C. nigra

C. nigra may refer to:

Animals

Cardiocondyla nigra, an ant species in the genus Cardiocondyla
Ciconia nigra, a large wading bird species
Coracopsis nigra, a black coloured parrot species native to Comoros, Madagascar, Mayotte and Seychelles
Chelonoidis nigra, the largest living species of tortoise

Plants

Carex nigra, a perennial plant species native to wetlands of Europe and Siberia
Crataegus nigra, a hawthorn species
Centaurea nigra, a flowering plant species

See also

Nigra (disambiguation)

This disambiguation page lists articles associated with the same abbreviated species Latin name.
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