Romneya coulteri
London J. Bot. 4: 75, plate 3. 1845.
EndemicSelected by author to be illustrated
Treatment appears in FNA Volume 3.
Revision as of 17:14, 18 September 2019 by FNA>Volume Importer
Plants 10-25 dm. Leaves 5-20 cm. Flowers: calyx distinctly beaked at bud apex, glabrous; petals 6-10 cm. Capsules 3-4 cm. Seeds dark brown, papillose. 2n = 38.
Phenology: Flowering spring–summer (Apr–Aug).
Habitat: Dry washes, canyons
Elevation: less than 1200 m
Discussion
Romneya coulteri shares with Hibiscus lasiocarpos the distinction of having the largest flowers of any plant native to California.
Selected References
None.
Lower Taxa
None.