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FNA | Family List | FNA Vol. 3 | Ranunculaceae

11. Nigella Linnaeus, Sp. Pl. 1: 534. 1753; Gen. Pl. ed. 5, 238, 1754.

Love-in-a-mist [Latin niger, black, and ella, diminutive; pertaining to seeds]

Bruce A. Ford

Herbs , annual, from taproots. Leaves basal and cauline, petiolate or distal leaves sessile; cauline leaves alternate. Leaf blade 2-3-pinnately dissected, segments linear, threadlike [ovate or oblong or sometimes undivided, short], margins entire. Inflorescences terminal or axillary, flowers solitary; involucres present [absent], involucral bracts 5-6, finely pinnately dissected, closely subtending flower. Flowers bisexual, radially symmetric; sepals persistent in fruit, 5-25, blue to white or pink [yellowish white or green], plane, ovate, clawed [not clawed], 8-25 mm, apex acuminate; petals (0-)5-10, distinct, lead-colored, hooded, obovate, 2-labiate, 2-5 mm; nectary apical; stamens 15-75; filaments filiform; staminodes absent between stamens and pistils; pistil compound [carpels connate proximally], [2-]5-10-carpellate; ovules 25-100; style present. Fruits capsular [partially connate follicles], sessile, inflated-spheric [not inflated], sides not prominently veined; beak terminal, straight, 13-20 mm. Seeds black, broadly obovate, reticulate, with raised ridges. x =6.

Species ca. 20 (1 in the flora): North America, s Europe, sw, c Asia, n Africa.


Mitchell, R. S. and J. K. Dean. 1982. Ranunculaceae (Crowfoot Family) of New York State. Bull. New York State Mus. Sci. Serv. 446. Zohary, M. 1983. The genus Nigella (Ranunculaceae)--A taxonomic revision. Pl. Syst. Evol. 142: 71-107.

Lower Taxon


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