Cistanthe monosperma

(Greene) Hershkovitz

Phytologia 68: 267. 1990

Common names: One-seeded pussypaws
Basionyms: Calyptridium monospermum Greene Erythea 3: 63. 1895
Synonyms: Spraguea monosperma (Greene) Rydberg Spraguea pulcherrima A. Heller
Treatment appears in FNA Volume 4. Treatment on page 463. Mentioned on page 461, 462.
Revision as of 20:03, 24 September 2019 by Volume Importer (talk)
Plants perennial, taprooted; caudex unbranched (rarely branching). Stems 2 or more from each rosette, spreading to ascending, to 50 cm. Leaves basal and cauline; basal in single, prostrate rosette, blade spatulate, 0.5–15 cm; cauline leaves smaller. Inflorescences umbellate, rarely paniculate cymes, usually open. Flowers subsessile; sepals orbiculate to reniform, unequal, 3–8 mm, scarious; petals 4, rose or pinkish white to white, 3–9 mm; stamens 3, anther pink or rose; style exserted, filiform; stigmas 2. Capsules globose, 2–3.5 mm; valves 2. Seeds 1–3, black, orbicular-reniform, 0.7–1.2 mm, shiny.

Phenology: Flowering Apr–Sep.
Habitat: Dry, sandy or gravelly soils
Elevation: 300-3500 m

Distribution

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Calif., Nev., Oreg., Mexico (Baja California).

Discussion

Selected References

None.

Lower Taxa

None.