134 



LoGANIACEAE. 



Couth o via braehyura, No. 138; Fagraea racemosa, No. 



181; Fagraea sp., No. 356; Fagraea obovata, 

 No. 533. 



CoutJioria brachi/ura Gilg. and Bene, Beitr, No. 138. 



* Large tree, 12 feet in girth, with a bole of 50 feet. 



Narrow buttresses up to 15 feet, and continuing 

 up the bole, rendering its section asymmetrical. 



Leaves. — Simple, opposite, decussate; stipules 

 sheathing twig; petiole, -J inch; blade, 5| to 7 x 

 4 to 5 inches; ovate, acute, glabrous; slightly 



Wood.— Sap undefined, white. Kays and pores 



coriaceous. 



K5, C.5, A.5. 



< 



i 



Flowers*— Terminal panicles. 



Fruit. — A white irregular shaped, somewhat obc- 

 void drupe, 1J inch long x f inch diameter. 



scaly, scales papery; inner 

 Solution pale yellow; brown 



Bark. 



Light-brown, 



bark, dead white, 

 precipitate. 



Wood. — Sap undefined, white, soft. 



Rays. — 3,000, dark-brown, wavy and sinuous 

 around pores. l-40th inch deep; indistinct wavy 

 lines on quarter. Pores. — Conspicuous, 700 to 

 2,000; irregularly scattered, radially septate 

 2 to 3, sometimes single. Soft tissue. — Absent. 

 General. — A pale straight-grained wood that is 

 quickly attacked by blue fungus. Solution wood, 



colourless ; pale green precipitate. Cuts soft ; 

 30 lb. per cubic foot. 



Locality. — Buna District. 



Date.- — Flowers and fruits in July. 



Native name. — Pegamba (Buna). 



Remarks. — A soft light wood. 



Material collected. — Leaves 



flowers, wood, bark. 



Fagraea rucrmosa, No. 181. 



Small tree, 1 foot in girth, and 25 feet high. Under- 

 growth in rain forests. 



Leaves. — Simple, opposite; petiole, § inch; base 

 of petiole a pair of leaves united to enclose 

 stem; blade up to 10 x 5| inches; ovate, accumi- 

 nate, glabrous. 



Flowers.- — Terminal panicles, 12 inches long, bear- 

 ing, sessile, white, perigynons, campanulate 

 flowers. 



Locality. — Rain forests in the Buna Plains. 



Date. — Flowers in July. 



Xative names. — Sim be (Buna), Omborupa 



(Wasida). 

 Material collected.- — Leaves and flowers. 



Affinities Fagraea obrata, No. 533. 



A small tree, 15 feet high. 

 Leaves. — Opposite, coriaceous. 



Flowers. — Campanulate, cream coloured, hand- 

 some. 



Locality. — On edge of limestone precipice above 



Nomi River. 

 Date.— November, 1923. 

 Material collected. — Leaves and flowers. 



Fagraea sp., No. 356. 



A large, short-boled tree, 12 feet girth, 15 feet bole, 

 and 35 feet over all. 



Leaves. — Terminal on stout noded branchlets. 

 Simple, opposite; petiole, £ inch; blade, up to 

 3| x 2 inches; sub-orbicular, obtuse, coriaceous, 

 margin recurved; midrib prominent; veins in- 

 distinct. 



Flowers. — Terminal arising from axils of terminal 

 leaves. One to each axil. 



Bark. — £ inch, dark-brown, ridged and rugged. 

 Inner bark dead white. 



invisible. 



Locality. — Mt. Obree. 



7,000 



to 10,000, and all 



along Owen Stanley Range at this altitude. 

 Date.— January, 1923. 

 Remarks.— A hard wood. The last large tree met 



with ascending the Owen Stanley Range, and 



the last big-leafed tree before the tree vegetation 



becomes entirely small-leafed. 

 Material collected — Leaves, flowers, bark, wood. 



Gentiaxaci a. 



Limmon themum indicum, Gris., No. 251; Exacum 



tetragonum, No. 636. 



Limmonthemum indicum Oris., No. 251. 



A small plant. 

 Locality. — Embi Lake. 



Date. 



August. 



Material collected. — Leaf and flower. 

 Exacum tetragonum, Roxb., No. 636. 



■ 



A herb, about 2 feet high. 



Flowers. — Blue, conspicuous. 



Locality. — Grass hills of Upper Ramu, up 



feet. 

 Date.— February, 1924. 

 Remarks. — Common. 



Material collected. — Leaves, flowers. 



to 1,700 







Apocynaceae. 



Alstonia scholaris, Nos. 29, 591; Alstonia longissima, 



No. 103; Alstonia macrophylla, No. 571; Voa- 

 cunga papuana, No. 410. 



Alstonia scholaris, R. Br., No. 29. 



A large tree, 11 feet in girth, 90 feet bole, and 120 

 feet overall. It is very narrowly buttressed, and 

 the buttresses extend up the trunk making it 

 asymmetrical in section. As a rule it is more or 

 less triangular and fluted. 



Leaves. — Simple, whorled; petiole, ■& inch; blade, 

 4| x 2 inches, lanceolate, entire, retuse, glabrous ; 

 coriaceous, dark green above and light green 

 beneath; exudes latex from every broken vein. 



Flowers. — Panicles of white flowers. 



Bark. — \ inch thick, grey green, roughish; inner 

 bark yellow; exudes latex abundantly. Solution 

 colourless; faint precipitate. 



Wood. — Sap undefined, pale yellow. - 



Rays. — 130, fine, straight, slightly dark yellow, 



l-50th inch deep, showing on quarter a little. 

 Pores. — Clear, 800, radially septate, 2 to 3, scat- 

 tered. Soft tissue. — Clear, very wavy lines, 

 running more or less concentrically 30 to the 

 inch. General. — A uniform yellow wood. Solu- 

 tion wood; colourless; no precipitate; cuts soft 

 and woolly; 32 lb. per cubic foot. 



near Veimauri, and 

 flowers in Port Moresby. It is a very common 



tree all round the Territory on the lowlands and 

 foothills. 



Locality. — Collected leaves 



Date— May, 1922, leaves; March, 1923, flowers. 

 Native Names. — Devoru (Motu), Aijapo (Vai- 



lala) ; Amika (Evara, in Delta Division) ; 



Didima (Buna). 

 Remarks. — A soft, light wood suitable for inside 



work; requires careful drying or it blues. Known 



"A 



decoction of the bark is used as a tonic and febri- 



in Queensland as milkwood or white pine. 



fuge, and is said to be an emmenagogue, anti- 

 * choleric, and vulvary " — (Brown, Minor Pro- 



