(a) Canci (Citrus histrix var. boholensis sp. nov.).

(b) Cabuyao (Citrus histrix DC. var. “Copahan”).

(c) Biasong (Citrus micrantha sp. nov.).

Plate VI.

(a) Tihi-tihi (Citrus medica var. odorata sp. nov.).

(b) Biasong (Citrus micrantha sp. nov.).

(c) Alemow (Citrus macrophylla sp. nov.).