Latin name: Calystegia macrostegia (E. Greene) Brummitt ssp. arida (E. Greene) Brummitt
Pronunciation: kal-i-STEE-jee-a mak-ro-STEE-jee-a AIR-i-da
Common name: Southern California morning glory
Family: Convolvulaceae (Morning glory)
Habitat: Coastal scrub, chaparral to 3000', northern Peninsular Range, Transverse Range
Blooming period: May to June
Name derivations: 1) Calystegia 2) macrostegia 3) arida
NOTE: Includes C. macrostegia ssp. intermedia and C. macrostegia ssp. tenuifolia, thought by some to be separate subspecies. See Tom Chester's analysis at