Antirrhinum subcordatum
Dimorphic snapdragon, dimorphic snapdragon, dimorphic snapdragon
Family: Plantaginaceae · Type: annual · Native
Conservation status: CNPS 4.3
Dimorphic snapdragon is a California native annual found in northern and central California Interior Ranges in gentle, open serpentine slopes at elevations of 150 to 800 meters. Flowering from May to June, this plant produces white to tan flowers 13 to 17 millimeters long with a distinctive expanded throat and reflexed lower lip. Growing with erect but weak stems 8 to 90 centimeters tall, often clinging to shrubs or nearby vegetation, it has a delicate, twining habit. Its leaves are ovate, 5 to 60 millimeters long, with rounded tips and short petioles measuring up to 20 millimeters. The fruit is approximately 6 millimeters long, dehiscent through three pores at the tip, containing dark brown to black netted and ridged seeds.
Habitat: Gentle, open slopes on serpentine, often under shrubs
Bloom period: May-Jun
Elevation: 150-800 m
Bioregions: n&c NCoRI.
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.