Psychotria buchtienii (H.J.P. Winkl.) Standl. Psychotria buchtienii (H.J.P. Winkl.) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 7: 303. 1931 sec. Lorence & Taylor 2012≡Uragoga buchtienii H.J.P. Winkl. in Repert. Spec. Nov. Regni Veg. 8(157/159): 5-6. 1910 syn. sec. Taylor 2012