The phylogenetic relationships within Specklinia (Pleurothallidinae; Orchidaceae) and related genera are re-evaluated using Bayesian analyses of nrITS and chloroplast matK sequence data of a wide sampling of species. ...

The taxonomic position of Myoxanthus Poepp. & Endl. (Orchidaceae: Pleurothallidinae) is discussed and Silenia Luer is maintained as a subgenus of Myoxanthus. A new species of Myoxanthus is described and illustrated. ...

Trigonidium lankesteri Ames, Schedulae Orchidianae 5: 32–34. 1923. Maxillaria luisae Molinari, Richardiana 15:302. 2014 [2015]. Type: Costa Rica: Las Cóncavas, in cultivation, February 1923, C.H. Lankester 367 ...

Maxillariella tenuifolia (Lindl.) M.A. Blanco & Carnevali, Lankesteriana 7(3): 530. 2007. Basionym: Maxillaria tenuifolia Lindl., Edwards’s Botanical Register 23: sub. t. 1986. 1837. Type: “a native of ...

Phragmipedium schlimii f. manzurii (W.E.Higgins and P.Viveros) Braem and Tesón, Richardiana 16:305. 2016. Phragmipedium manzurii W.E.Higgins and P.Viveros, Lankesteriana 8(3):89. 2008. Phragmipedium schlimii var. ...

Taxonomic delimitations are challenging because of the convergent and variable nature of phenotypic traits. This is evident in species-rich lineages, where the ancestral and derived states and their gains and losses are ...

Guarianthe skinneri (Bateman) Dressler & W.E.Higgins, Lankesteriana 7:38 (2003). Basionym: Cattleya skinneri Bateman, Orchid. Mex. Guat. 1839. Type: Habitat in Guatemala, G. Skinner s.n. (holotype, K). Epiphytic, ...

Two new species of Pleurothallis subsection Macrophyllae-Fasciculatae from Costa Rica, allied to P. cardiothallis, are described and illustrated, and their relationships discussed. Pleurothallis scotinantha is compared ...

We describe and illustrate two new species of Echinosepala from Costa Rica, they are placed within a phylogenetic framework of the genus, and compared to their closest relatives. A short resume of the genus’ history is ...

Maxillaria rodrigueziana J.T. Atwood & Mora-Ret., Icones Plantarum Tropicarum 14(1):t. 1361. 1989. Type: Panamá. Province of Coclé: El Copé on the Pacific side ½-hour walk from the sawmill, elevation 2,400 feet (730m),October ...