© Copyright, Princeton University Press. No part of this book may be distributed, posted, or reproduced in any form by digital or mechanical means without prior written permission of the publisher. 28 Araucariaceae: Araucaria Family Araucariaceae: Araucaria Family The Araucariaceae includes 3 genera and 40 species native to Southeast Asia, Australia, Oceania, and South America. Several species are ornamentals in North America.
■ Araucaria: Araucarias Bunya Pine Araucaria bidwillii Hook. Araucaria, the principal genus of trees in the arau- leaf Flat, 2-ranked, spirally inserted on the caria family, is native to the Southern Hemisphere branch, about 5 cm long, less than 1 cm wide at the and includes 19 species. These are tall trees with stiff base, stiff, with a sharp point. cones Pollen cone branches emerging at nearly right angles from the 10–20 cm long; seed cone up to 30 cm long, weigh- stem, cloaked in a dense sheath of needle-shaped ing up to 5 kg. to triangular leaves. The 4 most common species in w. North America all have a single straight trunk covered in uniform whorls of branches arrayed Monkey-puzzle Tree Araucaria perpendicular to the trunk, and can often reach araucana (Molina) K. Koch 20 m tall and 60 cm diam. bark Rough, dark gray, horizontally ridged. leaf Evergreen, multi-veined, leaf Flat, triangular, spirally inserted on the spirally arranged on twigs, branches, and even the branch, 3–5 cm long, 8–25 mm wide at the base, trunk. pollen cone The largest of any conifer. stiff, with a sharp point. cones Pollen cone seed cone Dense and heavy, disintegrating be- 10–20 cm long; seed cone up to 20 cm long. fore or soon after falling. The seeds are edible and very tasty, widely eaten within these species’ native ranges. Cook Pine Araucaria columnaris (J.R. None of the species introduced in the West oc- Forst.) Hook. curs in areas with temperatures colder than about –15° C and except in s. Calif. and the Central Val- leaf Needlelike, blunt, 4–7 mm long, curved to- ley, they are generally found only in coastal areas; ward the branch, covering it on all surfaces. cones only the Monkey-puzzle Tree extends north of Pollen cone 5–10 cm long; seed cone to 15 cm long. Calif., into lower B.C. Araucarias are not known to have naturalized in the U.S., but the 4 species named here are popular ornamentals within their Norfolk Island Pine Araucaria range. heterophylla (Salisb.) Franco
leaf Scalelike, blunt, 4–7 mm long, curved toward the branch, covering it on all surfaces. cones Pol- len cone 3.5–5 cm long; seed cone up to 15 cm long.
For general queries, contact [email protected]
02 TWNA pp026-111.indd 28 24/03/2014 08:37 © Copyright, Princeton University Press. No part of this book may be distributed, posted, or reproduced in any form by digital or mechanical means without prior written permission of the publisher. Bunya pine
monkey- puzzle Tree
leaf cone leaves cone
seed
leaves
cone seed cone scale scale
cone cone scale scale
seed seed
young leaves norfolk leaves island pine
cone cone cook pine For general queries, contact [email protected]
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