Botany modified plants

rhizomes

underground horizontal stems that allow vegetative spread and protection form the aboveground environment
succulent stem

an adaptation for water storage
stems lack endodermis and pericycle
roots have them
stems have vascular tissues in a ring or scattered; roots have them in the center
stem growth is often discontinuous;
root growth is relatively continuous
stems are relatively impermeable to water;
roots are relatively permeable
stem branches arise from axillary buds; root branches arise from the pericycle
stems have nodes and internodes; roots do not
leaves and axially buds are borne in regular patterns on the stem; branch roots are not
monocots
- orchids
- gingers
- grasses
- lilkes
- palms
- lack a vascular cambium and cork cambium
dicots

legumes, daisies, roses, and broad leaved hardwood trees
how are roots and stems distinguished?

by the arrangement of tissues that comprise them

Author

jo73

315822

Card Set

Botany modified plants

Description

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Updated

2016-02-12T06:35:25Z

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