Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Silphium connatum
FAMILY
Asteraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Virginia Cup-plant at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Silphium perfoliatum var. connatum
FAMILY
Asteraceae
SYNONYMOUS WITH Flora of North America
Silphium perfoliatum var. connatum
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-54-001?:
Silphium connatum FAMILY Asteraceae
COMMON NAME:
Virginia Cup-plant
To see larger pictures, click or hover over the thumbnails.
JK Marlow jkm060711_045
July Fayette County WV
Creekside/Riverside
Stem square, and spreading-hispid (rarely nearly glabrous), per Weakley's Flora.
JK Marlow jkm060711_053
July Fayette County WV
Creekside/Riverside
Variety connatum is known only from New River Valley, per Flora of North America.
JK Marlow jkm060711_067
July Fayette County WV
Creekside/Riverside
Flower heads with usually around 8 or 13 rays, per Weakley's Flora.
JK Marlow jkm060711_074
July Fayette County WV
Creekside/Riverside
Upper leaves connate, fused basally, the stem thus perfoliate, per Weakley's Flora.
JK Marlow jkm060711_079
July Fayette County WV
Creekside/Riverside
Stem with many leaves, leaves similar in size, the upper leaves fused basally, per Weakley's Flora.
JK Marlow jkm060711_085
July Fayette County WV
Creekside/Riverside
Involucral bracts of the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
COMPARE
involucral bracts of Silphium
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Silphium connatum
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Silphium perfoliatum var. connatum
FAMILY
Asteraceae
SYNONYMOUS WITH
Flora of North America
Silphium perfoliatum var. connatum
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-54-001?:
Silphium connatum
FAMILY
Asteraceae