S. Bunting 37161; Same locality, in swale 2 kilometers northeast of 
Cumbre Camp, at 1800 meters altitude, on limb of low tree, flowers 
maroon, November 20, 1957, Bassett Maguire, John J. Wurdack & 
Celia K, Maguire 42150. 
Octomeria nana C. Schweinfurth sp. nov. 
Herba pusilla, caespitosa, rupicola, usque ad 4 cm. 
alta. Caules brevissimi, usque ad 18 mm. alti, circiter 
2-articulati, vaginis tubulatis marcescentibus celati. Fo- 
lium oblongo-lineare, valde carnoso-coriaceum et per me- 
dium sulcatum, acutum, sessile, usque ad circiter 23 mm. 
longum et 2 mm. latum in sicco. Flores axillares, pauci, 
glomerati, membranacei. Sepala similia, prope basim 
trinervia. Sepalum dorsale ovato-oblongum, acutum, 
concavum, circiter 8.7 mm. longum et 1.5 mm. latum. 
Sepala lateralia oblique ovato-oblonga, acuta, circiter 3.5 
mm. longa et 1.5 mm. lata. Petala oblique oblongo- 
lanceolata, concava, subacuta, circiter 3.5 mm. longa et 
1.2 mm. lata, maxima pro parte uninervia. Labellum 
segmentis ceteris multo brevius, simplex, suborbiculare, 
antice rotundatum et apice abrupte acuto, ad basim ro- 
tundatam angustatum, trinervium, circiter 2.2 mm. lon- 
gum et 2mm. latum; discus in medio obscure bicallosus. 
Columna minuta, crassa. 
This dwarf species seems to have no near allies. The 
only available flowers occurred at the summit of en- 
larged, ellipsoid ovaries. 
Botivar: Chimanta Massif, Torono-tepui, north-facing slopes on 
summit above Cafio Mojado, on rock in savanna, at 2030-2150 meters 
altitude, “‘lvs. 3-4 mm. thick,’’ February 21, 1955, Julian A. Steyer- 
mark and John J. Wurdack 1027 (Tyre in Herb. Ames No. 69524). 
Ponthieva ovatilabia C. Schweinfurth sp. nov. 
Herba terrestris, elata, usque ad 87 cm. alta. Radices 
fasciculatae, fibrosae, lanuginosae. Folia plura, in herbae 
basi, longe petiolata; lamina ovato-lanceolata vel elliptico- 
lanceolata, acuminata, basi cuneata, membranacea, tri- 
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