Difference between revisions of "Ranunculus sect. Cyrtorhyncha"
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|subgenus=Ranunculus subg. Cyrtorhyncha | |subgenus=Ranunculus subg. Cyrtorhyncha | ||
Latest revision as of 21:51, 5 November 2020
Plants glabrous. Stems erect, not bulbous-based, without bulbils. Roots basal, never tuberous. Leaves basal and cauline; basal leaves petiolate, 2×-compound, leaflets again parted; cauline leaves sessile or nearly so, smaller, otherwise similar. Inflorescences 3-20-flowered, compound cymes. Flowers pedicellate; sepals deciduous soon after anthesis, 5; petals yellow, rarely absent; nectary scale rudimentary, attached basally, forming ridge below nectary, glabrous, free margin entire; style present. Fruits achenes, 1-locular; achene body cylindric, about as wide as thick, not prolonged beyond seed; achene wall thin, papery, not loose, longitudinally striate; margin an inconspicuous ridge similar to veins; beak much shorter than achene body.
Distribution
North America (Rocky Mountains).
Discussion
Species 1 (1 in the flora).
Selected References
None.