CUCURBITACER. vi 
serrato, serris acutis aristatis, aristis 1 mm. longis, supra ad venas hirsuto 
ceterum glabro, costis venisque distincte elevatis tenuissimis subtus elevatis den- 
sissime hirsutis, petiolulis 1 em. longis ; foliolis lateralibus ovato-lanceolatis 5-6 cm. 
longis 2 cm. latis apice acuminatis basi obtusis, petiolulis 4 mm. longis, petiolis 2 
em. longis fusco-hirsutis, cirrhis axillaribus simplicibus. Panicula axillaris 
10-15 em. longa 7-8 cm. lata profuse ramosa hirsuta, bracteis minutis linearibus 
1} mm. longis, pedicellis hirsutis apice articulatis supra articulationem glabris. 
Fl. 3: sepala 5 linearia 14mm. longa 4mm. lata apice obtusa; petala 5 
supra minutissime hirsuta subtus glabra rotato-patentia oblongo-lanceolata 3 
mm. longa 1 mm. lata apice acuminata margine serrulata; stamina 5 subsessilia 
ad centrum floris connata. Bacca globosa 5-6mm. in diametro. Semina 
angulata 3mm. longa et lata, testa coriacea. 
Has. Arisan: inter Keitao et Goshoérin, leg. B. Hayata, ad 4000-6000 
ped. alt., Aprili. 1916. 
Differs from the type in having 3-foliate leaves which are brown hairy 
on the costa on the underside. 
Note: Flowers pale yellow-green. ‘Leaves dark-green, not very shining. 
Trichosanthes Viv. 
Trichosanthes formosana HayatTa sp. nov. Scandentissima ; caulis teres 
multi-suleatus breve hirsutus. Folia alterna chartaceo-membranacea elongato- 
triangulari-cordata 6-10 cm. longa 6-8 cm. lata apice acuminata basi cordata 
in circumscriptione 3-lobata vel elobata, lobis basilaribus auriculiformibus, 
margine subintegra leviter dentata vel remote mucronibus instructa supra 
parce subtus dense brevissime hirsuta. Racemi floris masculini-axillares cum 
pedunculis 10-15 cm. longi, pedunculis 5 cm. longis axillaribus solitariis ; rhachis 
racemi flexuosa, bracteis oblanceolatis 5-10 mm. longis; pedicellis florum 1 
em. longis. Calycis tubus longissime tubuliformis 12cm. longus apice 1 cm. 
latus subglaber; lobis 5 linearibus lcm. longis j-1 mm. latis acuminatis ; 
petalis 5 lanceolatis 14cm. longis 7mm. latis 5-nerviis, nervis parallelis, 
apice acuminatis margine fimbriatis; columna staminalis late cylindrica 4 mm. 
longa 3mm. lata, antheris sigmoideo-recurvatis, connectivis haud productis 
secus antheras hirsutis. Flores ¢ ignoti. Fructus globosus 5-6 cm. longus 
