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Clematis fremontii S.Watson

Fremont's leather flower (en)

Species

Angiosperms > Ranunculales > Ranunculaceae > Clematis

Characteristics

Stems erect, 1.5-4(-7) dm, moderately to densely villous, sometimes sparsely so near nodes. Leaves simple. Leaf blade ovate-elliptic to broadly ovate, unlobed, 5-14 × 3.5-11 cm, leathery, prominently reticulate adaxially; surfaces abaxially glabrous or sparsely villous-tomentose on veins, not glaucous. Inflorescences terminal, flowers solitary; bracts absent. Flowers narrowly urn-shaped; sepals pale blue-violet to purple, pale green toward tips, lanceolate, 2-4 cm, margins not expanded or 1-3 mm wide, thin or ± thick, not crispate or slightly crispate, tomentose, tips acuminate, spreading to recurved, abaxially glabrous to sparsely villous. Achenes: bodies proximally pubescent with silky or sparse short hairs, distally cobwebby-tomentose; beak 1.5-3(-3.5) cm, proximally silky-tomentose, sparsely appressed-pubescent to nearly glabrous toward tip. 2 n = 16.
More
Stems erect, 2–6 dm, simple or branched, villous or glabrate; lvs subsessile, lance-elliptic to broadly ovate, firm, reticulate, glabrescent in age, the larger ones mostly 7–13 × 4–9 cm; mature peduncles mostly 3–6 cm, shorter than the uppermost lvs; cal urceolate; sep lanceolate, long-acuminate, densely tomentose on the margins, otherwise glabrous or nearly so; achenes densely tomentose; mature style mostly 1.5–3 cm, tomentose (not plumose) below, glabrous above the middle; 2n=16. Barrens and prairies; e. and s. Mo.; disjunct in c. Kans. and adj. Neb. Apr., May.
Life form perennial
Growth form
Growth support -
Foliage retention
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-9
Soil humidity 3-5
Soil texture 3-4
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 4-7

Usage

Uses medicinal
Edible -
Therapeutic use Cyanogenetic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings.
Mode cuttings
Germination duration (days) 30 - 270
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Clematis fremontii unspecified picture

Distribution

Clematis fremontii world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:709704-1
WFO ID wfo-0000609929
COL ID VXZK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Clematis fremontii Coriflora fremontii Viorna fremontii Clematis fremontii var. riehlii Clematis integrifolia subsp. fremontii Clematis ochroleuca var. fremontii
WorldFloraDB 2024