Kvist, L. P., & Skog, L. E. (1988). Columnea incredibilis and Cremosperma filicifolium - two remarkable new Gesneriaceae from western Columbia ([Sonderdr.].).
Chicago Style (17th ed.) CitationKvist, Lars P., and Laurence E. Skog. Columnea Incredibilis and Cremosperma Filicifolium - Two Remarkable New Gesneriaceae from Western Columbia. [Sonderdr.]. 1988.
MLA (9th ed.) CitationKvist, Lars P., and Laurence E. Skog. Columnea Incredibilis and Cremosperma Filicifolium - Two Remarkable New Gesneriaceae from Western Columbia. [Sonderdr.]. 1988.
Warning: These citations may not always be 100% accurate.