Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Ranunculales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Enemion biternatum
FAMILY
Ranunculaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about False Rue-anemone from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Enemion biternatum
FAMILY
Ranunculaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Enemion biternatum
SYNONYMOUS WITH Flora of North America
Enemion biternatum
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 076-07-001:
Isopyrum biternatum FAMILY Ranunculaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Isopyrum biternatum
COMMON NAME:
False Rue-anemone, Isopyrum
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_isbi2_001_lvd
)
Keith Bradley kab_e_biternatum_3784
February McCormick County SC
Stevens Creek Heritage Preserve
)
Keith Bradley kab_e_biternatum_3895
February McCormick County SC
Stevens Creek Heritage Preserve
)
Jerry Bright jeb_031508_023
March McCormick County SC
Stevens Creek Heritage Preserve
Enemion biternatum has 5 petaloid sepals, whereas Thalictrum thalictroides has 5-10, per Weakley's Flora (2022).
COMPARE
Rue-anemone and False Rue-anemone
)
JK Marlow jkm120326_006
March McCormick County SC
Stevens Creek Heritage Preserve
)
JK Marlow jkm120326_994
March McCormick County SC
Stevens Creek Heritage Preserve
)
Richard and Teresa Ware rtw_enemion_biternatum_5
March
)
Richard and Teresa Ware rtw_enemion_biternatum_6
March
)
JK Marlow jkm070407_105
April McCormick County SC
Stevens Creek Heritage Preserve
)
JK Marlow jkm110416_821
April Etowah County AL
Its leaflets are more deeply lobed than those of Thalictrum thalictroides, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm110416_832
April Etowah County AL
Its multi-tiered leaves distinguish it from Thalictrum thalictroides, per Guide to the Wildflowers of SC (Porcher & Rayner, 2001).
)
JK Marlow jkm180408_241
April McCormick County SC
Stevens Creek Heritage Preserve
Fruit is a cluster of four pod-like follicles, per Guide to the Wildflowers of SC (Porcher & Rayner, 2001).
COMPARE
fruits that are an aggregate of follicles
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Enemion biternatum
FAMILY
Ranunculaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Enemion biternatum
FAMILY
Ranunculaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Enemion biternatum
SYNONYMOUS WITH
Flora of North America
Enemion biternatum
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 076-07-001:
Isopyrum biternatum
FAMILY
Ranunculaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Isopyrum biternatum
766
Forb
Perennial
Habitat: Rich forests, either on natural levees with very nutrient rich sediments or on slopes with underlying mafic rocks, per Weakley's Flora
Native to the Carolinas & Georgia
Rare
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Complexly compound, with 2+ levels of pinnate and/or ternate compoundness
Basal & alternate
FLOWER:
Winter/Spring
White
5 sepals
Petals absent
Superior ovary
FRUIT:
Spring
Aggregate of follicles
TO LEARN MORE about this plant, look it up in a good book!
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p133
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p125
- Guide to the Wildflowers of SC (Porcher & Rayner, 2001) p178
- Newcomb's Wildflower Guide (Newcomb, 1977) p234
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p156
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p015
- Wildflowers of Tennessee (Carman, 2005) p038
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p059
- Wildflowers of the Southern Mountains (Smith, 1998) p047