Ivy stem, LM
Ivy stem. light micrograph (LM). Hedera, commonly called ivy, is a genus of 12-15 species of evergreen climbing or ground-creeping woody plants in the family Araliaceae. Vascular tissues transport water and dissolved substances inside the plant and helps support the stem. Xylem carries water and dissolved ions from the roots to stems and leaves. Xylem has two kinds of conducting cells, tracheids and vessel elements. The dicot stem has a distinct ring of vascular bundles. printed at 10 centimeters wide., Photo by STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
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