Calendula officinalis
Sp. Pl. 2: 921. 1753.
IntroducedIllustrated
Treatment appears in FNA Volume 19. Treatment on page 382.
Revision as of 19:53, 5 November 2020 by imported>Volume Importer
Leaf blades 3–12(–18+) cm × 10–30(–60+) mm. Peduncles 5–8(–12+) cm. Phyllaries 12–40+, (8–)10–12+ mm. Ray florets 30–50(–100+); corolla laminae 12–20+ mm. Disc florets (30–)60–150+; corollas (4–)5–6+ mm. Cypselae 9–15(–25+) mm. 2n = 14, 32.
Phenology: Flowering year-round.
Habitat: Disturbed places
Elevation: 0–500 m
Distribution
Introduced; Calif., Conn., Maine, Mass., Mich., N.H., Ohio, Pa., Eurasia, Africa, Atlantic Islands.
Discussion
Cultivars of Calendula officinalis are widely used horticulturally, medicinally, and as pot herbs.
Selected References
None.
Lower Taxa
None.