136 



Date. — January, 1924, 



Native names. — Ampoing ( Yabim) ; Akua (La- 



luan). 

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



Gordia subcordata, No. 439. 



A small, rather shapely, wide-branching tree. 



Flowers. — Yellow. 



Locality. — Port Moresby, near sea shore. 

 Date.— April, 1922. 



Remarks. — A handsome tree, with ornamental 

 flowers. 

 . Material collected. — Leaves and flowers. 



■ 



Gordia sp., No. 63. 



A large, but generally crooked tree; 10 feet in 



girth, with a 30 feet bole; grooved up to 10 feet. 



Leaves.— Simple, alternate; petiole, 1 to 2 inches; 



blade 

 thin. 



5 



x 6 inches; cordate, glabrous, entire, 



Bark. — £ inch thick; scaly in places, but more or 



less smooth; fibrous, dark brown. Inner bark 



white on fresh cutting; turns a dirty green on ex- 

 Solution, faint yellow; faint 



green ; 



posure. 



precipitate. 

 AYood. — Sap undefined; pale yellow. 



Rays. — 150; wavy, but only rarely sinuous around 

 pores; l-40th inch deep; show up as oblongs and 

 specks on quarter. Pores. — Conspicuous, 1,500 to 

 2,500 rather evenly scattered ; single and radially 

 septate (2 to 3) ; some impregnated with black, 

 possibly a fungus. Soft tissue. — Very fine lines, 

 very irregularly distanced one from the other. 

 General. — A pinky-grey wood, with a good 



quarter 



precipitate, 

 foot. 



gram. 



Solution wood: colourless; no 

 (Juts a little hard. 37 lb. per cubic 



Locality. — Veimauri; also Venapa and Aroa. 

 Date.— May, 1922. 



Native names. — Amausi (Suku). 



Remarks, — A soft wood; bines very quickly. 

 Material collected. — Leaves, wood, bark. 



Zoellera procumhrns, Warbg, No. 506. 



Ground cover. 



Flowers. — White to mauve. 



Locality.— Sarawaket, 8,000 to 12,000 feet. 



Date. — November, 1923. 



Material collected. — Leaves and flowers. 



Yerbenaceae. 



Avicennia officinalis, No. 211; Clerodendron floribun- 



dum, TSTo. 437; Clerorendron tracyanuni, i\ r o. 



171; Geunsia farinosa, No. 167; Gmelina sp., 

 No. 303 ; Vitex sp., No. 82 ; Vitex cof assus, Nos. 



91, 145, 590. 



ifi 



M 



buttressed. 



| inch; 



Leaves. — Simple, opposite; petiole, § to 



blade, 4 to 6 x 1 to If inches; lanceolate, acute, 

 glabrous, somewhat coriaceous; glaucous below, 



Flowers. — Terminal cymes of orange sessile flowers 

 in heads of 5 to 9. 



Bark. — J inch thick, smooth, green and grey; thin, 

 papery scales; inner bark pale yellow. Solution 

 colourless. No precipitate. 



Wood. — Yellow. Sap undefined. 



Kays. — 200 to 250, very slightly sinuous, coarse 

 and fine; apparently broken by lines of soft 

 tissue ; l-80th inch deep ; wavy lines on quarter. 

 Pores. — Clear; two kinds. Very large in lines 



of soft tissue, 45 to the inch; filled with 

 yellow deposit. Between the lines of soft 

 tissue occurs porous wood. The pores are 

 small and run 10,000 to the square inch, evenly 

 scattered and generally septate (2-3) . Soft tissue. 

 Very conspicuous; in wavy coarse concentric, 

 but irregular, white lines, studded with large 

 pores. The curious thing is that these lines not 

 only run into each other gradually, but are here 

 and there linked by lines at right angles — a fact 

 noted by many authorities. General. — White 

 wood, streaked with brown pore grooves. Solu- 

 tion wood ; colourless ; no precipitate ; cuts hard ; 

 55 lb. per cubic foot. 



Locality. — Sea-coast, northern Division. 



Date. — Flowers in northern division in August. 



Native name. — Dada-ing. 



Remarks. — The soft tissue is so porous as to render 

 the wood easily fissile along the rings of growth. 

 Should make a good shingle. Medium hard. 



Matei 



Leaves, flowers, wood. 



Clerodendron floribundum, No. 437. 



A small tree, up to 20 feet over all. 



Bark. — Grey; deeply channelled or grooved and 



very suberous. 

 Locality. — Port Moresby. 

 Date.— April, 1922. 

 Remarks. — Very common. 



Material collected. — Leaves and flowers. 



■ 



Clerodendron tracyanum, ISTo. 171. 



Small tree-undergrowth of abandoned farm lands; 



12 inches girth, and 15 feet overall. 

 Leaves. — Simple, opposite, stipulate; petiole, up 

 to 6 inches; blade, 11 x 8 inches, cordate; hir- 

 sute below, densely pubescent above; scantily 

 and irregularly serrate with a few spines. 



Flowers. 

 Fruit. 



I 



Terminal corymbs of white flowers. 

 i white irregular obovoid, wrinkled; 

 drupe, li by ^ in.; pericarp, soft, fleshy; nut 

 hard. 



Buna district. 

 Date.- — -Flowers and fruits in July. 

 Native name. — Penbagi (Buna and Binandeli). 

 Material collected. — Leaves, flowers, fruits. 



i 



mia farinosa, No. 167. 

 Small tree, 15 feet high by 1 foot girth. Kambling, 



spreading. Springs up on old farm lands. 

 Leaves. — Simple, opposite; petiole, 1 inch; blade, 



9x4 inches; lanceolate, acuminate; densely 



pubescent above and below; also petiole and 

 twig. 



Flowers. — In axillary panicles. Mauve. 



Locality. — All old farm lands in rain forest coun- 

 try. 



Date.- 



■ 



Flowers in July in Buna district. 

 Native name. — Ongesa (Buna). 

 Material collected. — Leaves and flowers. 



Una sessilis, White & Francis ined., No. 303. 

 New Guinea beech.— A large tree, with a girth of 



8 feet and a hole of 70 feet; 110 feet over all. 



More or less buttressed to 8 feet. 



—Simple opposite (decussate) ; petiole, 1 



Leaves, 

 inch. 



gro 



hairy ; blade, 4 to 6 x 3 to 3^ 

 inches; ovate, acuminate; pubescent above, 

 hairy below ; margin wavily indented. Soft. 

 Flowers. — Terminal spikes, 4 to 6 



bearing a number of shortly pedunculated 

 flowers grouped in threes ; bract £ x f inch belov, 

 each group, and a number of smaller bracts at 

 base of each flower. 



inches long, 



