Wolff, Doris Nectar sugar composition and volumes of 47 species of Gentianales from a southern Ecuadorian montane forest. [electronic resource] - Annals of botany May 2006 - 767-77 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0305-7364 Standard No.: 10.1093/aob/mcl033 doi Subjects--Topical Terms: AnimalsBirdsCarbohydrate MetabolismChiropteraEcuadorFlowers--chemistryFructose--analysisGentianaceae--chemistryGlucose--analysisInsectaReproductionRubiaceae--chemistrySucrose--analysisSymbiosisTropical Climate