Biology:Agathis microstachya

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Short description: Species of tree in the family Araucariaceae

Bull kauri
Agathis microstachya Bull Kauri.jpg
Bull kauri, Lake Barrine circuit walk, Atherton Tablelands, Queensland.
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnospermae
Division: Pinophyta
Class: Pinopsida
Order: Araucariales
Family: Araucariaceae
Genus: Agathis
Species:
A. microstachya
Binomial name
Agathis microstachya
J.F.Bailey & C.White[1]

Agathis microstachya, the bull kauri, is a species of conifer in the family Araucariaceae, endemic to Australia . It was described in 1918 by John Frederick Bailey and Cyril Tenison White.[1] It is threatened by habitat loss.

Description

A. microstachya grows up to about 50 m (160 ft) in height and 2.7 m (8 ft 10 in) in diameter. The trunk is unbuttressed, straight and with little taper. Distinctive features are coarse, flaky bark, medium-sized cones with 160-210 scales, and leaves with numerous longitudinal, parallel veins.[2]

Distribution

It has a very restricted distribution, being almost limited to the Atherton Tableland in Far North Queensland, with its elevational range 400–900 m (1,300–3,000 ft) above sea level.[2]

Timber

The wood has an even texture, is easy to work and polishes well. The heartwood is cream to pale brown in colour. It is soft and light with a density of about 480 kg/m3 (30 lb/cu ft). It is not durable in contact with the ground, but can be used for house framing and flooring.[2]

References

Notes

Wikidata ☰ Q2826482 entry