plants-vr-06-rhizomes-1 - Lateral buds grow into new...

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Vegetative reproduction 6 In plants with rhizomes, the stem remains below ground but continues to grow horizontally. The old part of the stem does not die away as in bulbs and corms, but lasts for several years. In the iris, the terminal bud turns up and produces leaves and flowers above ground. The old leaf bases form circular scales round the rhizome, which is swollen with food reserves.
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Unformatted text preview: Lateral buds grow into new rhizomes. flower stalk leaf last year’s leaves withering remains of leaves and vascular bundles from previous years rhizome (swollen stem) leaf scar vascular bundle scar branch rhizome from lateral bud adventitious roots IRIS RHIZOME (leaves cut off) Rhizomes © D.G. Mackean...
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This note was uploaded on 11/29/2011 for the course BIO 218 taught by Professor Young during the Fall '11 term at BYU.

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