MATERIALS FOR A FLORA OF FORMOSA. 30 
Pittosporum oligocarpum Hayara sp. nov. Rami graciles, 
cinerascentes, ternatim ramulosi. Folia ad apicem ramulcrum 
approximate alterna vel verticillata, breve petiolata, oblonga vel 
oblongo-lanceolata, apice subito acuminata, basi gradatim atte- 
nuata, margine integra vel obscure crenulata, costis supra im- 
pressis subtus elevatis venis primariis lateralibus circ. 10, utraque 
pagine obscure elevatis, venulis reticulatis inconspicuis, chartacea, 
vel chartaceo-coriacea, petiolis 5 mm.—10 mm. longis. Capsule ad 
axillas foliorum apicalium ramulorum solitariz, longe pedunculate, 
(pedunculis gracilibus 24 cm. longis, inclinato-pendulis,) globsa 
7-10 mm. longz, apice longe mucronate, basi abrupte attenuate 
ad stipitem J-2 mm. longum abeuntes, 2-3 valvatim dehiscentes, 
4-5-sperme. Semina irregulariter angulata, 4 mm. longa, rubra. 
Has. Taito (No. 5837); Bioritsu, Bunsuikei. 
Near Pittosporum pauciflorum Hoox. et Arn.; but differs from 
it in having nearly solitary and axillary fruit. 
Caryophyllee. 
Cerastiuwm TiInn. 
Cerastium arisanense Hayata sp. nov. MHerba humilis prost- 
rata, ad nodos radicans, caulibus tenuibus parce hirsutis. 
Folia opposita petiolata, minora, late rhomboidea, 5-6 mm. longa, 
7mm. lata, apice obtusa et breve aristata, basi late truncata 
brevissime attenuata, supra margineque ciliata, subtus preter 
costas glabra, petiolis 6 mm.longis complanatis. Flores cire. 
9 mm. longi ad axillas foliorum solitarii, longe pedunculati, pedun- 
culis cire. 5 em. longis, hirsutis. Sepala 5, lanceolata, 7 mm. longa, 
2mm. lata, squamosa, trinervia, apice acuminata, dorso basin 
