Anatomy of the Palm Rhapis excelsa, III. Juvenile Phase
1966; Arnold Arboretum of Harvard University; Volume: 47; Issue: 4 Linguagem: Inglês
10.5962/p.185714
ISSN2474-3283
AutoresP. B. Tomlinson, Martin H. Zimmermann,
Tópico(s)Tree Root and Stability Studies
ResumoIn the first paper of this series (Zimmermann & Tomlinson, 1965) we showed that in the adult aerial stem of Rhapis excelsa all vascular bundles maintain their individuality and proceed indefinitely through the stem.At intervals, each vertical bundle becomes a leaf trace, but gives off another vertical bundle prior to its departure into the leaf.The number of vertical bundles given off by a leaf trace can vary from zero to two or more, although it is normally one.This means that the number of bundles ' Research by P. B. T. on the anatomy of the palm stem is supported by Na-
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