OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Ranunculales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Ranunculus acris   FAMILY Ranunculaceae   Go to FSUS key



INCLUDING PLANTS NATIONAL DATABASE:
Ranunculus acris var. acris   FAMILY Ranunculaceae

SYNONYMOUS WITH Flora of North America

Ranunculus acris

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 076-13-016:

Ranunculus acris   FAMILY Ranunculaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Ranunculus acris

 

COMMON NAME:
Tall Buttercup, Bitter Buttercup


         To see larger pictures, click or hover over the thumbnails.

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

USDA / Selected Weeds of the US. 1970    swus_page_187

        

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

C.A.M. Lindman    wik_ranunculus_acris

        

An illustration from Lindman's Bilder ur Nordens Flora, in the public domain.

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150425_867

April    Sevier County    TN

Great Smoky Mountains National Park

Larger leaves appearing (3-)5-parted, all of the segments sessile, per Weakley's Flora (2012).

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150425_874

April    Sevier County    TN

Great Smoky Mountains National Park

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150425_878

April    Sevier County    TN

Great Smoky Mountains National Park

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150425_880

April    Sevier County    TN

Great Smoky Mountains National Park

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150425_882

April    Sevier County    TN

Great Smoky Mountains National Park

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm120523_164

May    Graham County    NC

Joyce Kilmer Memorial Forest

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm120523_166

May    Graham County    NC

Joyce Kilmer Memorial Forest

Sepals spreading, 4-6mm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm120523_171

May    Graham County    NC

Joyce Kilmer Memorial Forest

Cauline leaves generally similar to basal but smaller and often less divided, per Weakley's Flora.

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm120523_175

May    Graham County    NC

Joyce Kilmer Memorial Forest

Leaves to 4" wide, palmately divided into 5 or 7 unstalked narrow segments, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Ranunculus acris, Tall Buttercup, Bitter Buttercup

JK Marlow    jkm150505_918

May    Jackson County    NC

Coarse erect perennial to 1.2m tall. Flowers numerous in an open inflorescence, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Ranunculus acris   FAMILY Ranunculaceae

INCLUDING PLANTS NATIONAL DATABASE:
Ranunculus acris var. acris   FAMILY Ranunculaceae

SYNONYMOUS WITH Flora of North America
Ranunculus acris

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 076-13-016:
Ranunculus acris   FAMILY Ranunculaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Ranunculus acris

 

Find by SCIENTIFIC NAME:

3075

Forb
Perennial

Habitat: Pastures, fields, roadsides, lawns, disturbed areas, per Weakley's Flora

Non-native: Europe

Uncommon in Carolina Mountains & NC Piedmont (rare elsewhere in GA-NC-SC)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple: Larger leaves appearing (3-)5-parted, all segments sessile
Basal & alternate

FLOWER:
Spring/Summer
Yellow/Whitish
Radially symmetrical
3-5 spreading sepals
5 petals
Numerous stamens
Superior ovary
Bisexual

Flowers numerous, in an open inflorescence

FRUIT:
Spring/Summer
Aggregate of achenes

 

TO LEARN MORE about this plant, look it up in a good book!



 


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