Clematis fremontii S. Watson
Fremont's Leather-flower, Fremont's Clematis, Fremont's Crowsfoot, Freemont's Rattleweed
Ranunculaceae (Buttercup Family)
Synonym(s): Clematis fremontii var. riehlii, Coriflora fremontii, Viorna fremontii
USDA Symbol: CLFR
A rare, but not federally-protected species. Listed as an S1 species in Nebraska, Tennessee and Georgia, an S3 species in Missouri and an S5 species in Kansas.
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Plant CharacteristicsDuration: Perennial
Habit: Herb , Subshrub
Leaf Texture: Leathery
Breeding System: Flowers Bisexual
Fruit Type: Achene
Size Notes: 6-30 inches in height.
Fruit: Fruit matures May to July.
Size Class: 1-3 ft.
Bloom InformationBloom Color: White , Purple
Bloom Time: Apr , May
Bloom Notes: Sepals (no petals) of mature urceolate flowers are white inside and purple outside.
DistributionUSA: GA , KS , MO , NE , TN
Native Distribution: Central-Midwestern US in north central Kansas and adjacent south central Nebraska and a disjunct area in east central Missouri. Two, small disjunct populations occur in the Southeastern US, one near Chattanooga, Tennessee and one near Rome, Georgia.
Native Habitat: Midwestern US populations are found on dolomitic glades and limestone prairies. In Georgia, the species occurs in Pinus echinata-Quercus marilandica-Quercus stellata woodlands.
Growing ConditionsWater Use: Medium
Light Requirement: Sun , Part Shade
Soil Moisture: Moist
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
Drought Tolerance: Medium
Soil Description: Limestone or dolomitic soils.
Additional resourcesUSDA: Find Clematis fremontii in USDA Plants
FNA: Find Clematis fremontii in the Flora of North America (if available)
Google: Search Google for Clematis fremontii
MetadataRecord Modified: 2014-11-10
Research By: JAM