Collection location: 10th Ave. and Lincoln Way, San Francisco, California, USA [Click for map]
growing in a fertilized flower bed
[admin – Sat Aug 14 01:57:40 +0000 2010]: Changed location name from ‘10th Ave. & Lincoln Way, San Francisco, CA USA’ to ‘10th Ave. and Lincoln Way, San Francisco, California, USA’
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|I’d Call It That||3.0||10.14||2|
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was critical in this instance. The well-fertilized flower bed suggests some type of manure may have been present. P. vesiculosa is readily available locally where it is frequently found growing on ZooDoo, a fertilizer made from dried elephant dung at the Portland Zoo. I have also seen it growing in great masses at my father’s farm in the Willamette Valley on rotting hay and straw bales.