80 



Bark. — \ inch thick, grey, scaly; scales longitudinal 

 and turned up at edges. In the larger trees this 

 gives a ridged effect. Inner bark white, streaked 

 with yellow; discolours rapidly; also cambium 

 layer turns mauve. Solution yellow; strong 

 blue precipitate. 

 Wood. — Sap undefined, yellow. 

 Locality. — Kagi to TTberi, on the hills from 2,000 



feet to 4,000 feet. 

 Date- 

 Native name. 



Native 



W 



lala) 



Remarks. — A. straight-grained medium hardwood, 

 which would be useful for general internal work 

 were it not for the tendency it has to turn a 

 dirty blue in drying. 



M 



— Leaves, wood, fruit. 



Collected August. 



— Karai (Kagi). 

 Remarks. — The largest acorn I have seen. 

 Material collected. — Leaves and acorn. 



Quercus lamponga Miq., Xo. 418. 

 Locality. — Menari, 4,000 feet. 



Celtis sp., No. 603. 



A large tree; 10 feet in girth, with a bole of 90 

 feet, and 120 feet over all. Buttressed to 10 



size, but unmistakable 



» i • i. 



j*~* 



Date.— February, 1923. 



Remarks. — This oak grows to a large size, 15 feet 

 girth and 70 feet of bole, and is usually asso- 

 ciated with the oak with the large acorn. (See 

 Xos. 270 and 42.5.) Often they form the under- 

 story with 1 } . cupressina and the other conifers 



feet in large specimens. 

 Leaves. — Very variable in 



owing to their trinerved appearance. 



Locality. — Yalu, 



Date/ — December, 1923. 



Native name. — Mongong (Yalu). 



Remarks. — This species 

 meter and height than 



attains a greater aia- 



any 



I have seen in 



Papua, but I think it is identical with No. 47. 

 Material collected. — Leaves, wood, bark. 





of the mountains to A. cunn-inghami, which Celtis sp., affin. C. JVymanii, K. Sch., No. 342. 



stands over them as a first story. The ground Large tree, 9 feet in girth, 80 feet bole, and 150 



in this type of forest is usually almost free of " ' 



soil-covering plants. Oak leaves and the leaves 



1 he range m 



of the conifers cover the ground, 

 altitude of these two oaks is from 3,500 to 8,000 

 feet; at the upper limits they become shorter, 

 and their boles are covered with moss, while the 



covered with various types of soil 



ground is 

 cover. 

 Material • collected. 



Leaves, flowers, immature 



acorns on shoot, old acorns, bark, wood. 



Celti 



is 



Ulmackae. 



philippinensis Blanco No. 47; Celtis sp., Nbs. 

 110, 2S9, >73, 603; Celtis sp. affinities C. 



Nymanii K. Sch., No. 342. 



Celtis philippinensis Blanco, No. 47. 



* 



A large tree 8 feet x 70 feet bole; 120 feet over 



all. 

 Leaves. 



buttressed. 

 Simple, alternate, petiole, -£ 



inch 



vena- 



tion, palmate. 



Three main veins, acuminate, 



glabrous above, pubescent beneath. The size of 



the blade is very variable, from 4 inches by 2 

 inches to 8 inches by 5 inches. Loses its leaves 

 in June, and tree stands defoliated for two or 



three days only. 

 Flowers. — Axillary panicles of apparently apeta- 



feet over all. No 



Leaves. — Simple, alternate. Petiole, -J inch; 

 blade, 3^ to 5 inches by 1| to 2^ inches. Obo- 

 vate; base somewhat cordate. Midrib and veins 

 prominent and pubescent below; upper surface 

 sandpapery. Acuminate, thin, soft. 



Bark. — Smooth, except for pustules. Grey; inner 

 bark streaked yellow and white. Solution, 

 colourless ; no precipitate. 



Wood. — Sap undefined, pale yellow. 



Rays. — 120. Yellow, slightly wavy, shallow, but 

 visible on quarter as shiny oblong. Pores. — 



Clear, 4,000 to 6,000, radially septate (2 and 3), 



evenly scattered, except where soft tissue occurs 



where they are in a concentric ring. Soft tissue. 



— About ten concentric lines to the inch, brown, 



thin crowded with pores. General. — A yellow 



wood. Solution colourless ; no precipitate. Cuts 



hardish and woolly. 38 lb. per cubic foot. 



Locality. — Vailala. 



Date.— January, 1923. 



Native name. — Bau. 



Remarks. — A medium, hard tough wood. 



Material 

 Celtic sp., ISTo. 573. 



Leaves, bark, wood. 



lous flowers. Iv.5, A. 5. 



Fruit. 



i 



A large tree, 8 feet in girth, with a bole of 60 

 feet, and attaining 100 feet over all. 



Not 



Green 



buttressed. 



ripening to apple red and green, containing a 

 hard corrugated nut f inch dian 

 a white kernel, 3-16th inch diameter. Pericarp 

 is eaten by birds and the kernel by rodents. 

 Bark. 



Greeny grey, fairly smooth, less than 

 inch thick. Inner bark pale yellow. 

 Wood. — Sap undefined. Pale yellow 



x 



4 



Leaves. — Simple, alternate. Petiole, -J inch; blade, 

 5 to 7 inches by 2i to 3 inches. Very acuminate, 

 somewhat oblique, venatation distinct lower 

 lateral pair give trinerved appearance; lower 

 surface glaucous. 



inch, dark-brown, scaly. Scales very 



Hark. 



.-•* 



4 



Kays. 



150. 



I )ark-brown. Straight. 



or white. 

 Pores. 

 2,800 to 5,000, single, thickly and less thickly 

 scattered zones immersed in and connected hy 

 soft tissue. I [ere and there a double row. Soft 

 tissue. — Broken lines connect lip the pores. 

 General.— A grey timber with a walnut grain. 

 Solution wood: discoloured; no precipitate. 



small, and shed irregularly, leaving bole rough, 



which is increased by numerous pustules. Inner 

 bark yellow, speckled with white. Solution, 

 colourless; very faint green precipitate. 

 Wood. — Sap undefined; pale yellow to pink. Splits 



easily. 



Rays. — 70 coarse, and 



Cuts hard. 



per 



Locality. — Wide range over the coastal country up 

 to about 1,000 feet. Veimanri, Vanapa, Aroa, 

 Buna District, Kumusi Valley; foot hills, 



I fydrographer Range. 



Date. — Flowers Yanai 



ma 



June. 



a number of 

 very fine ones in between coarse ones, l-80th to 

 l-20th inch deep. Show up as shining wavy 

 bands. Pores. — 3,200 single show up as brown 

 grooves on quarter and back. General. — A 

 mouse-coloured wood; cuts hard, and weighs 

 43 lb. to the cubic foot. Solution, colourless; 

 very faint green precipitate. 

 Locality.— 



Joi 



Mligev 



