216 



LYTHRACE.E. 



PEMPHIS ACIDULA Forst. Char. Gen. PI. 68, t. 34 ; F. Muell. Pap. PL 43-59 ; 

 Schum. & Laut. 460. 



Wakde Island, growing thickly on coral-reef on coast, where washed by 

 sea. Fl. (white) , Fr. Jan. 6246. 



Distrib. New Guinea (N.E. & S.E., and adjacent islands). Strand plant 

 distributed from Polynesia to E. Africa. 



Shrub, prostrate, to 3 m, in height, where beyond the spray. 



MELASTOMACE^E. (E. G. BAKER.) 



OTANTHERA NOVO-GUINEENSIS Bak. f. in Trans. Linn. Soc. ser. 2, Bot. ix. 

 (1916) 50. 



Island of Roon, near the road round the Bay, growing in the open. Fl., 

 Fr. Jan. 6238. 



Distrib. New Guinea (D.S.W., Utakwa, near to Mt. Carstensz, Kloss*). 



" Small shrub, with white flowers and red fruit." 



MEDINILLA RHODORHACHIS Bak. f., sp. nov. 



Planta epiphytica, ramis 4-gonis vel levissime 4-alatis ad nodos barbatis ad 

 .3/". speciosam Blume accedens. Folia sessilia, opposita, oblonga vel elliptica, apice 

 breviter acuminata, basi cordata, 5-plinervia, costa subtus conspicua. Flores 4-meri 

 in paniculam dispositi. Paniculae folio breviores. Pedicelli stricti. Bractece 

 parvse. Galycis tubus campanulatus limbo subtruncato. Petala alba staminibus 

 paullo longiora. Staminum connections postice breviter calcaratus, antice bical- 

 caratus. Fructus ignotus. 



Hob. Schouten Islands, Wiak, Bosnik, epiphytic on strand tree. 

 Flowers white ; rhachis pink. Fl. Dec. 6275. 



Leaves (ex sice.) 2-3 dm. long and 7-5-13 cm. broad. Calyx +3'5 mm. 

 long. Petah 6 mm. long. Anthers 3-3'5 mm. long. 



The distinguishing features of this epiphyte are the oblong or elliptical, 

 acuminate, 5-plinerved, sessile leaves, the panicle of small, white, 4-merous 

 flowers, the calyx being +3'5 mm. long. The anthers are shortly spurred 

 anteriorly and posteriorly. 



ARALIACE^E. 



POLYSCIAS SORONGENSIS Gibbs, sp. nov. 



Frutex parvus, glaberrimus. Folia pedicellata, stipulata, imparipinnata, 5-G- 

 juga, rhaqhis cylindrica, longitudinaliter striata ; foliola opposita, graciliter pedicel- 

 lata, obovato-lanceolata vel oblonga, acuta, basi obliqua rotundata, apice sensim 

 acuminata, subintegerrima tenuiter membranacea. Panicula pedunculata nunc 

 bipedata, racemuli umbellati pedunculi secundarii verticelkti vel oppositi. Flores 

 parvi, breviter pedicellati, pedicelli sub flores articulati, apice in calyculum minimum 

 expansi. Calyx repando-5-dentatus. Petala 5, apice leviter cohserentia. Stamina 5, 



