Question

What are underground stems called?​

Answer 1

Answer:

Stolon - Horizontal stems that run at or just below the soil surface with nodes that root and long internodes, the ends produce new plants. When above ground they are called "runners". Tuber - An enlarged fleshy end of a stem, generally from rhizomes but often also referring to thickened roots too.

Explanation:

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Answer 2

ANSWER: ↓

Horizantal stems that run at or just below the soil surface are called underground stem

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Underground stems are modified plants that derive from stem tissue but exist under the Soil Surface