"Native Ecuadorian Orchids", Volume 5, Rodriguezia - Zygosepalum ("Native ecuadorian orchids", Volume 5)Calaway H. Dodson · First published 2004Open the Tome
"Native Ecuadorian Orchids", Vol. 4 - Oncidium - Restrepiopsis ("Native ecuadorian orchids", Volume 4)Calaway H. Dodson · First published 2003Open the Tome
Icones plantarum tropicarumCalaway H. Dodson, Missouri Botanical Garden · First published 1980Open the Tome
Orchid Flowers: Their Pollination and EvolutionLeendert Van Der Pijl, Calaway H. Dodson · First published 1966Open the Tome
Agentes de polinización y su influencia sobre la evolución en la familia OrquidaceaeCalaway H. Dodson, Universidad Nacional de la Amazonía Peruana. Instituto General de Investigación · First published 1965Open the Tome
