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Reports by the juries on the subjects in the thirty classes into which the exhibition was divided : Exhibition of the Works of Industry of All Nations, 1851
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144

LIST OF WOODS OF BRITISH GUJAXA.

[Class IV.

WOODS OF BRITISH GUIANA— continued.

15. Ilooboballi. [89, S9a.] —

1G. Ilyawaballh [llTy, 117A.]

17. Ilyawa (Idea heptaphylla,Aubl.) [101, 101a.]

18. Itaballi (T 'ochysia Gui-

anensis, Aubl.) [117/j

U7g.-]

19. Itikiribonraballi. (J/a-

charium Sehomburg/tii,Dentil. ?) [104, lU4a.]

20. Kakar Ally. [87, 87a.]

21. Lana (Genipa Americana^Linn.) [l»9, 99a.]

21*.Koquerettaballi. [109,

10Ja.]

22. Letter-wood (BrosimumAubletii , Poep, Pira-tinera Guianensis Aubl.)

23. Marisibalii. |117r, 1175.]

24. Mammee(^Iammea

apple-treeA mericanc ,

Linn.) [100, 100a ]

25. Mora (Alora excel za,

Benth.) [84, 84a.]

2G. Purplcheart (Copatfera

f ublifiora or bracteatu).86, 86a.]

27. Saka, or Bastard Purple-

heart. [117t/, 117e.]

28. Saouari (Caryocar tomen-

tosum , Dec.; Pekeatuberculosa , Aubl.) [96,96a.]

for mill-cogs, and shafts. The specimens sent arc from a tree supposed to be about 40years old.

Shows a diameter of 15 inches. In bark. A fine close-grained, hard, heavy wood. Du-ramen deep-red chestnut; alburnum nut brown ; from the River Demerara.

This wood is very close and fine-grained, is easily worked, takes a high polish, and ismuch used in the colony for furniture. It may be had from 15 to 20 incb.es square, 40to 70 feet long. The specimens sent are from a tree supposed to be about 20 } ears old.

Shows a diameter of 8 inches. In bark. A fine, close-grained, hard, heavy wood ; fiomthe River Demerara.

This tree is scarce. This wood, known as zebra wood, is used for furniture. The spe-cimens sent arc from a tree supposed to be about 25 years old.

Shows a diameter of 5 inches. In bark. * A light, though rather fine elosc-grained whitewood; from the River Berbicc.

This wood is obtained from the Idea heptapht/lla , Aubl., or Incense tree, yielding thegum hyawa.

Shows a*(liameter of 11 inches. In bark. An open-grained, light, and rather soft wood ;from the River Demerara.

The tree which produces this wood is Vochysia Guianensis , Aubl., and is used by theIndians for making corials.

Shows a diameter of 12 inches. In bark. A close-grained, hard, heavy wood ; duramenbright chestnut; alburnum broad, white; from River Demerara.

This wood is supposed to he obtained from Macharium Schomburykii, Benth. The trunkgrows to the length of from 30 to 40 feet, and squares from 12 to 1G inches. It is usedchiefly for cabinet-work.

Shows a diameter of 10 inches. In bark. A fine, close, even-grained wood, bard andheavy. Duramen deep red brown ; alburnum broad, pale, dirty yellow; from the RiverDemerara.

This wood is very plentiful, and it has been proved that it is more durable than green-heart in salt water, as it possesses the quality of resisting the depredations of the sea-worm and barnacle. It may be had from 6 to 14 inches square. The specimens sentare supposed to be about 20 years old.

Shows a diameter of G inches. Centre traversed by a longitudinal cylindrical furrow,containing in tranverse section a hard granulated pith. Wood fine, close-grained,moderately hard, rather heavy. Bark bearing a strong resemblance to that of thecommon birch; from the River Berbice.

This wood is obtained from Genipa Americana, Linn.: the fruit of winch yields theIndian pigment known as Lana dye. The tree is very high, and the trunk will fre-quently square from 14 to 18 inches. The wood is close-grained, and is not liable to split.

Shows a diameter of 4^ inches. In bark. A very close-grained, hard, heavy wood ; fromthe River Demerara.

This wood forms excellent rafters, and beams for cottages. It grows from 20 to 30 feetlong, and is from 4 to G inches in diameter.

Called by the Indians, Bourra Courra.” 20 inches X 4 X 1£. Fine, close-grained, hard,and rather heavy; a beautiful wood, of a bright-red chestnut colour, with small rhom-boidal black patches, mostly isolated, though occasionally concurrent. Used forornamental purposes, especially for picture-frames; several walking-sticks of this wood,from the colony, are exhibited, vide No. 148 ; unfortunately, it never attains a large size;from the River Corentyne.

This is obtained from Brosimum Aubletii , Pocp., or Piratinera Givanensis, Aubl., and isone of the costliest woods which Guiana possesses. It is of a beautiful brown colour,with black spots, which have been compared to hieroglyphics; the spotted part beingpeculiar to the heart, which is seldom more than 12 to 15 inches in circumference. Itis adapted for cabinet-work of small size, and for veneering only. From its extremehardness it is difficult to work, and is therefore little used.

Shows a diameter of 8 inches. In bark. An exceedingly close-grained, hard, heavywood ; from the River Demerara.

Tins tree is plentiful, and is used chiefly for spars. It will square from 13 to 14 inches,from 30 to 40 feet in length. The specimens sent are from a tree supposed to be about20 vears old.

Shows a diameter of 7 inches. A wood very like that of the English pear tree. In bark ;from the River Bcrbice.

This wood is obtained from the Alammea Americana , Linn., which produces a Mammeeapple, or wild apricot of South America .

Shows a diameter of 12 inches. In bark. A hard, heavy, close, but not even-grainedwood; from the River Demerara.

The tree producing this wood frequently reaches a height of upwards of 100 feet. Itgrows abundantly on barren sand-reefs. It is tough, close, and cross-grained, and ispeculiarly adapted for ships’ timbers and planks, for which purpose it is extensivelyused. The trunk of this tree, when of the height.of from 40 to 50 feet, will square from18 to 20 inches, but when grown to that size, it is generally faulty. The specimenssent are from a tree supposed to be from 30 to 40 years old.

Shows a diameter of 14 inches. In bark. A hard and ponderous, though open-grainedwood. Duramen , in longitudinal section, bright claret; in transverse section, deepbrown purple; recent layers narrow, pale yellow ; from the River Essequibo..

The purplcheart yields a timber possessing great strength, durability, and elasticity, andis described by Dr. Lindley as invaluable for resisting the shock of artillery dis-charges,” on which account it is employed ior mortar beds. It is used for windmillshafts, rollers, and machinery.

Shows a diameter of 11 inches. In bark. A fine, close-grained, hard, heavy wood.Heart-wood bright purple, recent layers narrow, dirty white; in brightness of colour,it excels the real Furpleheart; from the River Demerara. Used for furniture.

Not in bark, diameter doubtful, certainly exceeding 18 inches. A coarse, open-grained,hard, heavy wood; from the River Essequibo.

This wood is obtained from Caryocar tomentosum, Dec., or Pekea tuberculosa , Aubl., thetree which yields the delicious nut, known as the-Saouari, or Sewarri nut. It greatly