MATERIALS FOR A FLORA OF FORMOSA. one 
angustiora spathulata, 3 cm. longa 6 mm. lata apice obtusa basi 
attenuata. Labellum erectum cucullatum 28 mm. longum 25 mm. 
latum (expanso) basi in calear rectum 1 em. longum productum 3- 
lobatum, lobis lateralibus amplis erectis columnam_ inyolventibus 
apice undulatis, lobo medio expanso latiore. 14cm. lato 8 mm. 
longo patente margine undulato apice emarginato-2-lobulato, 
prope sinus lamellato-tuberculato, lamellis medio  incrassatis 
hirsutis caterum glabris. Columna longiuscula 2 cm. longa 2- 
alata apice clavata, alis latioribus. 
Has. Koshtin: Botansha, leg. G. Nakanara, DC. 1906, (No. 
788). 
Near P. philippinensis N. E. Brown, but differs from it by the 
much longer spurs and the oblong blades of leaves; from 
P. tetragonus Retcus. f. and P. luridus Taw., by the larger flowers 
with much longer spurs; from P. maculatus Linpu. by the smaller 
flowers with longer slender spurs. The present plant is nearest 
P. mishmensis Retcus. f., but differs from it in having smaller flowers 
with narrower lips. 
Bletia KR. et Pav. 
Bletia formosana Havyara sp. nov. Herba 3-40 cm. alta, 
caulibus e rhizomate repente erectis ima basi leviter incrassatis, basi 
foliosis a medio sursum aphyllis. Folia plana angusta sessilia 
cum vagina articulata, laminis linearibus apice acuminatis 20-30 em. 
longis 1 cm. latis membranaceis 3-costatis utrinque glabris costis 
subtus prominentibus, vaginis 5-7 cm. longis cum laminis oblique 
articulatis. Flores majusculi 1-2 em. longi, in racemum terminalem 
laxum simplicem dispositi, racemis 10 em. longis, bracteis conspicuis 
ovarium in longitudine «equantibus, ante anthesin distichum imbri- 
