Citrus paradisi - Image of flowers, foliage and fruit. Citrus volkameriana - Photograph of fruit and leaves. Citrus aurantium L. - Image of the foliage and fruit. Citrus bigaradia - Photograph of foliage and fruit. Citrus grandis - Image of leaves and fruit. Citrus limon - Photograph showing flowers, foliage and fruit. Citrus sinensis - Image of leaves and fruit. Citrus grandis - Close photograph of a flower. Citrus spp. - Taxonomy, photograph and description of feral citrus in Florida, its habitat and distribution, life history, physical tolerances, community ecology and invasion information. The Mandarin Orange: Citrus reticulata - Research project by Erin Fraundorf at the University of Wisconsin-LaCrosse.