POLYPHYLY OF THE GENUS ECHUES (APOCYNACEAE: APOCYNOIDEAE: ECHITEAE): EVIDENCE BASED ON A MORPHOLOGICAL CLADISTIC ANALYSIS
Williams, Justin Kirk
Article
2004
SIDA, contributions to botany
21
117--131
BioStor
English
[Dallas W. F. Mahler, etc.] 1962-
BioStor: https://biostor.org/reference/159936