Ranunculus allegheniensis

Britton

Bull. Torrey Bot. Club 22: 224. 1895.

Endemic
Treatment appears in FNA Volume 3.
Revision as of 07:42, 30 July 2020 by imported>Volume Importer
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Stems erect or nearly erect, 10-50 cm, glabrous, each with 9-40 flowers. Roots slender, 0.2-0.8 mm thick. Basal leaves persistent, blades reniform, outer undivided, inner 3-lobed to 3-foliolate, 1-3.5 × 1.5-4.5 cm, base truncate or cordate, margins crenate, apex rounded or obtuse. Flowers: pedicels pubescent or glabrous; receptacle sparsely pilose; sepals 2-3 × 1-2 mm, abaxially sparsely hispid, hairs colorless; petals 5, 1-2 × 0.5-1 mm; nectary scale glabrous. Heads of achenes globose to ovoid, 3-7 × 3-5 mm; achenes 1.5-2 × 1.4-1.8 mm, glabrous; beak slender, strongly curved, 0.6-1 mm. 2n = 16.


Phenology: Flowering spring–summer (Apr–Jul).
Habitat: Woods and pastures
Elevation: 0-1100 m

Distribution

V3 828-distribution-map.gif

Conn., Ky., Md., Mass., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Ranunculus allegheniensis"
not prolonged +
asymmetrically thick-lenticular +  and compressed-globose +
1.2-2 times as wide as thick +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
1.4mm;1.8mm +
obtuse +  and rounded +
Alan T. Whittemore +
Britton +
cordate +  and truncate +
Ranunculus sect. Marsypadenium +
slender +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
reniform +
large +  and small +
globose;cylindric +
sometimes;sessile;nearly sessile +
1-50-flowered +
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Conn. +, Ky. +, Md. +, Mass. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +  and W.Va. +
0-1100 m +
showy +  and inconspicuous +
sessile +  and aggregate +
cylindric;obovoid;cylindric;obovoid;globose;lenticular;discoid +
Woods and pastures +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
globose;ovoid +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
axillary +  and terminal +
1 cm10 mm <br />0.01 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
reniform +  and linear +
compound +  and simple +
whorled +, opposite +  and alternate +
cauline +  and basal +
parted +  and lobed +
palmate +  and pinnate +
inconspicuous +
glabrous +  and pubescent +
distinct +
conspicuous +
linear +  and orbiculate +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering spring–summer (Apr–Jul). +
4 +  and 250 +
Bull. Torrey Bot. Club +
slender +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
not arillate +  and stalked +
again +  and undivided +
parted +  and lobed +
white;yellow;white;yellow;purple;sometimes;green +
deciduous +
distinct +
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 /> (0.2 cm2 mm <br />0.002 m <br />) +
(5-)10-many +
not bulbous-based +
10 cm100 mm <br />0.1 m <br /> (50 cm500 mm <br />0.5 m <br />) +
persistent +
Ranunculus allegheniensis +
Ranunculus sect. Epirotes +
species +
perennial +  and annual +
pubescent +, pilose +, sometimes +  and glabrous +
herbaceous +  and woody +