94 



wood with an attractive grain on the back due 

 to the presence of lines of soft tissue. Solution 

 wood, colourless; no precipitate. Cuts hard. 

 55 lb. per cubic foot. 



Locality. — Sageri , 



Northern Division. 



Date. — Flowers July. 



Native name. — Kaira (Buna). 



Remarks. — A very hard wood, as much thought of 



by natives as Afzilia bijuga. They make clubs 



of it, and sometimes combs. 

 Material collected.— Leaves, flowers, wood, bark. 



Xo. 782 



A medium tree, 8-ft. 



over all. 



girth, 



20-ft. bole, 35 feet 



Leaves. 



Simple, 



grooved; blad 



alternate. Petiole, 1| inches, 



e 



, average 9x5 inches, cordate, 

 and tapering to a fine point, venation 

 palmate, ^margin faintly undulate, glabrous 

 Flowers.— "~ 



based, 



thin. 



y - , , v — .. 



-Large, showy ? with white, red-streaked 



•> 



petals, axillary, total length 6 inches, petals 



inches, calyx equals tube 3 inches. 

 Fruit. — A pod 5 to 8 inches long and 3 inches wide, 



dark-brown when dry; contains 2, rarely 3, seeds 



1J x 1 inches, i x j inch, mahogany brown. 

 ' Bark.— Grey, smooth, except for lines of pustules. 

 Wood. — White, axes very easily, a poor, soft wood. 

 Locality. — Waimeriba (left bank of Ramu). 



Date.— April, 194, 



Remarks. — A very ornamental flower. 



Material collected. — Leaves, flowers, pod, and seed. 



Legumi^osak Papilionatae. 



Desmodium sinuatum, No. 352; Desmodium rufescens 



D.C., No. 348; Desmodium umbillatum, Xo. 

 436; Erythrina sp., Xo. 657, Mucuna sp., Xo. 

 372; Pomgamia glabra, Xo. 216; Pterocarpus 

 indicus, Xos. 4, 210, 587; Strongylodon sp., Xo. 

 652; Strongylodon lucidus, Xo. 402; Stylo- 

 santhes mucronata, Xo. 441; Indt., Xo. 215. 



Desmodium rufescens D.C. affin., Xo. 348. 



A scrambling leguminous shrub, 4 feet high. 

 Flowers. — Mauve. 



■ 



Locality— Grass and abandoned farm lands, at 



5,000 feet — lower spurs of Mt. Obree. 

 Date. — January, 1923. 

 Remarks. — Very common. 

 Material collected. — Leaves and flowers. 



Desmodium sinuatum, Xo. 352. 



A trifoliate leguminous shrub, 5 feet high. 

 Flowers. — Mauve. ^ 



Locality — Spurs of Mt, Obree— 5,000 feet. 

 Date. — January, 1923. 



Remarks. — Occurs in the grass lands and old fa 



lands, and is quite common. 

 Material collected. — Leaves and flowers. 



rm 



Desmodium umbil latum, Xo. 436. 



A small tree. 

 Flowers. — White. 

 Locality. — Port Moresby. 

 Date— May, 1922. 

 Remarks. — Very common. 

 Material collected. — Leaves and 





fl 



owers. 



Erythrina sp., Xo. 657. 



A wide-spreading short-boled tree. Girth 8 feet, 

 bole 2 to 20 feet, crown 30 feet. 



Leaves. — Compound (trifoliate) alternate. Main 

 petiole swollen, at base 3 inches to 3-| inches; 

 lateral ones £ inch, swollen; terminal, 2 inches, 

 swollen at junction with leaf. All petioles have 

 warts at base of swelling. Blades : lateral 3 J x 

 2, terminal 5^ x 4|; broad-based, almost cord- 



ate, tapering to apex. Chartaceous glabrous and 



lower surface glaucous. 



brown loiitieles and -armed with' short erect 



I wig 



covered with 



spines. 

 Flowers.- 



Crimson. 



Bark. — Half-inch thick, grey, ragged and slightly 



sealey. 



Inner bark pink. Solution colourless; 



no precipitate. 

 AVood. — Pale yellow, axes easily. 

 Bays. — Conspicuous, 44 coarse, straight, 1-20 inch 



deep, show up as oblongs on quarter. Pores. — 



Conspicuous 400-500 single and rarely septate. 

 Form heavy grooves on both back and quarter. 



Soft tissue. — Conspicuous, 50 wavy lines to the 

 inch bending round pores. Very conspicuous 

 on back and quarter. General. — A very soft 

 light wood, common on Kamu. Weighs 14 lb. 

 to the cubic foot. It discolours on exposure. 

 Solution colourless; no precipitate. 



Locality. — Kohu (village), the Kamu. 



Date.— April, 1924. 



Native name. — Pani (Kohu). 



Remarks. — Prefers river banks. The glaucous 



under surface of the leaves make tl 

 conspicuous when a wind is blowing 

 for shade and ornament on Sepik. 



M 



US 



species 



Planted 



Leaves, wood, bark, flowers. 



Mac una 



No. 372. 



Flowers. — Smaller than usual, white. 

 Fruit. — Pod 5 inch green, covered with brown 

 penetrating hairs. 



Locality. — 6,000 feet. Owen Stanley Range. 

 Date.— February, 1923. 



Remarks— Found by Mr. Stanley, Government 

 Geologist Unfortunately pods were lost so that 

 material is reduced to a few leaves, two flowers, 



and some seeds. 



Pongamia glabra, No. 216. 



A medium tree; 6 feet girth, and 50 feet over all. 



Leaves.— Compound, alternate, exstipulate. Stalk 

 5 inches carrying two pairs and an odd leaflet. 

 Leaflets simple, opposite; petiole ^ inch, round, 

 a darker green than stalk or midribs, and finely 

 transversely wrinkled. Lower pair 2^ 



x 



If 



i.ower pair ^., A ±i 

 inches. Upper 4| x 2^ inches. Terminal 6 x 8| 



inches. All ovate, more or less acute; glabrous; 

 thin. 



Flowers. — Axillary racemes up to 6 inches long 

 bearing mauve flowers inserted in pairs on stem 



on 5-1 6th inch peduncle. 



Fruit 



I 



rugose, 

 in a 



thick. Green; glabrous; more or less 

 Asymmetrically oblong and terminating 

 spine. Peduncle 7-16th inch long; contains two 

 seeds, f inch diameter, flattened, ovoid, and hav- 

 ing a l-16th inch projection at side of base. 



Park. — Half an inch thick; grey, more or less 

 smooth, longitudinally finely fissured. Inner 

 bark streaked yellow and white. Solution pale 

 yellow; cloudy precipitate. 



Wood. — Sap undefined, yellow. 



Rays.— 220. Straight or a little sinuous. Less 



than l-100th inch 



little 



deep; just visible as 

 specks and very fine lines on quarter. Pores. — 

 Conspicuous, 600 to 1,000 in zones of less and 



