December 30, 2021 by mgnvmmfOpuntia_mesacantha_Fruit_and_Thorns_Detail_Sep_ELM Opuntia mesacantha (prickly-pear) pads with tuna (fruit), glochidia, and spines in September at the US National Arboretum.Photo © Elaine Mills Not O. humifusa About mgnvmmf Previous Post:Opuntia_mesacantha_Fruit_and_Thorns_Detail_Sep_ELM