Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Pterocaulon pycnostachyum
FAMILY
Asteraceae__
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Pterocaulon pycnostachyum
FAMILY
Asteraceae__
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (1968) 179-41-001:
Pterocaulon pycnostachyum
FAMILY
Asteraceae__
COMMON NAME:
Black Snakeroot, Blackroot, Wingstem
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JK Marlow jkm0505s_08
May Williamsburg County SC
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JK Marlow jkm0505s_09
May Williamsburg County SC
Leaf bases decurrent down the stem, per Weakley's Flora.
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JK Marlow jkm090516_219
May Charleston County SC
Francis Marion National Forest
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JK Marlow jkm090516_220
May Charleston County SC
Francis Marion National Forest
Stems & leaf undersurfaces creamy-white floccose-tomentose, per Weakley's Flora.
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Richard and Teresa Ware rtw_p_pycnostachyum_2
July
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Richard and Teresa Ware rtw_p_pycnostachyum_5
July
Heads in oblong, terminal spikes, per Weakley's Flora.
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JK Marlow jkm081009_085
October Dorchester County SC
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JK Marlow jkm081009_088
October Dorchester County SC