Flora of North America species comparison

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Ranunculus hispidus var. nitidus

Ranunculus hispidus var. caricetorum
Photo is of parent taxon

bristly buttercup
Photo is of parent taxon

bristly buttercup
Stems

decumbent, sometimes rooting at nodes.

decumbent, sometimes rooting at nodes.
Flowers

sepals reflexed 1 mm above base.

sepals spreading or reflexed from base.
Achene

margin 0.4-1.2 mm broad.

margin 0.1-0.2 mm broad.
2n

= 32.

= 64.

Ranunculus hispidus var. nitidus

Ranunculus hispidus var. caricetorum
Phenology Flowering late winter–summer (Mar–Jul). Flowering spring–summer (Apr–Aug).
Habitat Wet woods, swamps, ditches Swampy woods, marshes, stream banks, ditches
Elevation 0-200 m (0-700 ft) 0-600 m (0-2000 ft)
Distribution
from FNA
AL; AR; DC; FL; GA; IA; IL; IN; KS; KY; LA; MD; MI; MN; MO; MS; NC; NE; NJ; NY; OH; OK; PA; SC; SD; TN; TX; VA; WI; WV; ON
[BONAP county map]
from FNA
CT; IA; IL; IN; MA; ME; MI; MN; MO; ND; NH; NJ; NY; OH; PA; RI; SD; VA; VT; WI; MB; NB; NF; NS; ON; PE; QC
[BONAP county map]
Discussion

The name Ranunculus septentrionalis Poiret has often been used for R. hispidus var. caricetorum. The type specimen, however, belongs to var. nitidus (T. Duncan 1980).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3. FNA vol. 3.
Parent taxa Ranunculaceae > Ranunculus > subg. Ranunculus > sect. Ranunculus > Ranunculus hispidus Ranunculaceae > Ranunculus > subg. Ranunculus > sect. Ranunculus > Ranunculus hispidus
Sibling taxa
R. hispidus var. caricetorum, R. hispidus var. hispidus
R. hispidus var. hispidus, R. hispidus var. nitidus
Synonyms R. repens var. nitidus, R. carolinianus, R. palmatus, R. septentrionalis var. pterocarpus R. caricetorum, R. septentrionalis var. caricetorum
Name authority (Chapman) T. Duncan: Univ. Calif. Publ. Bot. 77: 44. (1980) (Greene) T. Duncan: Univ. Calif. Publ. Bot. 77: 40. (1980)
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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