Ranunculus alismifolius var. davisii

L. D. Benson

Amer. Midl. Naturalist 40: 179. 1948.

Endemic
Treatment appears in FNA Volume 3.

Stems 13-32 cm × 1-2 mm, glabrous or hirsute. Roots fusiform-thickened proximally. Leaves: petiole glabrous or strigose. Leaf-blade broadly to narrowly lanceolate, 3.5-7.2 × 0.5-1.6 cm, base broadly acute, margins entire. Flowers: petals 5-6, 5-7 × 3-6 mm.


Phenology: Flowering late spring–summer (Jun–Aug).
Habitat: Meadows and bogs
Elevation: 1300-2600 m

Distribution

V3 515-distribution-map.gif

Idaho, Mont., Nev., Oreg., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
not prolonged +
globose-lenticular +  and globose +
1-2 times as wide as thick +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
hispid +  and glabrous +
not ornamented +
1.2mm;2mm +
obtuse +  and acuminate +
Alan T. Whittemore +
L. D. Benson +
Ranunculus subg. Flammula +
curved +  and straight +
lance-subulate +
0.04 cm0.4 mm <br />4.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
lanceolate +
large +  and small +
globose;cylindric +
1-15(-40)-flowered +
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Idaho +, Mont. +, Nev. +, Oreg. +  and Wyo. +
1300-2600 m +
showy +  and inconspicuous +
sessile +  and aggregate +
cylindric;obovoid;cylindric;obovoid;globose;lenticular;discoid +
Meadows and bogs +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
hemispheric;globose +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
axillary +  and terminal +
3.5 cm35 mm <br />0.035 m <br /> (7.2 cm72 mm <br />0.072 m <br />) +
0.5cm;1.6cm +
petiolate +, compound +  and simple +
whorled +, opposite +  and alternate +
cauline +, all +  and basal +
parted +  and lobed +
palmate +  and pinnate +
lobed;entire;toothed;entire +
distinct +
conspicuous +
linear +  and orbiculate +
reduced +
0.1 cm1 mm <br />0.001 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
strigose;glabrous +
Flowering late spring–summer (Jun–Aug). +
4 +  and 250 +
1.8 cm18 mm <br />0.018 m <br /> (14.1 cm141 mm <br />0.141 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (2.9 cm29 mm <br />0.029 m <br />) +
Amer. Midl. Naturalist +
nodal +  and basal +
fusiform-thickened +  and slender +
fusiform-thickened +
not arillate +  and stalked +
white;yellow;white;yellow;purple;sometimes;green +
deciduous +
distinct +
reflexed +  and spreading +
hirsute +  and glabrous +
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 /> (0.4 cm4 mm <br />0.004 m <br />) +
(5-)10-many +
prostrate +  and decumbent +
13 cm130 mm <br />0.13 m <br /> (32 cm320 mm <br />0.32 m <br />) +
ascending +  and erect +
hirsute +  and glabrous +
1mm;2mm +
persistent +
Ranunculus alismifolius var. davisii +
Ranunculus alismifolius +
variety +
perennial +  and annual +
pilose +  and glabrous +
herbaceous +  and woody +