01125nas a2200133   4500008004100000022001400041245011000055210006900165300001200234490000900246520067800255100002000933856003800953       2001                        eng d  a0255-010500aContributions to a reassessment of Costa Rican Zygopetalinae (Orchidaceae). The genus Kefersteinia Rchb.f0 aContributions to a reassessment of Costa Rican Zygopetalinae Orc  a525-5550 v103B3 aA revision of the Costa Rican species pertaining to the genus Kefersteinia RCHB.f. is presented. Phylogenetic relationships of the genus are discussed. Ten species are accepted for Costa Rica and a key to the species is provided, together with references to the types and synonyms, a detailed description, etymology, general distribution and examined specimens in the study area, ecological notes, taxonomic discussion and a composite illustration for each taxon. A new species, Kefersteinia endresii PUPULIN, is described and illustrated. Lectotypes are selected for Zygopetalum lacteum RCHB.f., Kefersteinia alba SCHLTR., K. microcharis SCHLTR. and K. parvilabris SCHLTR.1 aPupulin, Franco  u<Go to ISI>://BCI:BCI200200302032