acuminate, mid-lobule 0.1 mm. long triangular, acute. 
Column very small, 0.2 mm. high, 0.16 mm. broad. An- 
ther terminal, incumbent, 2-loculed; pollinia 4, cohering 
in two pyriform pairs, each pair 0.14 mm. long, 0.08 
mm. broad, consisting of a larger pollinium and asmaller 
one appressed laterally. Ovary with pedicel 0.5 mm. 
long. Fruit a minute globular or obovate, stalked cap- 
sule, 1.6 mm. long, 1.2 mm. in diameter. 
This species differs from others in the thin, subfalcate 
leaves, ciliated petals, club-shaped arching lateral lobes 
of the lip and the ciliated apices of the trifid mid-lobe. 
Cryton: Ambagamuwa at 577 m. altitude in the transitional jungle 
between the tropical wet evergreen forests and the submontane or 
midcountry tropical wet evergreen forests, December 30, 1959, Jaya- 
weera 2144 (Typr). It flowers in December. 
Oberonia Wallie-Silvae Jayaweera sp. nov. 
K.piphytica, caespitosa, non pseudobulbosa. Foliis dis- 
tichis, carnosis, equitantibus, ensiformibus, apice acumi- 
natis, 2-5.2 cm. longis, 0.4—-0.7 cm. latis. Inflorescentia 
spiciformi, usque ad 10 cm. longa; pedunculo usque 
ad 10 cm. longo, et usque ad basin bracteis non floriferis 
omnino obtecto. Bracteis ovatis, acuminatis, 2 mm. 
longis, 0.9 mm. latis. Floribus minutissimis, 1.2 mm. in 
diam. Sepalo postico ovato, acuto, 1.2 mm. longo, 0.7 
mm. lato; sepalis lateralibus oblique suborbicularibus, 
obtusis, 0.8 mm. longis, 1 mm. latis. Petalis lanceo- 
latis, acutis, margine ciliatis, 1 mm. longis, 0.3 mm. 
latis. Labello 3-lobo, carnoso; lobis lateralibus lineari 
faleatis, crescentiformibus, lobo intermedio bifido, parti- 
tionibus inter se divaricatis, toto labello 1 mm. longo. 
Columna minutissima, globosa. Ovario pedicellato 1.4 
mm. longo. 
Tufted epiphyte with compressed non-pseudobulbous 
stems. Leaves distichous, fleshy, laterally compressed, 
2-5.2 cm. long, 0.4-0.7 cm. broad, ensiform, decurved, 
[ 101 | 
