Flores alternati, mediocres, longiuscule pedicellati. Se- 
pala obovato-oblonga, lateralia valde obliqua. Petala 
quam sepala breviora et angustiora. Labellum ad calear 
fere omnino redactum; lamina minuta, dentiformis, levi- 
ter recurvata, ante calear callo erecto dentiformi acuto 
instructa; calcar basi valde inflatum, medio anguste cy- 
lindricum, dimidio vel triente apicali subito inflexum levi- 
ter inflatum. Columna interne inclinata, superne recur- 
vata, apice dilatata; androclinium dorso adscendens; 
anthera cucullata, antice longe et acute rostrata; pollinia 
ellipsoidea, infra apicem stipitis affixa, stipite inferne 
gracili superne valde dilatato pollinia fere amplectente, 
viscidio parvo triangulari secus medium convexo dorso 
truncato; rostellum + deflexum, modice productum, acu- 
tum vel obtusum, viscidio amoto breviter bifidum. 
Species unica:—C, Buntingu Summerh. 
Chauliodon Buntingii Swmmerhayes sp. nov. 
Planta epiphytica, aphylla; caulis usque ad 2.5 cm. 
longus, circiter 0.8 mm. diametro, radices simplices vel 
pauciramosas flexuosas sulcatas laeves 1-1.5 mm. diame- 
tro emittens, cataphyllis lanceolatis acutis vel acuminatis 
subcartilagineis instructus. Inflorescentiae graciles, usque 
ad 25 cm. longae, basi vaginis arctis circumdatae, inferne 
vaginis arctis distantibus instructae, superne laxe vel lax- 
iuscule multiflorae; rhachis teres, laevis; bracteae vagi- 
nantes, acutae, usque ad 3 mm. longae. Mores erecto- 
patentes, brunneo-rosei; pedicellus (ovario incluso) 2-8 
mm. supra internodium exortus, fere filiformis, 10-18 
mm. longus. Sepalwm intermedium obovato-oblongum, 
apiculatum, coneavum, 8.5—4.5 mm. longum, 1.75—-2.25 
mm. latum, trinervium; sepala lateralia dimidio inferiore 
recta, oblonga, dimidio superiore valde obliqua, ovata, 
apiculata, latere antico dilatata, circiter 5 mm. longa et 
2.5 mm. lata, trinervia. Petala oblique lanceolata, acu- 
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