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Root morphology: modifications ,/elamen acting in a protective capacity. In a imited

number

of plants selected roots lose the

neristematic apex and root cap and develop a

woody

point.

Such root spines occur above or

Delow ground in different species (107d). 10

:

ig.

))

107. a) Incarvillea delavayi, underground swollen roots;

Dactylorhiza fuchsii, root tuber at stem base; c) Mirabilis

alapa,

underground swollen

root; d)

Dioscorea prehensilis,

jranched spiny roots; e) Crocosmia x crocosmiflora, corm vith

contracted roots Cr: contractile root Rs: root spine. Rt:

oot tuber.

mm K I

I

107

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[adrian d bell] plant form an illustrated guide (bookfi org)  

[adrian d bell] plant form an illustrated guide (bookfi org)