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Document Type

Research

Abstract

Trees or shrubs with needle-shaped or scale-like lvs, or with broad 2-lobed fork-veined lvs. The pollen falls directly upon the ovule or young seed; there is therefore no stigma or ovary. Wood close grained, without ducts (pores); "soft woods." Stam. fl. Cone-like or catkin-like, short-lived. Seeds various, with fleshy endospern. Cambium in stems and roots, forming rings of wood.

Publication Date

1922

Journal Title

Proceedings of the Iowa Academy of Science

Volume

29

Issue

1

First Page

328

Last Page

338

Copyright

©1922 Iowa Academy of Science, Inc.

Language

en

File Format

application/pdf

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