24 



IPOMCEA cymosa. 

 The White-cluster Ipomoea. 



PENTANDRIA MONOGYNIA. 

 Nat. ord. Convolvulace^e. 

 IPOMCEA. Choisy. 



I. cymosa ; caule tereti, foliis ovato-cordatis apice acutis ctiam acurainatis 

 elongatis superne nigrescentibus, pedunculis axillaribus bifido-multifloris 

 brevibus, sepalis coriaceis obtusis aut rarius acutiusculis flavo-nigres- 

 centibus exterioribus ssepe brevioribus. Choisy Convolv, orient, p. 80. 



Convolvulus cymosus, Desrousseaux EncycL hot. 3. 556. 



Convolvulus pentagonus, Roxb.fi. ind. 1. 485. Wall.fi. ind. 2. 72. 



Convolvulus bifidus, Vahl. symb. 3. 31. 



Convolvulus Rotbii, Spreng. syst. 1. 600. 



Convolvulus lsevis minor, Rwnph. amboin. 5. 431. t. 158. 



Convolvulus blandus, Roxb. Fl. ind. 1. 470. Wall.fi. ind. 2. 50. 



Ipomoea cymosa, R'dmer fy Schultes syst. veg. 4. 241. 



Ipomoea bifida, Roth. nov. sp. 118. 



Ipomoea corymbosa? Id. 109. 



Ipomoea Heynii, Romer §• Schultes syst. veg. 4. 237. 



Ipomoea Rothii, Id. 237' 



Ipomoea blanda, Sweet Hort. Sub. Lond. ed. 2. 288. 



Ipomoea radicans 1 Blume Bijdr. 712. 



If all the above names are really, as M. Choisy states, 

 synonyms, it must be confessed that the Botanists who have 

 invented them have much to answer for. Thirteen different 

 names for the same plant form rather an unusual supply of 

 confusion even in the bewildering nomenclature of Botanists. 

 It is however to be said in justification, or at least palliation, 

 that the plant is variable in appearance, sometimes smooth, 

 sometimes hairy, and that, like other Ipomceas, it occasionally 

 indulges in throwing out angles from its leaves. 



It appears to be wild all over the tropics of Asia ; the 

 Circars and the Moluccas according to Roxburgh, Amboyna 

 according to Rumphius, and apparently Java, are its favourite 

 countries. According to Rumphius, the flowers open about 



