November 21, 1913] Diptekocarpaceae from the Agusan Region 1953 



ter, exuding a sticky clear sap especially the outer portion; 

 bark thick, light testaceous except the yellowish gray thinly 

 scaling epidermis; branches crookedly rebranched, the rigid 

 twigs suberect; leaves ascending from the green petioles, eob- 

 chartaceous to subcoriaceous, curved upon the upper much 

 deeper green surface; bract falvus and densely hairy; inflo- 

 rescence axillary, subpendant, green and zigzag; calyx also 

 green except the yellowish rim and segments; petals rotately 

 spreading and curvingly twisted upon the under side, mar- 

 gins and apical portion flavii3, otherwise purpureus; flower 

 odorous; fruits hanging, the nut green and finely spotted with 

 white; ears ruber red, thickly coriaceous and outwardly 

 curved. — "Balaou" in Manobo. This is the lowland or valley 

 species, standing in sufficient quantity for lumbering. Some 

 more or less isolated trees appeared reddish on account of their 

 profusion of fruits." 



Hopea malibato Foxw. n. sp. 



Hamuli, petioli et folia materia resinosa incano-obteeti. 

 glabri. Folia firmiter chartacea, modice petiolata, a basi cune- 

 ata vel acuta, elliptic* vel ovato-ell iptica longiter caudato- 

 acuminata, 8 — 12 cm longa, 3 — 4.5 cm lata, costa media supra 

 prominula subtusprominente, costulis teneris supra prominulis. 

 Petioli 10 — 12 mm tongi. Flores ignota. Racemi fructiferi breves, 

 calycis fructiferi laeiiiiae majores, 4 — 5.5 cm longae, 12 — 15 

 mm latae, chartaceae, rubrae, glabrae, 8 — 9 nerviae. Fructu- 

 breviter pedunculati, resinoso-nitentes, 8—9 mm tongi. 



This species is exceedingly close to Hopea Beceariana 

 Bivrck., differing from that species only In the greater size 

 of leaves and fruit, and in the greater number of veins on 

 the larger fruit wings. 



No. 13526, Cabadbaran (Mt. Urdaneta), Province of Agu- 

 8 an, Mindanao, August, 1912. 



The field notes with this material are: — u Rather small 

 tree on a forested ridge at 2000 feet altitude, in well drain- 

 ed soil among some rock?; stem 1 foot thick, terete, slightly 

 crooked, a trifle buttressed at base, 30 feet high, mostly 

 branched toward the top; wood hard, heavy, the outer 0.33 

 sappy white, the heartwood light isabellinus, odorless and 



