Clematis columbiana var. columbiana

EndemicIllustrated
Synonyms: Clematis pseudoalpina (Kuntze) A.Nelson
Treatment appears in FNA Volume 3.

Aerial stems viny, climbing or trailing, 0.5-1.5 (-3.5) m. Leaf-blade 2-3-ternate; leaflets mostly lanceolate to ovate, few-lobed, lobes often over 5 mm wide, thin, margins serrate. Flowers: sepals violet-blue, rarely white, 2.5-6 cm.


Phenology: Flowering spring–early summer(-fall).
Habitat: Rocky, open woods and thickets
Elevation: 1700-3200 m

Distribution

V3 885-distribution-map.gif

Ariz., Colo., Idaho, Mont., N.Mex., Tex., Utah, Wyo.

Discussion

Clematis columbiana var. columbiana flowers in early summer at high elevations and occasionally flowers in fall on new growth. The taxon was erroneously included in C. alpina Linnaeus by D.S. Correll and M.C. Johnston (1970).

Selected References

None.

Lower Taxa

None.

"thin" is not a number."thin" is not a number.

flattened +
flattened +
reduced +
James S. Pringle +
(Nuttall) Torrey & A. Gray +
cuneate +, truncate +  and cordate +
Atragene columbiana +
curved +  and straight +
plumose +
1.2 cm12 mm <br />0.012 m <br /> (11 cm110 mm <br />0.11 m <br />) +
scale-like;leaflike +
globose;cylindric +
1-many-flowered +
0 cm0 mm <br />0 m <br /> (15 cm150 mm <br />0.15 m <br />) +
Ariz. +, Colo. +, Idaho +, Mont. +, N.Mex. +, Tex. +, Utah +  and Wyo. +
1700-3200 m +
flattened +
1-many-flowered +
showy +  and inconspicuous +
0 cm0 mm <br />0 m <br /> (15 cm150 mm <br />0.15 m <br />) +
sessile +  and aggregate +
flattened-ellipsoid;terete;flattened-ellipsoid;terete;lenticular +
Rocky, open woods and thickets +
terminal +  and axillary +
petiolate +, sessile +, compound +  and simple +
cordate +  and orbiculate oblong lanceolate or oblanceolate lobed or unlobed +
few-lobed +, mostly lanceolate +  and ovate +
thin;wide +
palmate +  and pinnate +
toothed;entire +
1-many-flowered +
0 cm0 mm <br />0 m <br /> (15 cm150 mm <br />0.15 m <br />) +
widely bell-shaped;rotate +
distinct +
conspicuous +
reduced +
Flowering spring–early summer(-fall). +
5 +  and 150 +
Fl. N. Amer. +
not arillate +  and stalked +
not connivent +
white;violet-blue +
not persistent +
distinct +
spreading +  and ascending +
3 +  and 6 +
lanceovate +  and ovate +
2.5 cm25 mm <br />0.025 m <br /> (6 cm60 mm <br />0.06 m <br />) +
Endemic +  and Illustrated +
climbing +  and viny +
50 cm500 mm <br />0.5 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
persistent +
Clematis pseudoalpina +
Clematis columbiana var. columbiana +
Clematis columbiana +
variety +
annual +  and perennial +