type de tiges modifiées Flashcards

1
Q

bulbes

A

bourgeon volumineux avec des feuilles charnues, oignon, tulipe, lys

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2
Q

cormes

A

semblables au bulbes mais sans les feuilles charnues, corcus, glaÏeul

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3
Q

rhizomes

A

tiges horizontales souterraines près de la surface du so,

iris, ginseng, fougères, graminées vivaces

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4
Q

stolons

A

fraisiers

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5
Q

tubercules

A

rhizomes dont l’exterminé est une réserve d’amidon, pomme de terre

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6
Q

vrilles

A

permettent à la plante de grimper sur un support, vigne clématite, pois grinpant

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7
Q

cladodes

A

tige aplaties photosynthétique ressemblant à des feuilles, cactus, asperge

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8
Q

épines

A

découragent les herbivores, rosier, aubépine, olivier

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