Alan Cressler:
Acriopsis liliifolia, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Acriopsis liliifolia, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 3
Alan Cressler:
Agrostophyllum majus, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Anacheilium fragrans, Reserva Privada El Silencio, Provincia de Alajuela, Costa Rica 1
Alan Cressler:
Aplectrum hyemale, Betty Creek area, Rabun County, Georgia 1
Alan Cressler:
Aplectrum hyemale, Betty Creek area, Rabun County, Georgia 3
Alan Cressler:
Aplectrum hyemale, Betty Creek area, Rabun County, Georgia 4
Alan Cressler:
Aplectrum hyemale, Firefox Mountain, Greenville County, South Carolina 1
Alan Cressler:
Aplectrum hyemale, upper Davidson River area, Pisgah National Forest, Transylvania County, North Carolina 1
Alan Cressler:
Aplectrum hyemale, upper Davidson River area, Pisgah National Forest, Transylvania County, North Carolina 2
Alan Cressler:
Aplectrum hyemale, upper Davidson River area, Pisgah National Forest, Transylvania County, North Carolina 3
Alan Cressler:
Appendicula species, Camp 5, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Appendicula species, Night Trail, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Appendicula species, Night Trail, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 2
Alan Cressler:
Arundina graminifolia, Lambir Hills National Park, Sarawak, Malaysia 1
Alan Cressler:
arundina graminifolia, steam vents area, kilauea volcano, hawaii volcanoes national park, kau district, hawaii county, hawaii 1
Alan Cressler:
Bletia patula, near Arecibo Observatory, Municipio de Arecibo, Puerto Rico 2
Alan Cressler:
Bletia purpurea, Big Cypress National Preserve, Collier County, Florida 1
Alan Cressler:
Bletia purpurea, Big Cypress National Preserve, Collier County, Florida 2
Alan Cressler:
Bletia purpurea, Fakahatchee Strand, Fakahatchee Strand Preserve State Park, Collier County, Florida 1
Alan Cressler:
Bletia purpurea, Fakahatchee Strand, Fakahatchee Strand Preserve State Park, Collier County, Florida 2
Alan Cressler:
Bulbophyllum apodum, Pinnacles Trail, Gunung Api, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 2
Alan Cressler:
Bulbophyllum medusae, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Bulbophyllum medusae, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 2
Alan Cressler:
Bulbophyllum species, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Calopogon barbatus, Apalachicola National Forest, Franklin County, Florida 2
Alan Cressler:
Calopogon barbatus, Apalachicola National Forest, Liberty County, Florida 1
Alan Cressler:
Calopogon barbatus, Apalachicola National Forest, Liberty County, Florida 2
Alan Cressler:
Calopogon barbatus, Francis Marion National Forest, Berkeley County, South Carolina 3
Alan Cressler:
Calopogon barbatus, Francis Marion National Forest, Berkeley County, South Carolina 4
