Ruelingia triangularis (Jacq.) Ehrh. = Talinum triangulare (Jacq.) Willd.
English:
triangularis,-is,-e;

https://archive.org/stream/#page/134/mode/2up
homotypic synonyms:
Claytonia triangularis (Jacq.) Kuntze; Claytonia triangularis var. crassifolia (Jacq.) Kuntze; Portulaca triangularis Jacq.; Talinum triangulare (Jacq.) Willd.;

protologue: Beitr. Naturk. 3: 134 (1788)

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