Calendula arvensis
Sp. Pl. ed. 2, 2: 1303. 1763.
Treatment appears in FNA Volume 19. Treatment on page 382.
Revision as of 18:37, 24 September 2019 by FNA>Volume Importer
Leaf blades (1–)3–8(–10+) cm × 4–15(–20+) mm. Peduncles 3–5 cm. Phyllaries 13–21+, 6–10+ mm. Ray florets 13–18+; corolla laminae 5–8(–12+) mm. Disc florets 20–30+; corollas 2.5–4 mm. Cypselae 3–12(–25+) mm. 2n = 44 (18 and 36 have been reported).
Phenology: Flowering Feb–Apr.
Habitat: Disturbed places
Elevation: 0–200 m
Distribution
Calif., Eurasia, Africa, Atlantic Islands.
Discussion
Selected References
None.
Lower Taxa
None.