Browse photos by Robert L. Carr:
Aphyllon
Aphyllon corymbosum – 7 photos
Castilleja
Castilleja cusickii – 12 photos
Castilleja tenuis – 1 photo
Castilleja thompsonii – 14 photos
Cordylanthus
Euphrasia
Euphrasia nemorosa – 7 photos
Melampyrum
Melampyrum lineare – 13 photos
Orobanche
Orobanche minor – 6 photos
Orthocarpus
Orthocarpus barbatus – 10 photos
Pedicularis
Rhinanthus
Rhinanthus minor – 3 photos