plicam unicarinato; calcare porrecto, clavato, 2 mm. 
longo, 1 mm. crasso, ovario tertia parte breviore. 
This new species may be compared with the Colom- 
bian Hrythrodes zeuxinoides (Schitr.) Ames, but differs 
from it in having much smaller flowers and a very dis- 
similar lip. The flowers, judged from the specimen, are 
greenish-white in color. 
Cotomspra: Departamento del Magdalena, Cordillera Oriental, Sierra 
de Perija, 6 km. east-northeast of Manaure, 42 km. east of Valledu- 
par, 7 km. from the Venezuelan border. 2100 meters alt. Feb. 1, 
1945. Martin L. Grant 10748 (Type in U.S. Nat. Herb. no. 2107290). 
Ecuapor: Chimborazo, Riv. Chasuan. R. Spruce 6138. Herb. Reich- 
enbach nos. 37766, 37767. 
Erythrodes xystophylloides Garay sp. nov. 
Terrestris, erecta, 20-25 cm. alta; rhizomate cauli- 
formi, repenti; radicibus ex internodiis orientibus, fili- 
formibus, leviter flexuosis, sparse pubescentibus; caull- 
bus erectis, primum remote vaginatis, deinde 4-6-foliatis ; 
foliis anguste lanceolatis, subacutis vel acuminatis, basi 
attenuatis, deinde in vaginas dilatatis transeuntibus ; 
ERYTHRODES XYSTOPHYLLOIDES Garay 
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