Ranunculus sect. Pseudaphanostemma

(A. Gray) L. D. Benson

Amer. J. Bot. 23: 174. 1936.

Basionym: Undefined sect. Ranunculus Pseudaphanostemma A. Gray Proc. Amer. Acad. Arts 21: 365. 1886
Synonyms: Undefined sect. Kumlienia Greene
Treatment appears in FNA Volume 3.

Plants glabrous. Stems erect, stolons absent, not bulbous-based, without bulbils. Roots basal, never tuberous. Leaves all basal or sometimes with 1-2 cauline leaves; basal leaves petiolate, blades shallowly lobed; cauline leaves (when present) sessile or petiolate, blades small, scalelike, rarely shallowly 3-lobed, margins crenate. Inflorescences 1-2-flowered cymes. Flowers pedicellate; sepals deciduous soon after anthesis, 5; petals 8-12, yellow or greenish; nectary scale crescentic ridge surrounding nectary, glabrous, free margin entire; style present. Fruits achenes, 1-locular; achene body cylindric, about as wide as thick, not prolonged beyond seed; wall papery, not loose, longitudinally veined; margin an inconspicuous ridge similar to veins; beak much shorter than achene body.

Discussion

Species 1 (1 in the flora).

Selected References

None.