[1]
Smith, G.F. 2025. Refinements to the infra-sectional classification of Kalanchoe [subg. Bryophyllum] sect. Invasores (Crassulaceae subfam. Cotyledonoideae) at the rank of series: description of K. [subg. Bryophyllum sect. Invasores] ser. Invasores, K. [subg. Bryophyllum sect. Invasores] ser. Fruticosa, and K. [subg. Bryophyllum sect. Invasores] ser. Herbacea. Phytotaxa. 698, 4 (May 2025), 196–208. DOI:https://doi.org/10.11646/phytotaxa.698.4.1.