Arachnothryx nitida (Hemsl.) Borhidi Arachnothryx nitida (Hemsl.) Borhidi in Acta Bot. Acad. Sci. Hung. 28 (1–2): 69. 1982 sec. Lorence 2011≡Rondeletia nitida Hemsl., Diagn. Pl. Nov. Mexic.: 29. 1879 syn. sec. The Plant List 2013