Specklinia luis-diegoi (Luer) Luer, Monogr. Syst. Bot.

Karremans, Adam P., Albertazzi, Federico J., Bakker, Freek T., Bogarín, Diego, Eurlings, Marcel C. M., Pridgeon, Alec, Pupulin, Franco & Gravendeel, Barbara, 2016, Phylogenetic reassessment of Specklinia and its allied genera in the Pleurothallidinae (Orchidaceae), Phytotaxa 272 (1), pp. 1-36 : 22

Specklinia luis-diegoi (Luer) Luer, Monogr. Syst. Bot. Missouri Bot. Gard. 95: 262. 2004.

Bas. Pleurothallis luis-diegoi Luer, Revista Soc. Boliv. Bot. 3: 55. 2001.

Specklinia recula (Luer) Luer, Monogr. Syst. Bot. Missouri Bot. Gard. 95: 263. 2004.

Bas. Pleurothallis recula Luer, Lindleyana 11: 92. 1996.

Specklinia tenax (Luer & R.Escobar) Pridgeon & M.W.Chase, Lindleyana 16: 259. 2001.

Bas. Acostaea tenax Luer& R.Escobar, Orquideologia 15: 123. 1982.

Specklinia trilobata (Luer) Pridgeon & M.W.Chase, Lindleyana 16: 259. 2001.

Bas. Acostaea trilobata Luer, Selbyana 1(3): 216. 1975.

Specklinia unicornis (Luer) Pridgeon & M.W.Chase, Lindleyana 16: 259. 2001.

Bas. Acostaea unicornis Luer, Phytologia 54(5): 379. 1983.

Specklinia subgen. Acostaea (Clade D) was highly supported and contains the species assigned to Acostaea , plus a few species of Specklinia and of Sylphia. The species are uncommon in the field and regional, with the notable exceptions of Specklinia colombiana and Specklinia recula . They all share a tiny plant size, frequently creeping habit, elongate inflorescences and a column with prominent wings at the apex and a pair of glands on the column foot. It includes 12 species found in Costa Rica, Panama, Colombia and Ecuador, with a peak of diversity in Panama and Colombia.