APOCYNACEvK RETZIACKjE ASCLEPIACK/K . 533 



of Caout chouc. Fruit eaten by the natives where it grows, and by 

 them reckoned good. (Roxb.) 



* Thevetia Ahouai, Juss. (Cerbera Ahouai, L. ; B. M. 19, t. 737.) 5 

 Brazil. — T. peruviana, Juss. 5 Peru. — T. Humboldtii, (Cerbera Theve- 

 tioides, H. B. and Kth.) 5 New Spain. — Dicaryum subdentatum, 

 Willd. 5 S. America. — Vallesia chiocoecdides, H. B. and Kth. S Banks 

 of the Amazon. — Voacanga Thouarsii, Rom. and Sch. b Madagascar. 

 — Rauwolfia nitida, Jacq. ; Lodd. B. Cab. t. 339. 5 St. Domingo. — 

 R. sumatrana. Jack. 5 Bencoolen. — Ochrosia maculata, Jacq. ic. rar. 

 2, t. 321. S Bourbon. — Willughbeia martabanica. Wall. pi. as. rar. 3. 

 t. 272. 5 v^ Martaban. — Anabata odorata, Willd. B k^ Banks of 

 the Orinocco, near Esmeralda. — Pacouria guianensis, Aubl. 5 Guiana. 

 — Couma guianensis, Aubl. b Guiana. — Dissolena verticillata. Lour, 

 B Canton. — Leuconotis anceps. Jack. L. B Sumatra. — Cyrtophyllum 

 peregrinum, Reinw. b China. — Cercocoma singaporeana. Wall. Cat. 

 B Singapore. — Orchipeda fcetida, Bl. b Java. — Kopsia arborea, Bl. b 

 Java. — Heylygia javanica, Bl. S ^> Java. — Kitabalia arborea, G. 

 Don. (Hasseltia, (not H. B. and Kth.) arborea, Bl.) b Java, a very 

 beautiful tree. — Picrophlceus javanensis, Bl. B Java. — Chilocarpus 

 suaveolens, Bl. $ >>_/ Java. 



ApocynacecE dubice. 

 Alafia, Thouars. 



1. Thouarsii, Rom. and Sch. {Syst. 4, p. 436.) B \^ Madagascar. 



ORDER CCXIV.— RETZIACEiE, Bartl.— Lindl. Nat. Syst. p. 302. 



Consists of herbaceous or undershrubby species ; 2-3 of Retzia, and 2 

 of Lonchostoma ; all natives of the C. G. H., except the following. 

 Retzia, Thunb. (G. Don's Mill. diet. 4, p. 306.) 



1. pilosa, Rottl. {Wall. Cat.) %. Madura. In H. C. G. Fl. } 



ORDER CCXV.— ASCLEPIACE^, (ASCLEPIADACEiE, Lindl. Nat. 



Syst. p. 302.) 



Shrubs or occasionally herbs, generally milky, and often twining ; by 

 Lindl. (including Cryptolepis and Vicarya) referred to So genera, of these 

 Spreng. syst. enumerates for S. America, Mexico, and the W. Indies about 

 82 species ; 33 for N. America ; for N. Holland and Van Diemen's Land 

 22 ; for Europe 7 ; for N. Africa 6 ; for Arabia 6 ; for Siberia 3 ; for China 



