FELL 
CUCURBITACEAE. 
Key to genera. 
1, Leaves compound eed ae -» 11. Hemsleya. 
Leaves simple e Via : . 
2. Petals fringed e) le T'richosanthes. 
Petals entire... 3. 
3. "te part of male calyx closed with 
cale 5. Thladiantha. 
Cale o open i 4. 
4. Male calyx-tube short, ‘campanulate at 6. 
Male calyx-tube narrower than long ... 5. 
5. Male calyx-tube contracted above 2. Gymnopetalum. 
Male calyx-tube y Fm : i 
6. Petals caudate ... 10. Actinostemma. 
Petals obtuse n 
7. Stamens inserted below mouth of calyx 8. 
Stamens at the calyx mouth 3. Luffa. 
8. Leaves 3-lobed or duos subtended by 
large boat-shaped bracts ... 4. Momordica. 
Leaves palmatipartite . 9. Melothria. 
9. Petioles longer than the leaf auricles... 8. Mukia, 
Petioles shorter than auricles . 7. Zehneria. 
1.—TRICHOSANTHES. 
Key to species. 
1, Seeds compressed 2d 2. 
Seeds turgid with a central zone ike : 
2. Leaves — above e. 1. Kirilowit. 
Leaves smooth .. (s iik 3. 
3. Leaves mik 3-5 shallow lobes e. 2, japonica. 
Leaves deeply 5-7-lob si 3. cucumerina, 
4, Bracts lanceolate, moderate sized 4. himalensis. 
Male racemes ebracteate or with 
minute bracts 5. cucumeroides. 
LE wie Mazim. ; Gora: in in DC. Monogr. Phan. iii. 370. 
Kellet, Hongkong ; Bald. North River; 
Tela. Fl. white, August. 
2: T ST Boni Cogn. lk e: 871. Lienchow River. FI. 
white, August 
3. T. cucumerina, Linn. ; Cogn. l. c. 357. Customs’ Pass, Hong- 
kong New Territory. Fl. white, summer. 
4. T. himalensis, Clarke in Hook. f. Fl. Brit. Ind, At 
Little Hongkong and near the Buddhist Temple, Vides 
Bay, Hongkong; Yaumati and Lantao lsland, Hong- 
kong New Territo ory. Fl. white, August. 
T. cucumeroides, Mazim. ; Bryonia eucumeroides, Ser. in DC. 
pı 
Ren ii. 308. Hongkong without locality. Fl. white, 
Summ 
