Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
Synthesis of the North American Flora (Kartesz, 1999)
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JK Marlow jkm0307j_10
July Buncombe County NC
Inflorescence long & spikelike w many mostly sessile heads, 14-35 flowers ea, per Wildflowers of Tennessee.
Richard and Teresa Ware rtw_liatris_aspera_3
Heads usually sessile, less often subsessile on peduncles 1-8mm (rarely more), per Weakley's Flora.
Richard and Teresa Ware rtw_liatris_aspera_3b
Phyllaries bullate, with broad conspicuous hyaline border, per Weakley's Flora.
Richard and Teresa Ware rtw_liatris_aspera
Phyllaries glabrous, the outer (at least) usually reflexing, per Weakley's Flora.