How smoke makes a wildflower grow
At least 25 kinds of plants in the California chaparral need wildfire smoke to trigger sprouting, though other factors matter too.
References:
Keeley, J.E., and C.J. Fotheringham. 1998. Smoke-induced seed germination in California chaparral. Ecology 79(October):2320.
Further Readings:
Mlot, C. 1997. Where theres smoke, theres germination. Science News 151(May 31):334.
Sources:
John E. Keeley
Western Ecological Research Center
USGS Biological Resources Division
Sequoia-Kings Canyon Field Station
Three Rivers, CA 93271-9700
From Science News, Vol. 154, No. 17, October 24, 1998,
p. 267.
Copyright Ó 1998 by Science Service.
copyright 1998 ScienceService