Difference between revisions of "Carsonia sparsifolia"
Pittonia 4: 212. 1900.
Basionym: Cleome sparsifolia S. Watson Botany (Fortieth Parallel), 32, plate 5. 1871
Treatment appears in FNA Volume 7. Treatment on page 209.
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|genus=Carsonia | |genus=Carsonia | ||
|species=Carsonia sparsifolia | |species=Carsonia sparsifolia | ||
Latest revision as of 22:32, 5 November 2020
Plants 10–60(–90) cm. Stems glaucous. Leaves: petiole 4–15(–30) cm; leaflets 3 proximally, 1 distally, blade obovate, 4–15 × 0.1–7 mm, margins serrate, apex acute to obtuse. Racemes 2–8 cm (3–10 cm in fruit); bracts (expanded) unifoliate or trifoliate, 4–15 mm. Pedicels 4–8 mm. Flowers: sepals brownish green, ovate, 1.4–2.5(–3) × 1–2 mm, base cuneate, margins serrulate, apex acuminate, glabrous; petals recurved, yellow with brown central streak, strap-shaped, 9–13 × 1.5–3 mm; stamens staggered, yellow, 9–15 mm; anthers 3–5 mm; gynophore 2–5 mm in fruit; ovary 4–7 mm; style 0.1–0.4 mm. Capsules 15–45 × 1–3 mm, smooth. Seeds silver-gray, compressed, 2–3 × 1–1.5 mm, smooth. 2n = 32.
Phenology: Flowering spring–summer.
Habitat: Sand dunes, beaches, desert valleys, typically with Larrea divaricata and Artemisia species
Elevation: 900-2000 m
Discussion
Selected References
None.
Lower Taxa
None.