July 23, 2022 by mgnvmmfOpuntia_polyacantha_(Plains_Prickly_Pear)_Simpson_Waterwise_Jul.21.22_ DDieter Glochidia and spines on Opuntia polyacantha (plains prickly-pear) in July. Photo © Denise Dieter About mgnvmmf Previous Post:Opuntia_polyacantha_(Plains_Prickly_Pear)_Simpson_Waterwise_Jul.21.22_ DDieter