Alan Cressler: Asterella tenella, Cedar Mountain, Douglas County, Georgia 1
Alan Cressler: Asterella tenella, Cedar Mountain, Douglas County, Georgia 2
Alan Cressler: Bartramia pomiformis, Bad Branch Falls, Chattahoochee National Forest, Rabun County, Georgia 1
Alan Cressler: Bartramia pomiformis, Bad Branch Falls, Chattahoochee National Forest, Rabun County, Georgia 2
Alan Cressler: Bartramia pomiformis, Coosawattee River Bluffs, Murray County, Georgia 1
Alan Cressler: Bartramia pomiformis, Coosawattee River Bluffs, Murray County, Georgia 2
Alan Cressler: Bruchia flexuosa, Altamaha Formation sandstone outcrop, Broxton Rocks, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Bruchia flexuosa, Southern Exposure Glade, Ricketson Tract, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Bryoandersonia illecebra, Coosawattee River Bluffs, Murray County, Georgia 1
Alan Cressler: Bryoxiphium norvegicum, Chattooga Wild and Scenic River, Nantahala National Forest, Macon County, North Carolina 1
Alan Cressler: Bryoxiphium norvegicum, Chattooga Wild and Scenic River, Nantahala National Forest, Macon County, North Carolina 2
Alan Cressler: Bryoxiphium norvegicum, Pickett CCC Memorial State Park, Pickett County, Tennessee 1
Alan Cressler: Bryoxiphium norvegicum, Pickett CCC Memorial State Park, Pickett County, Tennessee 2
Alan Cressler: Bryoxiphium norvegicum, hazard cave shelter, pickett state park, pickett county, tennessee 1
Alan Cressler: Brypoxiphium norvegicum, Chattooga National Wild and Scenic River, Nantahala National Forest, Macon County, North Carolina 1
Alan Cressler: Brypoxiphium norvegicum, Chattooga National Wild and Scenic River, Nantahala National Forest, Macon County, North Carolina 2
Alan Cressler: Climacium americanum, Appalachian Riverside Flatrock, Flatrock Loop Trail, Sandstone Falls, New River, New River Gorge National River, Raleigh County, West Virginia 1
Alan Cressler: Climacium americanum, Duck River Gorge, Old Stone Fort State Park, Coffee County, Tennessee 1
Alan Cressler: Climacium americanum, Duck River Gorge, Old Stone Fort State Park, Coffee County, Tennessee 2
Alan Cressler: Climacium americanum, Old Stone Fort State Archaeological Park, Coffee County, Tennessee 1
Alan Cressler: Eccremidium floridanum, Altamaha Formation sandstone outcrop, Broxton Rocks, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Eccremidium floridanum, Altamaha Formation sandstone outcrop, Flat Tub Wildlife Management Area, Jeff Davis County, Georgia 1
Alan Cressler: Eccremidium floridanum, Altamaha Formation sandstone outcrop, Flat Tub Wildlife Management Area, Jeff Davis County, Georgia 5
Alan Cressler: Eccremidium floridanum, Southern Exposure Glade, Ricketson Tract, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Eccremidium floridanum, Southern Exposure Glade, Ricketson Tract, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 2
Alan Cressler: Eccremidium floridanum, and Bruchia flexuosa, Altamaha Formation sandstone outcrop, Broxton Rocks, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Fossombronia brasiliensis, Eccremidium floridanum, Southern Exposure Glade, Ricketson Tract, Broxton Rocks Preserve, The Nature Conservancy, Coffee County, Georgia 1
Alan Cressler: Grimmia laevigata, Gneiss Outcrop, Rock Chapel II Park, DeKalb County Parks and Recreation, DeKalb County, Georgia 1
Alan Cressler: Grimmia laevigata, Heggies Rock, Heggies Rock Preserve, The Nature Conservancy, Columbia County, Georgia 1
Alan Cressler: Grimmia species, Stone Mountain, South Side, DeKalb County, Georgia 11