July 25, 2022 by mgnvmmfSpines_Cylindropuntia_bigelovii_ASDM_Nov_MMF Dense 1-inch spines hide the glochidia on the cylindrical stems of Cylindropuntia bigelovii (teddy bear cholla) in November at the Arizona-Sonora Desert Museum.Photo © Mary Free About mgnvmmf Previous Post:Spines_Cylindropuntia_bigelovii_ASDM_Nov_MMF