A genus of tall, columnar, coniferous trees, in which the crown is monopodial with radial limbs. The leaves are sharply pointed, crowded, and tough. The timber is valuable. A. bidwillii (bunya bunya) of Queensland produces edible seeds. A. angustifolia (Paraña pine) is a major timber tree in Brazil. Norfolk Island pine is A. heterophylla. Monkey-puzzle (A. araucana), native to the southern Andes in Chile and Argentina, also produces edible seeds. There are 18 species, occurring in tropical to temperate forests in New Guinea, Queensland, Melanesia; 2 of the species are found in S. America, and 13 of them in New Caledonia. See disjunct distribution.
Subjects: Plant Sciences and Forestry.