...Variable
...Dry
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Read more about Prickly Sowthistle at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Sonchus asper
FAMILY
Asteraceae_
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Sonchus asper
FAMILY
Asteraceae_
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-08-002:
Sonchus asper
FAMILY
Asteraceae_
COMMON NAME:
Prickly Sowthistle, Spiny-leaf Sowthistle
Click or hover over the thumbnails to see larger pictures.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_soas_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_soas_008_lvd
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JK Marlow jkm200229_2918
February Georgetown County SC
East Bay Park
)
JK Marlow jkm200229_2921
February Georgetown County SC
East Bay Park
)
Gill Newberry gn04_s_asper_inflor
April
)
JK Marlow jkm120406_578
April Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm120406_582
April Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm120406_588
April Greenville County SC
Swamp Rabbit Trail
Leaf margins sharp-spiny & undulating, lower leaves deeply pinnately lobed, per Forest Plants of the Southeast and Their Wildlife Uses.
)
JK Marlow jkm120406_590
April Greenville County SC
Swamp Rabbit Trail
Rounded ear-like projections at leaf bases clasping the stem, per Forest Plants of the Southeast and Their Wildlife Uses.
)
JK Marlow jkm120406_591
April Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm120406_593b
April Greenville County SC
Swamp Rabbit Trail
Involucres 10-13mm long, 8-14mm broad, bracts lanceolate, per Vascular Flora of the Carolinas.
COMPARE
involucral bracts of DYCs with ray flowers only (no disc)
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JK Marlow jkm120406_605
April Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm120406_605b
April Greenville County SC
Swamp Rabbit Trail
Rays light yellow, 1.5-2.5cm long, per Vascular Flora of the Carolinas.
)
JK Marlow jkm140521_099
May Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm140521_101
May Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm170914_0459
September Haywood County NC
)
JK Marlow jkm170914_0462
September Haywood County NC
)
JK Marlow jkm170914_0465
September Haywood County NC