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AN EXPEDITION TO MOUNT BATU LAWI. 69 W 
conicum, 6 sulcatum, c. 0.2 cm. longum; pedicellus tenius, c. } 
0.6 cm. longus. é tl 
Borneo: Sarawak, on Mt. Batu Lawi, Ulu Limbang, (J. | 
C. Moulton, n. 8 and 9, fl. in May 1911). A very distinct fl 
species allied to D. cr umenatum, Sw., well marked by its slen- | 
der stems relatively long above the base thicked into a slender 
elongate pseudobulb, narrow leaves, a comparatively short 
mentum and an elongate lip with small sidelobes. 
Eria lawiensis, J. J. S., n. sp. 
Caules approximati, teretes, c. 20 cm. longi, foliati, inter- 
nodiis c. 0.6-1.2 cm. longis. Folia linearia, parte Superiore ¢. 
1.2-2 cm. longa oblique pugioniformi carinataque, anguste 
obtusa, basi leviter contracta, supra concava, subtus convexa, 
adulta glabra, impresse nigro-punctata, crasse carnosa, c. 4-5.5 
e. 0.825 cm. longa, basi 0.2 cm. lata. Petala oblique linearia, 
inferne leviter dilatata, apice subrecurva, obtusa, glabra, 1 
em. longa, ¢ .0.3-0.4 em. lata; vaginae tubulosae, internodia i 
paulum superantes, novellae adpresse rufo-pilosae, adultae i 
elabrae et impresse punctatae. Inflorescentiae vaginas 2 per- é 
forantes, sessiles, abbreviatae, dense pluriflorae, ¢. 0.65 em. i 
longae, rachide dense rufe sublanato-pilosae. Bracteae ovarium Fi 
longe superantes, concavae, dorso parcius subadpresse pilosae. i 
Flores vagi, parvi, c. 0.325 cm. longi, 0.25 cm. lati, sepalis con- it 
niventibus dorso parcius adpresse pilosis, pilis basi tumidis. ‘ 
Sepalum dorsale oblongum, apice leviter recurvum, inferne | 
concavum, superne cohvexum, 3 nervium, c. 0.3 cm. longum, 
basi 0.13 em. latum. Sepala lateralia vix mentum formantia, } 
| 
oblique triangula, obtusa, concava, dorso carinata, 2-3 nervia, | 
nervia, c. 0.8 cm. longa, 0.06 cm. lata. Labellum porrectum | 
gynostemio parallelum, concavum, 3 lobum, glabrum, ecal- i 
losum, 3 nervium, ima basi excavationibus 2 parvis subtus 
convexis donatum, expansum ambitu quinquangulare, ¢. 0.275 
cm. longum et latum; lobi laterales erecti, rotundati, repan- 
dulo-crenati; lobus intermedius sinibus late obtusis a lobis 
lateralibus sejunctus, porrectus, triangulus, anguste obtusus, 
concavus, marginibus antice incurvis. Gynostemium a dorso 
compressum, breve, latum, glabrum, bene 0.1 cm. longum, Hi 
chnandrio concavo cum costa longitudinali, auriculis obtusis- l 
simis concavis extus conxexis. Anthera cucullata, subtrapezi- ll 
formis, apice truncata et utrinque in lacinulam triangulam / 
exeus, c. 0.075 cm. lata. Stigma breve, reniforme. Pes. " 
gynostemli cum ovario et gynostemio angulum rectum faciens, 
abbreviatus, c. 0.04 cm. longus. Ovarium sessile, dense sub- i 
adpresse pilosum, ¢. 0.14 cm. longum. ! 
Borneo: Sarawak, on Mt. Batu Lawi, Ulu Limbang, (J. H 
C. Moulton, n. 14, fl. in May 1911). An inconspicuous but | 
distinct species of the Trichotosia section, with thick linear | 
leaves, trigonous subulate at the apex, very short and dense i 
R. A. Soc., No. 63, 1912. 
