266 JACK'S LETTERS TO WALLICH, 1819-1821. 



Agathis loranthifolia, Salisb. was found by Jack in 

 Penang., and is mentioned in his letters (p. 177). 



HYDROCHARIDACEAE. 



Enhalus Koenigii, Rich., was found by .lack near Ben- 

 coolen and is mentioned in his letters (p. 193). 



ORCHIDACEAE. 



Aerides suavissima, Lindl., may have been the plant of 

 Penang referred to in Jack's letters (p. 174). 



Anoectochilus sp. ? is mentioned as a Singapore plant 

 in Jack's letters (p. 164). 



SCITAMINEAE. 



Globha ciliata, Jack, was described as common in 

 Sumatra (Malay. Misc. ii. No. 7, p. 5). 



Hedychium sumatranum, Jack, was described from 

 Salumah, west Sumatra, in the Malay. Misc. ii. No. 7, p. 1. 



Amomum biflorum, Jack, was described from Penang 

 in Malay. Misc. i. No. 1, p. 2. 



Hornstedtia megalocheilos, Ridl.. is probably the 

 Penang plant to which Jack refers in his letters (p. 160 ) as an 

 Amomum. 



Zingiber gracile, Jack, was described from Penang in 

 the Malay. Misc. i. No. 1, p. 1. 



Alpinia capitellata, Jack, was described in the Malay. 

 Misc. ii. No. 7, p. 4, from the interior behind Bencoolen. His 

 letters (p. 234) show that he got it on his journey to Gunong 

 Bengkok. 



Alpinia elatior. Jack, was described from Pulau Xias 

 and Aver Bangi on the west coast of Sumatra, in the Malay. 

 Misc. ii. Xo. 7, p. 2. He mentions it in his letters (p. 225). 



Alpinia assimilis, K. Schum., may perhaps be the 

 plant of Penang called by Jack in his letters (p. 160) A. 

 mutica. 



Alpinia sp. Jack mentions a Hellenia as occurring at 

 Bencoolen (letters p. 184). 



BROMELIACEAE. 



Ananas sativa, Schultes f., var. variegata, was found by 

 Jack to exist in Penang (letters p. 152) and it is still freely 

 cultivated there. 



AMARYLLIDACEAE. 



Curculigo latifolia, Dryand., was described by Jack from 

 Penang and Sumatra under Roxburgh's name of C. sumatrana, 

 in the Malay. Misc. i. Xo. 1, p. 7, and it is mentioned as a 



Jour. Straits Branch 



