400 m +
boat-shaped +  and ovoid +
ascending;erect +
Disturbed sites +
axillary +  and terminal +
deciduous +  and persistent +
semi-inferior +  and superior +
tenuinucellate +, crassinucellate +  and bitegmic +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
perigynous +  and hypogynous +
distinct +
recurved +  and spreading +
triangular +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering Mar–Jun. +
(3-)4-5(-12)[-30+]-carpellate +
spreading +  and erect +
papillate +
ridged;ellipsoid;reniform +
triangular +
1 cm10 mm <br />0.01 m <br /> (?) +
1 +  and many +
adnate +  and free +
antipetalous +
30 cm300 mm <br />0.3 m <br /> (50 cm500 mm <br />0.5 m <br />) +
succulent +
distinct +
2+ times shorter than ovary +
Crassula tetragona +
Crassula +
species +
not conspicuous +
perennial +, biennial +  and annual +