Adapting To Extremes
Plants living here do not have the luxury of
shelter, running water, and climate control to deal
with the extremes of their location. But, by using
a variety of specialized growth forms, plants have
adapted to these challenging environmental
conditions. As you walk along the rim, try to
identify which tactic you think each plant uses.
Its shallow, wide-spreading root
system helps gather surface
moisture from brief showers.
Fine hairs covering light-colored
leaves protect this plant from
To conserve water this plant
remains dormant during winter
and periods of drought.
The yucca's leaves are arranged
to channel moisture to the
Scale-like leaves and waxy skin
help this plant retain moisture.