elliptica, submembranacea, circiter 1.8 cm. longa et 1.2 
em. lata. Labellum in circuitu oblongum, circiter 1.75 
cm. longum et 8 mm. latum, basi trilobatum cum lobu- 
lis parvis semiorbicularibus, apice truncato abrupte acu- 
tum; discus inter lobos laterales callo brevi pluristriato 
emarginato ornatus. Columna comparate parva, circiter 
8 mm. alta, cucullata, apice bifida, basi dente oblongo 
prominenti utrinque praedita. 
This orchid differs conspicuously from the other spe- 
cies of Duckeella in having broader leaves, fleshy, concave 
and acute sepals, a relatively short callus on the lip and a 
pair of conspicuous teeth on the column. It isa compara- 
tively robust plant of consistently rather high altitudes. 
Amazonas: Cerro Duida, moist slopes of Savanna Hills, 1350 meters 
altitude, August 1928—April 1929, G. H. H. Tate 736; Cerro Sipapo 
(Paraque), near summit of West Peak, at 1750 meters altitude, infre- 
quent in bogs, flowers yellow, fragrant, December 20, 1948, Bassett 
Maguire & Louis Politi 27797. Botivar: Cerro Guaiquinima, Rio Para- 
gua, occasional near Cumbre Camp, at 2000 meters altitude, flowers 
dull yellow, December 25, 1951, B. Maguire 82748; Same locality, 
rare in bog, along west escarpment rim 1 km. west of Cumbre Camp, 
at 1800 meters altitude, flowers yellow, December 30, 1951, B. 
Maguire 32880, 328394; Same locality, frequent in bogs, ‘‘North 
Valley,’’ at 1600-1700 meters altitude, flowers yellow with the outer 
members [sepals] bronze outside, January 4, 1952, B. Maguire 32973 
(Type in Herb. Ames No. 69588). 
Sobralia speciosa C. Schweinfurth sp. nov. 
Herba elata, speciosa, terrestris, 1-8 metralis (fide 
collectoris). Caules plusminusve robusti, vaginis longe 
tubularibus arctis glabris obtecti. Folia numerosa, dis- 
ticha, lanceolata vel ovato-lanceolata, longe acuminata, 
plicata, supra nitentia, usque ad 15 cm. longa et 3.7 cm. 
lata. Inflorescentiae saepissime laterales (raro terminales), 
racemosae, laxe pauciflorae, suberectae. Flores magni 
spectabilesque, purpurei, membranacei. Sepalum dorsale 
oblongo-oblanceolatum, acutum, circiter 4.5-5.5 em. 
longum et 1.3 cm. latum. Sepala lateralia similia, an- 
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