tata, basi auricula lanceolato-lineari carnosa incurva cir- 
citer 5 mm. longa utrinque praedita; discus supra dense 
pubescens. Columna parva, gracilis, circiter 5 mm. longa, 
in pedem elongatum ovario adnatum producta. 
This species appears to be allied to Spiranthes cordati- 
loba C. Schweinf.*, but differs in having lobulate apices 
to the sepals and petals, connate lateral sepals and a dis- 
similar mid-lobe of the lip. 
Venezueta: State of Bolivar, vicinity of Uriman, in large savanna, 
at 300 meters altitude, sepals and petals white with a median green 
stripe, lip ascending, white with linear green bands, April 30, 1953, 
Julian A. Steyermark 75298 (Tyre in Herb. Ames No. 69531). 
Manniella americana C. Schweinfurth & L. A. 
Garay sp. nov. 
Herba parvula, gracilis, usque ad fere 22 cm. alta, ter- 
restris ut videtur. Radices comparate crassae, fascicula- 
tae, lanuginosae. Folia parva, usque ad quinque, plantae 
basi fasciculata, petiolata; lamina ovata vel suborbiculari- 
ovata, acuta vel breviter acuminata, usque ad 1.7 cm. 
longa et 1 cm. lata; petiolus angustus, canaliculatus, ad 
basim vaginantem sensim dilatatus, usque ad 2.8 cm. lon- 
gus; folium solitarium caulinare multo minus, elliptico- 
lanceolatum prope basim stat. Caulis usque ad inflores- 
centiam gracilis, inferne glaber, superne breviter pubes- 
cens, 8.5-18.5 cm. altus. Racemus perlaxe_ biflorus. 
Flores ochroleuci, glabri, cum segmentis subparallelis. 
Sepala per partem basalem longe connata. Sepalum dor- 
sale longitudinaliter concavum, oblongo-lanceolatum, 
superne angustatum, apice rotundatum vel leviter retu- 
sum, in positu naturali circiter 8.2 mm. longum et 2 mm. 
latum, uninervium. Sepala lateralia oblique oblongo- 
lanceolata marginibus superioribus involutis, obtusa vel 
*Spiranthes cordatiloba C. Schweinf. nom. nov. 
Syn. Sarcoglottis tenuis Schltr. in Anex. Mem. Inst. Butantan, Sec. 
Bot. 1, fase. 4 (1922) 28, t. 4, fig. 1, not Spiranthes tenuis Lind]. 
[ 5 | 
