Aderno. 
VARIETIES: Aderno verdadeiro. 
3 vermelho. 
SYNONYMS: Aderno verdadeiro or preto. 
CLASSIFICATION: Astronium commune Jacq. 
Fam. Anacardiaceae. Order: Sapindinae. 
DESCRIPTION: Trunks from 8 to 10 metres long, and from 
60 to 80 cms. in diameter. 
Light red colour, with whitish patches, which almost dis- 
appear on polishing. In the Aderno verdadeiro the colour is 
darker and the patches are brown. 
Very regular and light fibres. Hard to carve. 
SPECIFIC GRAVITY: Aderno vermelho: From 870 to 1,050 
kilograms. 
Aderno vermelho: From 820 to 900 kgs. 
RESISTANCE: To crushing force: 700 kilogs.; to bending 638 
kilograms. 
USES: Exterior woodwork, dry situations. Stakes, bridges, cabinet- 
work, turning, polished work. 
Sleepers of second-rate quality. Both kinds have the 
same uses. 
HABITAT: To boundaries of the State of Rio, Sierra del Mar. 
OBSERVATIONS: Of large growth. 
Fine appearance. 
Timber rare. 
Alecrim, 
CLASSIFICATION: Pithecolobium sp. Order: Leguminosae. 
DESCRIPTION: Trunks from 4 to 5 metres long and with a 
diameter of from 20 to 30 centimetres. 
Colour dark-red, almost black. 
Fibres straight, light in colour and very resistant. 
Thick layer of sap-wood or alburnum in proportion to its 
diameter. 
Very hard to cut. 
SPECIFIC GRAVITY: From 940 to 1,000 kilogs. 
USES: Exterior woodwork, damp localities. Cabinet-work, axle- 
trees; polished work, affording a very beautiful surface. 
Rods. Balusters. Axles and spokes of wheels. 
The sap-wood also can be used for interior wood-work. 
HABITAT: West of the State, rare in other localities. 
OBSERVATIONS: Tree of flourishing growth, much branched 
and leafy. 
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