Protologue Description: 31. C. GHIESBREGHTII. Flowers erect, white tinged with lilac, the sepals darkest: sepals and petals (6-8 lines long) with a somewhat hairy gland near the base; petals cuneate-obovate, obtuse, hairy below the middle: anthers 1 ½ lines long, little shorter than the filaments: capsule 1 ½ to 2 inches long.-Chiapas (n. 104, 661, Ghiesbreght).