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MR. H. N. RIDLEY ON CYRTANDRACEE MALAYENSES. 5319 
Bua AcUTIFOLIA, sp. nov. 
Caulis Kiynosus, 3 pollicaris vel ultra, 2 poll. crassus, internodiis 
x pollicaribus. Folia apicem versus congesta, oblanceolata, acuta, 
basi in petiolam attenuata 6 poll. longa, 1} poll. lata, swperne 
nigricantia punctata glabra, subtus cinnamomea arachnoidea. 
Panicule axillares, 6 pollicares, pedunculis arachnoideis, ramis 
gracilibus brevibus. Sepala tria lanceolata, acuta, 4 pollicaria, 
arachnoidea. Capsula 3 pollicaris, cylindrica, acuta, glabra, 
torta. 
Lankawi, Goa Chinta (Curtis, 2791). 
A distinct plant with rather narrow acute leaves covered 
beneath with a brown webby tomentum. The specimens are all 
in fruit. 
B. VERTICILLATA, Sp. nov. 
Caulis lignosus, 3 pollicaris et ultra, ferme } poll. crassus, 
annulatus. Folia verticcllata, lanceolata, acuminata basi in 
petiolum attenuata, 4 poll. longa, ¢ poll. lata vel majora, supra 
griseo-arachnoidea, subtus nervis elevatis, albo-uwrachnoidea. 
Panicula terminalis 14 pedalis ; rhachis quadrangularis albo-arach- 
noidea; rami verticillati, remoti, 3 poll. vel minus dissiti, 4 in 
verticillo. Bractesz foliacese 3~-} poll. long. Flores plures. 
Sepala lanceolata subulata arachnoidea, } pollicaria. Corolla 
cerulea, brevituba, lobis rotundatis latis 2 poll. latis. 
Stamina filamentis perbrevibus, antheris pyriformibus. Stylus 
multo longior rectus. Stigma capitatum. Capsula fusiformis, 
> pollicaris, acuminata. 
Selangor, on limestone rocks at Kwala Lumpur (Kelsal/). 
This has a cylindric woody stem marked with rings where 
the whorls of leaves have fallen off. The stem above the 
leaves ends in a four-angled stalk bearing distant whorls of short 
branches. It must be a handsome plant in flower. 
B. PANICULATA, Sp. Nov. 
Caulis crassus, a basibus foliorum delapsorum intectus 4 poll. 
longus et ultra, 4 poll. crassus. Folia plurima, apice congesta, 
lanceolata, acuminata, basi longe attenuata, 6 poll. longa, 1 poll. 
lata, superne grisea arachnoidea, subtus griseo-alba, nervis elevatis 
cinnamomeis. Panicula pedalis vel longior, ramis verticillatis 
6 pollicaribus erectis bruneo tomentosis angulatis, rhachide crassa 
profunde canaliculatd, albo-arachnoidea. Bractes ad verticillos 
4-5, foliacee. Flores plurimi, pedicellati, pedicellis semi-polli- 
