| Skunk cabbage
has on-off heat switch
At some air
temperatures, a skunk cabbage warms its blooms to accommodate
pollinators.
References:
Seymour, R.S.,
and A.J. Blaylock. 1999. Switching off the thermostat:
Thermoregulation by eastern skunk cabbage (Symplocarpus foetidus).
XVI International Botanical Congress. August. St. Louis.
Seymour, R.S.,
and P. Schultze-Motel. 1999. Temperature regulation is not associated
with odor production in the dragon lily (Dracunculus vulgaris).
XVI International Botanical Congress. August. St. Louis.
Sources:
Amy J. Blaylock
University of Adelaide
Department of Environmental Biology
North Terrace, Adelaide 5005
Australia
Roger S. Seymour
University of Adelaide
Department of Environmental Biology
North Terrace, Adelaide 5005
Australia
From Science
News, Vol. 156, No. 8, August 21, 1999, p. 123. Copyright © 1999,
Science Service. |