...Variable
...Dry
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (5/21/15):
Silphium asteriscus var. asteriscus
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Silphium asteriscus var. asteriscus
FAMILY
Asteraceae
GREATER THAN
VASCULAR FLORA OF THE CAROLINAS (1968) 179-54-005:
Silphium asteriscus
FAMILY
Asteraceae
GREATER THAN
Vascular Flora of the Carolinas
Silphium dentatum var. gatesii
COMMON NAME:
Starry Rosinweed
Click or hover over the thumbnails to see larger pictures.
)
Wesley Burnett gwb070528_0625
May Laurens County SC
Sumter National Forest: Tyger Ranger District
Ray florets 8-20 per head, per Flora of North America.
)
JK Marlow jkm070528_002
May Laurens County SC
Sumter National Forest: Tyger Ranger District
Leaf surfaces scabrous to hispid, basal leaves caducous at flowering, per Weakley's Flora.
)
JK Marlow jkm070528_008
May Laurens County SC
Sumter National Forest: Tyger Ranger District
Involucral bracts in the genus Silphium are wide and usually squarrose, per Vascular Flora of the Carolinas.
)
JK Marlow jkm080608_012
June Greenville County SC
Lake Conestee Nature Park
)
JK Marlow jkm080611_001
June Greenville County SC
Lake Conestee Nature Park
)
JK Marlow jkm080611_003
June Greenville County SC
Lake Conestee Nature Park
)
JK Marlow jkm080611_005
June Greenville County SC
Lake Conestee Nature Park
Rows of large recurved bracts beneath the disc form a cup-like shape, per All About South Carolina Wildflowers.
COMPARE
involucral bracts of Silphium
)
JK Marlow jkm080611_008
June Greenville County SC
Lake Conestee Nature Park
)
JK Marlow jkm080611_008b
June Greenville County SC
Lake Conestee Nature Park
Involucral bracts ciliate, glabrous or pubescent on the backs, per Vascular Flora of the Carolinas.
)
JK Marlow jkm0408k_15
August Oconee County SC
)
Richard and Teresa Ware rtw_s_asteriscus_asteri_6
August
)
Richard and Teresa Ware rtw_s_asteriscus_asteri_8
August