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calendula, pot-marigold, Scotch-marigold

Leaf

blades 3–12(–18+) cm × 10–30(–60+) mm.

Peduncles

5–8(–12+) cm.

Ray florets

30–50(–100+);

corolla laminae 12–20+ mm.

Disc florets

(30–)60–150+;

corollas (4–)5–6+ mm.

Phyllaries

12–40+, (8–)10–12+ mm.

Cypselae

9–15(–25+) mm.

2n

= 14, 32.

Calendula officinalis

Phenology Flowering year-round.
Habitat Disturbed places
Elevation 0–500 m [0–1600 ft]
Discussion

Cultivars of Calendula officinalis are widely used horticulturally, medicinally, and as pot herbs.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Distribution
from FNA
CA; CT; MA; ME; MI; NH; OH; PA; Eurasia; Africa; Atlantic Islands [Introduced in North America]
[WildflowerSearch map]
[BONAP county map]
Parent taxa Asteraceae > tribe Calenduleae > Calendula
Sibling taxa
C. arvensis
Name authority Linnaeus: Sp. Pl. 2: 921. (1753)
Source Flora of North America vol. 19, p. 382.
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