DENDROLOGY

TREE PROPAGATION AND PLANTING

PLANTING TECHNIQUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Iris, Bermuda grass and johnsongrass produce underground stems called ____
A
Rhizomes
B
Tubers
C
Stolons
D
Substems
Explanation: 

Detailed explanation-1: -Above-ground Rhizomes While most rhizomes are situated underground, some plants have rhizomes that grow at the soil level or above (shown below). Examples of these plant species include ferns and irises.

Detailed explanation-2: -Rhizomes are underground stems that are fleshy. They have multiple growth points or eyes, similar to potatoes, and grow underground or immediately at ground level. A few plants have rhizomes that grow over the ground or are located near the soil’s surface.

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