Word of the Week: Verticillaster

Verticillaster_Salvia_lyrata_Buds-to-Blooms_Apr-May_ELM

Widely separated verticillasters of native Salvia lyrata (lyre-leaf sage)
showing development of dichasial cymes from buds in opposite leaf axils to
blossoms (left to right) from April to May. Photos © Elaine Mills

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