Pronunciation: ROM-nee-a try-ko-KAY-lix Common name: Bristly matilija poppy Family: Papaveraceae (Poppy) Habitat: Chaparral, coastal sage scrub, Peninsular Range, South Coast, San Diego Co. Romneya trichocalyx, the bristly Matilija poppy or hairy Matilija poppy, is a species of flowering plant in the poppy family.This poppy is native to San Diego, Ventura, and Santa Barbara counties in California, as well as Baja California, Mexico, where it grows in dry canyons in chaparral and coastal sage scrub plant communities. Latin name: Romneya trichocalyx Eastw. Romneya coulteri (Coulter's Matilija poppy) is species of flowering plant in the poppy family. Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. Calflora Observation Search MAP. Can be both finicky to get going and extremely vigorous once established. Please refresh the page ERROR(118): LH groups fail to read com.google.gwt.user.client.rpc.StatusCodeException: 405 HTTP method GET is not supported by this URL invocation. TOOLS. matilija poppy Romneya coulteri Matilija poppy, Romneya coulteri , a dicot, is a perennial herb (rhizomatous) that is native to California and is endemic (limited) to California. LAYERS. matilija poppy A much admired, spectacular, shrub-like perennial, with a long history in cultivation. Native to southern California and Baja California, it grows in dry canyons in chaparral and coastal sage scrub plant communities, sometimes in areas recently burned. 36.71250, -119.61250 . Matilija poppy, Romneya coulteri The illustration on the cover of this Obispoensis is another of Heather Johnson’s wonderful watercolors. It was just too beautiful not to use, in spite of the fact its natural range barely reaches our Chapter’s area. Calflora Observation Search X. Romneya coulteri, the Coulter's Matilija poppy or California tree poppy, is a perennial species of flowering plant in the poppy family. Romneya coulteri Common Name: Coulter's matilija poppy Family: Papaveraceae Synonyms: Element Code: PDPAP0L010 Full Name: Romneya coulteri Harv. USDA PLANTS Symbol: ROCO 2013 Aaron Schusteff Biology ; Lifeform: perennial rhizomatous herb Blooming Period: Mar-Jul(Aug) Habitat: Often in burns. This poppy is native to southern California and Baja California, where it grows in dry canyons in chaparral and coastal sage scrub plant communities, sometimes in areas recently burned.It is a popular ornamental plant, kept for its large, showy flowers.