Modified213-page4

Modified213-page4 - Daffodil Tulip Lilies Lignotubers The...

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Modified Structures - 4 Bulbs A bulb is a dormant shoot system, with a compact, below ground, fleshy set of leaves (Technically bud scales), surrounding the shoot meristem. There is little nutrient stem storage in a bulb; nutrients are found in the fleshy leaves. Bulbs propagate by forming bulblets, which are buds that originate in the axils of the bulb’s leaves. Bulbs are also typically herbaceous perennials. Some examples of plants that produce bulbs are: Onion
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Unformatted text preview: Daffodil Tulip Lilies Lignotubers The lignotuber is a special modification found in some fire scrubland shrubs and trees, particularly in some Eucalyptus species (family Myrtaceae), to provide a means of recovery after fires. The lignotuber is a rounded woody outgrowth at the stem-root interface, with many dormant shoot buds and nutrient storage that is resistant to fire. Following a fire, the buds emerge to form new shrubby growth....
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This note was uploaded on 01/08/2012 for the course BIO 213 taught by Professor Makina during the Fall '09 term at SUNY Stony Brook.

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