Ranunculus sceleratus var. multifidus

Nuttall in J. Torrey & A. Gray

Fl. N. Amer. 1: 19. 1838.

Endemic
Synonyms: Ranunculus sceleratus subsp. multifidus (Nuttall) Hultén
Treatment appears in FNA Volume 3.

Leaf-blades always parted (often deeply so), segments lobed or parted, margins deeply crenate or lobulate. Achene faces smooth. 2n = 64.


Phenology: Flowering spring–summer (Mar–Sep).
Habitat: Wet ground or shallow water, in bogs and ponds, on shores of lakes and rivers
Elevation: 0-2600 m

Distribution

V3 446-distribution-map.gif

Alta., B.C., Man., N.W.T., Ont., Que., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Iowa, Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

Discussion

Reports of Ranunculus sceleratus var. multifidus for eastern Quebec and New Brunswick are errors for R. sceleratus var. sceleratus.

Selected References

None.

Lower Taxa

None.

"high" is not a number.

not prolonged +
compressed-ellipsoid +  and discoid +
1.2-3 times as wide as thick +
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
with weak transverse wrinkles +  and smooth +
0.8mm;1mm +
1cm;5cm +
obtuse +, rounded +, crenate-lobulate +, crenate +, parted +, lobed +, truncate +  and cordate +
1.6cm;6.8cm +
Alan T. Whittemore +
Nuttall in J. Torrey & A. Gray +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
obtuse +, rounded +, crenate-lobulate +, crenate +, parted +, lobed +, truncate +  and cordate +
1.6cm;6.8cm +
straight +
deltate +
0.1 cm1 mm <br />0.001 m <br /> (?) +
lobed;divided or deeply dissected +
large +  and small +
globose;cylindric +
2-25-flowered +
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Alta. +, B.C. +, Man. +, N.W.T. +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Ariz. +, Calif. +, Colo. +, Idaho +, Iowa +, Minn. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wash. +  and Wyo. +
0-2600 m +
large +  and expanded +
showy +  and inconspicuous +
sessile +  and aggregate +
cylindric;obovoid;cylindric;obovoid;globose;lenticular;discoid +
Wet ground or shallow water, in bogs and ponds, on shores of lakes and rivers +
0.5 cm5 mm <br />0.005 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
cylindric;ellipsoid +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
axillary +  and terminal +
petiolate +, compound +  and simple +
whorled +, opposite +  and alternate +
cauline +  and basal +
parted +  and lobed +
palmate +  and pinnate +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
lobulate;crenate +
1.6cm;6.8cm +
distinct +
conspicuous +
linear +  and orbiculate +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering spring–summer (Mar–Sep). +
4 +  and 250 +
Fl. N. Amer. +
glabrous +  and pubescent +
circular +  and crescent--shaped +
nodal +  and basal +
not arillate +  and stalked +
1 cm10 mm <br />0.01 m <br /> (?) +  and 5 cm50 mm <br />0.05 m <br /> (?) +
parted +  and lobed +
1.6 cm16 mm <br />0.016 m <br /> (?) +  and 6.8 cm68 mm <br />0.068 m <br /> (?) +
white;yellow;white;yellow;purple;sometimes;green +
deciduous +
distinct +
hirsute +  and glabrous +
3 +  and 5 +
oblong +  and elliptic ovate or lanceolate +
0.1 cm1 mm <br />0.001 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
(5-)10-many +
persistent +
Ranunculus sceleratus subsp. multifidus +
Ranunculus sceleratus var. multifidus +
Ranunculus sceleratus +
variety +
funnel--shaped +
perennial +  and annual +
hirsute +  and glabrous +
herbaceous +  and woody +