Ranunculus gelidus

Karelin & Kirilov
Bull. Soc. Imp. Naturalistes Moscou 15: 133. 1842.
Synonyms: Ranunculus gelidus subsp. grayi (Britton) Hultén Ranunculus grayi B. L. Robinson ex Piper Ranunculus verecundus
Treatment appears in FNA Volume 3.

Stems erect or decumbent from short caudices, 3-22 cm, glabrous, each with 1-5 flowers. Roots slender, 0.5-1 mm thick. Basal leaves persistent, blades cordate or reniform, 3-parted, 0.5-1.8 × 0.8-3 cm, segments again lobed, base truncate or nearly cordate, apices of segments rounded. Flowers: pedicels pubescent or glabrous; receptacle glabrous or pubescent; sepals 3-5 × 1-4 mm, pubescent or glabrous; petals 5, 3-6 × 1-5 mm; nectary scale glabrous. Heads of achenes cylindric to ovoid-cylindric, 4-13 × 4-6 mm; achenes 1.2-2.4 × 0.8-2 mm, glabrous; beak subulate, curved or hooked, 0.4-0.8 mm. 2n = 16.


Phenology: Flowering late spring–summer (Jun–Aug).
Habitat: Open arctic and alpine slopes
Elevation: 0-4000 m

Distribution

V3 1100-distribution-map.gif

Alta., B.C., N.W.T., Yukon, Alaska, Colo., Idaho, Mont., Oreg., Utah, Wash., Wyo., Asia.

Discussion

Plants with small achenes are often separated as Ranunculus verecundus. Achene size varies continuously over the range given, however, and it is not correlated with the minor shape difference mentioned by L. D. Benson (1948).

Selected References

None.

Lower Taxa

None.

... more about "Ranunculus gelidus"
Alan T. Whittemore +
Karelin & Kirilov +
Ranunculus sect. Marsypadenium +
Alta. +, B.C. +, N.W.T. +, Yukon +, Alaska +, Colo. +, Idaho +, Mont. +, Oreg. +, Utah +, Wash. +, Wyo. +  and Asia. +
0-4000 m +
Open arctic and alpine slopes +
Flowering late spring–summer (Jun–Aug). +
Bull. Soc. Imp. Naturalistes Moscou +
Ranunculus gelidus subsp. grayi +, Ranunculus grayi +  and Ranunculus verecundus +
Ranunculus gelidus +
Ranunculus sect. Epirotes +
species +