Journal of Plant Biology
- Volume 31 Issue 3
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- Pages.169-185
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- 1988
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- 1226-9239(pISSN)
Vessel Elements of Panax ginseng C.A. Meyer
인삼 (Panax ginseng C.A. Meyer)의 도관요소
Abstract
Vessel elements in lateral root, tap root, transition region, stem and mid vein of 1-year old, 3-year old and 5-year old ginseng (Panax ginseng C.A. Meyer) are studied with light microscope to clarify the distribution and differentiation of several kinds of vessel elements. Vessel elements are classified into five types such as ring vessel, spiral vessel, scalariform vessel, reticulate vessel and pitted vessel according to the secondary thickenings of cell wall. All of the five types are not observed in each organ, but diverse kinds of vessels are present in stem and mid vein compared with the underground organs such as tap root and lateral root. The length of vessel elements is longest (680
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