Calendula officinalis
Sp. Pl. 2: 921. 1753.
Treatment appears in FNA Volume 19. Treatment on page 382.
Revision as of 01:20, 27 July 2019 by FNA>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
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.