Difference between revisions of "Cleomella palmeriana"
Zoë 2: 236. 1891.
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Revision as of 22:53, 16 December 2019
Plants 10–38 cm. Stems usually sparsely branched proximally (without a dominant central stem); glabrous. Leaves: stipules 3–5-fid, (larger, more conspicuous in inflorescences), 0.5–1.5 mm (scarious); petiole 0.4–2(–2.7) cm; leaflet blade narrowly oblong-elliptic, 0.8–2.6 × 0.1–0.8 cm, thin, margins entire, apex obtuse to retuse, mucronulate, surfaces glabrous. Inflorescences corymbs or racemes, terminating stems, 1–2 cm (2–3.5 cm in fruit); bracts ± rudimentary. Pedicels slightly ascending in fruit, 6–7 mm (7–11 mm in fruit). Flowers: sepals green, deltate, 1–1.5 × 0.5–0.6 mm, glabrous; petals yellow, oblong, 3–5 × 1–1.3 mm, glabrous; stamens (well-exserted), yellow, 7–9 mm; anthers 1.4–1.6 mm; gynophore spreading, 2.5–6(–8) mm in fruit; ovary obovoid, 1.3–1.5 mm; style 0.7–1 mm. Capsules rhomboidal (widest distal to midpoint), 2–5 × 3–5(–6.5) mm, glabrous. Seeds (1 or) 2–4(–7), stramineous becoming black, globose, 2–2.5 mm, smooth.
Phenology: Flowering spring–early fall.
Habitat: Dry open alkaline, gravelly or sandy flats
Elevation: 1100-2000 m
Distribution
Ariz., Colo., N.Mex., Utah.
Discussion
Selected References
None.