but it differs in having a caespitose habit of growth and 
much smaller flowers. 
Amazonas: Cerro Huachamacari, Rio Cunucunuma, epiphytic in 
cumbre near Summit Camp, at 1800 meters altitude, flowers cream- 
colored, December 14, 1950, Bassett Maguire, R. 8. Cowan & John J. 
Wurdack 30204. (This collection differs from the type in its much 
smaller vegetative proportions and somewhat smaller flowers. ) Borivar : 
Chimanta Massif, Central Section, on rocky slopes of zanjon bordering 
Upper Falls of Rio Tirica above Summit Camp, at 1950 meters alti- 
tude, ‘epiphyte on mossy branch, lvs. coriaceous, pale green; pedun- 
cle and pedicels pale green; fls. greenish yellow,’’ February 7, 1955, 
Julian A, Steyermark & John J. Wurdack 556 (Tyre in Herb. N.Y. Bo- 
tanical Garden). 
Octomeria cordilabia C. Schweinfurth sp. nov. 
Herba valde variabilis, caespitosa, terrestris vel epiphy- 
tica. Caules pergraciles, elongati, usque ad 37 em. alti, 
multiarticulati, vaginis longe tubularibus arctissimis om- 
nino velati. Folium lanceolato-lineare, sessile, apice mi- 
nute et oblique bilobatum, crasse coriaceum, usque ad 
6.6 cm. longum et circiter 5 mm. latum. Flores in folii 
axilla fasciculati, parvi, aurei vel aurantiaci, membrana- 
cel. Sepalum dorsale late elliptico-ovatum, subacutum, 
saepissime trinervium, usque ad 5.2 mm. longum et 4 
mm. latum. Sepals lateralia breviora et latiora, orbiculari- 
ovata, saepissime trinervia, usque ad 4.83 mm. longa et 
4.1 mm. lata. Petala late ovato-elliptica, subacuta, tri- 
nervia, usque ad 4.1 mm. longa et 8.4 mm. lata. Labellum 
segmentis ceteris multo minus, suborbiculari-ovatum, 
antice late rotundatum et minute apiculatum, basi corda- 
tum, usque ad 1.7 mm. longum et 2.4 mm. latum; dis- 
cus callis binis carnosis convergentibus ornatus. Columna 
parva, arcuata, basi apiceque dilatata. 
This species does not appear at present to have any 
close allies. The relatively long stems, small leaves and 
entire lip are distinctive. 
Amazonas: Cerro Huachamacari, Rio Cunucunuma, between Sum- 
i ce . . . 
mit Camp and © East Ridge’’ savanna, at 1800 meters altitude, in 
[ 204 ] 
