144 



Gnnong Tahan in the Malay Peninsula, which differs notably in having two 

 seeds in each coccus, and this species and T. oppositifolia Ridl. in New 

 Guinea. (H.N.R.) 



ACRONYCHIA AKFAKENSIS Gihbs, Sp. nov. 



Frutex prostratus vel erectus ; ramuli teretes, bene foliati, cortice fusco- 

 nigrescente circumdati. Folia parva, opposita, simplicia, petiolata, apice obtusa vel 

 acuta, basi cuneata, margine integerrima, revoluta, coriacea, glabra. Corymbi 

 axillares, breviter pedunculati, 1- vel 4-flori. Petala 4, patentia, valvata, apice 

 incurva. Calyx brevis, 4-lobus. Stamina 8, suba;qualia, filainentis ligulatis, glabris. 

 Discus prominens, 8-gonus. Ovarium 4-loculare, loculis 2-ovulatis, ovula super- 

 posita. Bacca carnosa, 4-spenna. 



Hob. Arfak Mts., Koebre Mt., on burnt open summit, 9000'. Fl., Fr. 

 Dec. 5610. 



This shrub was characteristic of the exposed summit of the ridge asso- 

 ciated with Mt/rtus prostrMa, either spreading or erect to + 1 m. in height, 

 with thick stems and dark green foliage. Leaves + 3 cm. by 1*3-2 cm., 

 roundish to lanceolate in shape, the veins, showing tertiary reticulations, are 

 prominent on both surfaces. Petiole thick, channelled above, 9 mm. long. 

 Petals + 4 mm. by 1'2 mm. Stamens 3-6 mm. long. Ovary with disc and 

 style 2'5 mm. long, the latter showing a few hairs at the base. Fruit red- 

 brown in colour (dried), + 9 by 7 mm. 



This plant is distinct in its dwarfed habit and mostly thick, almost round 

 leaves from any members of the genus so far known. 



ACRONYCHIA PAPUANA Gibbs, sp. nov. 



Arbor parva. Folia opposita, petiolata, uni-foliolata, apice cuspidato-obtusa, 

 basi cuneata, margine integerrima, chartacea, utrinque nitentia, glanduloso-punctata. 

 Cymce parva?, axillares, pedunculate, 1-3-florse. Calyx 4-fidus, persistens, laciniis 

 semi-orbiculatis. Petala albida, decidua, lineari-lanceolata, apice inflexa, subhamata. 

 Stamina 8, filamentis patentibus complanatis, inferne ciliatis. Ovarium tetragonum, 

 disco 8-glanduloso irapositum, stylus magnus, basin versus pilosus, 4-loculare, loculis 

 biovulatis, ovulis superpositis. Fructus viridis, carnosus, tetraspermus. 



Hal. Arfak Mts., edge of spinneys by ? lake, 7000'. FL, Fr. Dec. 

 5958. 



The specimens show rather attenuated branching, with long internodes 

 and thin round greyish-brown stems. Leaves + 6 cm. by 3 cm., greyish in 

 colour, the same on both sides (dried), the cusps under 1 mm. long, with 

 well-marked midrib and many transverse parallel veins anastomosing on the 

 margins. Petioles + 5 mm. long, terete and thick, articulated below the 

 lamina. Cymes with flowers barely 1'5 cm. long, peduncle and pedicel 

 each + 5 mm. long. Petals 4 mm. by 1*5 mm., gland-dotted in the upper 

 portion. Stamens strap-shaped, 2'5 mm. long, those opposite the petals 

 somewhat shorter. Ovary with style 2 mm. long. Fruit + 6 mm. in length 

 and breadth. 



