Dallas Krentzel: West Texas Prickly Pear (Opuntia) at Independence Creek
Dallas Krentzel: Oasis Ranch at Independence Creek, SW Texas
Dallas Krentzel: Whirlpool in the desert
Dallas Krentzel: Cylindropuntia bloom
Dallas Krentzel: Cylindropuntia with an Agave americana
Dallas Krentzel: Leaf mining
Dallas Krentzel: Ecuadorian Amazon
Dallas Krentzel: Ecuadorian Amazon
Dallas Krentzel: Chuquiraga (Asteraceae) plants near the high altitude slopes of Cotopaxi, Ecuador
Dallas Krentzel: Collapsed lava chamber, Santa Cruz, Galapagos Islands
Dallas Krentzel: Collapsed lava chamber, Santa Cruz, Galapagos Islands
Dallas Krentzel: Giant Galapogean Scalesia pedunculata on Santa Cruz, Galapagos Islands
Dallas Krentzel: Giant Galapogean Prickly Pear (Opuntia echios var. gigantea) on Santa Cruz, Galapagos Islands
Dallas Krentzel: Giant Galapogean Prickly Pear (Opuntia echios var. gigantea) on Santa Cruz, Galapagos Islands
Dallas Krentzel: Santa Cruz, Galapagos Islands
Dallas Krentzel: Cloud Forests of Mindo, Ecuador
Dallas Krentzel: Cloud Forests of Mindo, Ecuador
Dallas Krentzel: The rest of the spines were in my leg... Prickly pear (Opuntia sp.), SW Texas
Dallas Krentzel: Prickly pear (Opnutia sp.) at Independence Creek, SW Texas
Dallas Krentzel: Stages
Dallas Krentzel: Epiphytes
Dallas Krentzel: Sexual Leaves
Dallas Krentzel: Fungus
Dallas Krentzel: Turkeytail Fungus (Trametes versicolor)
Dallas Krentzel: Skeletal parasite
Dallas Krentzel: Brown leaves
Dallas Krentzel: Rip (Canna sp.)