[Wikipedia] California endemic, Range, Description: Fritillaria falcata is a species of fritillary known by the common name talus fritillary. It is endemic to California, USA, known only from 5 counties south and east of San Francisco Bay (Monterey, San Benito, Stanislaus, Alameda and Santa Clara).[3] It grows in the Coast Ranges at elevations of 300 - 1200 m, mostly on serpentine talus. It is sometimes considered a subspecies of Fritillaria atropurpurea.[4][5] Description Fritillaria falcata grows a short stem about 10 to 20 centimeters tall surrounded by two to six flat, sickle-shaped leaves up to about 8 centimeters in length. The erect, star-shaped flower has six tepals one to two centimeters long which are greenish outside and yellow mottled with purple-brown inside. (link added by Mary Ann Machi)