322 NEW OR NOTEWORTHY BORNEAN: PLANTS. 
Siargao, Dinagat, Mindanao), but should be critically compared 
with A ctephila gigantifolia Koord. of Celebes. The genus is new 
to Borneo. 
Cleistanthus [Tooker f. 
Cleistanthus megacarpus C. B. Rob. in Philip. Jour. Sci. 6 
(1911) Bot. 322. 
British North Borneo, Bettotan River, J. Agama 716, June 9, 
1919. In forests at low altitudes. Previously known only from 
the Philippines, where it is widely distributed from Mindoro to: 
Negros, Samar, and Mindanao. 
Omphalea Linnaeus. 
Omphalea bracteata (‘Blanco) Merr. Sp. Blancoanae (1918) 230. 
Tragia bracteata Blanco FI. Filip. ed. 2 (1845) 480. 
Omphalea philippinensis Merr. in Philip. Jour. Sci. 3 (1908) 
Bot. 236. 
British North Borneo, Batu Lima, near Sandakan, Ramos 
1453. In forests at low altitudes. Previously known only from 
Luzon, the third species found in Borneo, all three also occurring 
in the Philippines. 
ANACARDIACEAE. 
Melanochyla [looker f. 
Melanochyla ferruginea sp. nov. 
Arbor parva, ramulis et petiolis et inflorezcentiis et subtus 
foliis dense ferrugineo-pubescentibus ; foliis coriaceis, ellipticis vel 
oblongo-ellipticis, 18—42 cm. longis, apice plerumque late rotun- 
datis, basi acutis, supra olivaceis, glabris, minute puncticulatis, 
subtus pallidioribus, molliter pubescentibus, nervis utrinque cir- 
citer 22, patulis, valde perspicuis; paniculis angustatis, circiter 30 
cm. longis ; floribus 5—6 mm. longis, dense ferrugineo- pubescenti- 
bus ; caly cis tubo 3 mm. longo, lobis subacutis, 1.5: mm. longis; 
petals oblongis, 4—5 mm. longis, crassis, dense ferrugineo-pubes- 
centibus, partibus apicalibus reflexis intus glabris. 
A small tree the branchlets, petioles, inflorescences, and the 
lower surface of the leaves on the midribs and nerves densely ferru- 
ginous-pubescent. Branches terete, sparingly lenticellate, brown- 
ish, glabrous, 5 to 6 mm. in diameter. Leaves coriaceous, elliptic 
to oblone- -elliptic, 18 to 42 em. long, 7 to 17 cm. wide, the apex 
broadly rounded or somewhat retuse, ae acute, the upper surface 
olivaceous, glabrous except for the more or less hirsute midrib,. 
supplied with numerous, scattered, minute pits, the lower surface 
paler than the upper, conspicuously and softly pubescent, the im- 
dumentum dense only on the midrib; petioles 1.5 to 2.5 em. long, 
densely ferruginous-pubescent; lateral nerves about 22 on each 
Jour. Straits Branch 
