Flora of North America species comparison

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Ranunculus subg. Ceratocephala
Habit Plants villous.
Roots

basal, never tuberous.
Stems

erect, not bulbous-based, without bulbils.
Leaves

all basal, petiolate;

blade 1-2x-dissected.
Inflorescences

terminal, solitary flowers.
Flowers

sepals persistent in fruit, 5, 3-6 × 1-2 mm;

petals 5, yellow;

nectary scale attached basally, forming flap over nectary, glabrous, free margin entire;

style present.
Fruits

achenes, 3-locular, lateral locules empty;

achene body ellipsoid, about as wide as thick, not prolonged beyond seed;

wall firm, smooth;

margin low narrow ridge;

beak much longer than achene body.

Ranunculus subg. Ceratocephala
Distribution
North America; Pacific Islands; Australia; Europe; c Asia; sw Asia; and n Africa
Discussion

Species 10 (1 in the flora).

Ranunculus subg. Ceratocephalus is very different in aspect and fruit structure from other species of the genus; it is often treated as a distinct genus.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3.
Parent taxa Ranunculaceae > Ranunculus
Subordinate taxa
Synonyms subg. Ceratocephalus
Name authority (Moench) L. D. Benson: Amer. J. Bot. 27: 806. (1940)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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