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Wild Zinnia

The rain has brought this out all over the place, Zinnia acerosa. There was still water running at the north end of the wash from last night’s rain, and the ground was patterned with flows in the yellow and black sands. The wash shows heavy erosion some places, with new banks and cuts through old ones. A couple of plants I’d like to identify: one low shrub with woody stems and soft green linear leaves, which stay on dried giving it a broom-like appearance, and one with large floppy spear-shaped leaves, lobed and convoluted.

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About Bill McCallum

I was born in Australia and came to the United States to pursue a Ph. D. in mathematics at Harvard University, met my wife, and never went back. I am a professor at the University of Arizona, working in number theory and mathematics education.

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