45 



bracteole below the middle, thickening when in fruit and lenticcllate. 

 Sepals ovate-lanceolate, spreading, nearly glabrous, '^ to 'G in. long. 

 Petals coriaceous, narrowly lanceolate, 2 to 2"5 in. long, glabrous or 

 sparsely adpressed-sericeous. Ovaries oblong, hairy. Stigma laterally 

 grooved. Bipe carpels numerous, stalked, '75 to 1'5 in. long, glabrous or 

 pubescent, the constrictions between the 2 to 5 oval joints pubescent; 

 stalks ■25 in. long. Duual Anon. Ill ; DC. Prodr. i. 91 ; Wall. Cat. 

 6-i20 {partly) ; Roxb. Fl. Ind. ii. 669 ; W. & A. Prodr. 9 ; H. f. & T. 

 Fl. Ind. 133 ; Miq. Fl. Ind Bat. 1, Pt. 2, 41 ; Beddome Ic. PI. Ind Or. 

 t. 51 ; Bl. Fl. JaviB Anon. 53 ; A. DC. Mem. 28 ; W. and A. Prod. 9 ; 

 Thwaites Enum. 9; Kurz For. Fl Ind. Burm. I. 34; Hook, fil. Fl. Ind. 

 I, 69. Scheff. Obs. Phyt. Anon. 5. Nat. Tidsch. Ned. Ind. XXXI, 5. 

 JJ. cordifolia, Roxb. Fl. Ind. II, 602 ? U. Dunalii, H. f. & T. Fl. Ind. 

 131 (the Concan plant) ; Dalz. & Gibs. Fl. Bomb. 3 (not of Wallich). 

 U. AmJierstiana, A. DC. Mem. 28. 17. biglandulosa, Bl. Bijdr. 16. U. 

 Boxburghia7ia, Wall. Cat 6423 B. U. Lessertiana, Dunal Anon. 107. 

 t. 26 ; DC. Prod. I, 90. Desmos chinensis Lour. Fl. Cocli. Ch. 1, 352. 



Of this variable and abundant species, Sir Joseph Hooker distin- 

 guishes four varieties as follows : — 



Var. 1, pubiflora ; leaves 5-7 in., oblong acute, base often cordate, 

 flowers silky. 



Var. 2, laevigata ; leaves 3-4 in., obl6ng or lanceolate, acute, base 

 rounded, flowers almost glabrous. — U. chinensis, DC. Prodr. i. 90. U. 

 undulata. Wall. PI. As. Rar. iii. and 42. U. discolor, Dalz and Gibs, 

 Fl. Bomb. 3. t. 265 ; Wall. Cat. 6428,— Perhaps cultivated only in India, 

 common in the Archipelago and China. 



Var. '6, puhescens ; leaves as iu 1, but densely pubescent beneath. 



Var. 4, latifolia ; leaves 3-5 by 2-2| in , broad-oval, acute, flowers 

 silky. U. discolor and var. b, bracteata Bl. Fl. Jav. Anon. 53, t. 26 

 and 31 A. 



From the base of the eastern Himalaya thi'ough the Assam range 

 to Burmah and the Malayan Peninsula ; in tropical forests. Distrib. 

 The Malayan Archipelago, Chinese Mountains. 



4. Unona dumosa, Roxb. Fl. Ind. II, 670. A large bushy climber : 

 young branches slender, softly rufous-tomentose. Leaves membranous, 

 broadly ovate to oblong-ovate, obovate to ol)lanceolate-ol)long, obtuse, 

 sub-acute or broadly mucronate, the base rouiuled or sub-cordate, or 

 sub-cuneate ; when young rufous-tomentose on both surfaces ; the upper 

 except the midrib glabrescent when old : main nerves 10 to 12 pairs, 

 sub-ascending, rather straight; length 2 to 5'25 in , breadth 125 to 

 2-5 in. ; petiole 15 in., to 3 in., rufous-tomentose. Flowers solitary, leaf- 

 opposed or extra-axillary, 2 to 25 in. long; pedicels 5 to 75 in. long, 

 294 



