122 MESSRS. BAKER, MOORE, RENDLE, RIDLEY AND WERNHAM. 



ZINGIBERACE/E. 



BY 



H. N. Ridley. 



34. K/KMPFERIA ALBO-VIOLACEA Ridl., Sp. UOV. 



Folia 2 ovata sessilia 5-9 cm. longa, 4 cm. lata glabra. 

 Flwes congesti inter folia circiter 8. Calyx tubulosa uno latere- tissa, 

 lamina lanceolata acuminata 1.5 cm. longa. Corallce tubus gracilis 

 4 cm. longus. Petala oblonga obtusa sepalis latiora. Lahellum 

 obovatum, ungue longo breviter bilobum, lobis rotundis. 



Dran, 3,000-4,000 ft. " White faintly tinged with violet. Lip 

 darker and blotched with violet." 



" This belongs to the affinity of K. galanga L., but the 

 flowers are much larger than in any species known to me and the 

 lip but shortly lobed at the tip. 



35. Amomum lacteum Ridl., sp. nov. 



Folia glabra angusta linearia acuminata 24 cm. longa 5 mm. 

 lata, vaginis angustis longis, ligula brevi truncata. Capitulum 2 cm. 

 longum, scapo 11 cm. bracteis inferioribus ovatis, superioribus oblongis 

 2 cm. longis, cuspidatis, rachide velutino ; bracteis capituli truncatis 

 oblongis margine hirto. Calyx 2 cm. longus tridentatus, marginibus 

 et dentibus hirtis. Corollce tubus 2 cm. ; lobi lineares oblongi 5 mm. 

 longi. Labellum integrum obovatum 7 mm. longum 6 mm. latum. 

 Anthera oblonga, crista biloba in angulis supremis. 



Dran, 3,000-4,000 ft. " Flowers yellowish white, bracts 

 reddish." 



Allied to A. uliginosum Koen, var. lappaceum Ridl., but with 

 narrow leaves, hairy bracts and longer scape. 



36. Geostachys annamensis Ridl., sp. nov. 



Rhizoma crassum lignosum vaginis coriaceis tectum. Folia 

 6 vel plura linearia-oblonga longe acuminata, subtus pubescentia 

 demum glabrae : 30 cm. longa 4 cm. lata, vaginis 18 cm. longis 

 rubropunctatis. Sea pus erectus 14 cm. longus basi 7 cm. vaginis 

 coriacees pluribus tecto, panicula 7 cm. longa compactus multiflorus. 

 Bracteai chartacese oblongae 3 cm. longae. Rami paniculae 2-3 flori. 

 Pedicelli 5 mm. Calyx tubulosus truncatus breviter in uno latere 

 fissus 1.5 cm. longus. Corolla' tubus 2 cm. longus cylindricus 



JOURN. NAT. HIST. SOC. SIAM. 



