Citrus aurantium L.
   Image of the foliage and fruit.
   http://www.dipbot.unict.it/orto/0166-1.html

Citrus bigaradia
   Photograph of foliage and fruit.
   http://www.dipbot.unict.it/orto/1103-1.html

Citrus grandis
   Close photograph of a flower.
   http://www.botany.hawaii.edu/faculty/carr/images/cit_gra_cu.jpg

Citrus junos - Yuzu
   Image of leaves, fruit, and cross sections of the fruit. Also images of Citrus unshiu and C. grandis.
   http://easai.00freehost.com/yuzu/

Citrus limon
   Photograph showing flowers, foliage and fruit.
   http://www.dipbot.unict.it/orto/0165-1.html

Citrus paradisi
   Image of flowers, foliage and fruit.
   http://www.botany.hawaii.edu/faculty/carr/images/cit_par.jpg

Citrus sinensis
   Image of leaves and fruit.
   http://www.dipbot.unict.it/orto/0163-1.html

Citrus volkameriana
   Photograph of fruit and leaves.
   http://www.dipbot.unict.it/orto/0162-1.html