Calendula arvensis is a species of flowering plant in the daisy family known by the common name field marigold. It is native to central and southern Europe, and it is known across the globe as an introduced species.
Calendula arvensis is an annual or biennial herb 10 - 50 cm tall. The leaves are lance-shaped and borne on petioles from the slender, hairy stem. The inflorescence is a single flower head up to four centimeters wide with bright yellow to yellow-orange ray florets around a center of yellow disc florets. The fruit is an achene which can take any of three shapes, including ring-shaped, that facilitate different methods of dispersal.
- Linnaeus, Carl (1763). Species plantarum (2 ed.). p. 1303.
- Flora of North America, Calendula arvensis Linnaeus, Sp. Pl. Ed. 2,. 2: 1303. 1763.
- Altervista Flora Italiana, Fiorrancio dei campi Calendula arvensis (Vaill.) L. includes photos and European distribution map
- Ruiz de Clavijo, E. (2005). The reproductive strategies of the heterocarpic annual Calendula arvensis (Asteraceae). Acta Oecologica 28:2 119-26.
- Messina, Nino (2010). "Calendula arvensis". Actaplantarum. Retrieved 21 January 2015.
- Jepson Manual Treatment
- United States Department of Agriculture Plants Profile
- Calendula arvensis in the CalPhotos Photo Database, University of California, Berkeley
- Calendula arvensis in Israel by Zachi Evenor, Flickr
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