Environmental Engineering Reference
In-Depth Information
Tiller
Crown
Fig. 1.8. Tillers emerge from the crown and, after developing roots, may become
individual plants. (Drawing by R. Castro.)
(stolon-bearing) or both and can 'creep', that is, grow laterally and gradually
fill up the bare soil between plants. This feature is especially important in
species and/or varieties that do not produce viable seeds and must be
propagated vegetatively.
Because rhizomes grow below ground, in the dark, they do not carry
out photosynthesis as stolons do. Their lack of chlorophyll makes them
look like large white roots. They are not roots, however, because they
develop nodes with buds (which roots cannot) and, if separated from the
Tiller
Rhizomes
Crown
Fig. 1.9. Rhizomes are underground stems from which new plants can emerge.
(Drawing by R. Castro.)
