The poison-oak is evolving

General discussions on hiking in Oregon and the Pacific Northwest
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adamschneider
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The poison-oak is evolving

Post by adamschneider » June 16th, 2018, 7:33 am

Look what I found in Lacamas Park last month:
20180508-143516.jpg
Poison-oak with FIVE leaflets instead of three! Usually the fact that it has three leaflets is the one foolproof diagnostic trait. It's getting sneaky. Beware. :shock:

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retired jerry
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Re: The poison-oak is evolving

Post by retired jerry » June 16th, 2018, 8:49 am

are you sure that's Poison Oak?

it doesn't look waxy

try rubbing your arm all over it :)

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adamschneider
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Re: The poison-oak is evolving

Post by adamschneider » June 16th, 2018, 10:42 am

retired jerry wrote:
June 16th, 2018, 8:49 am
are you sure that's Poison Oak?
100% sure.

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Chip Down
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Re: The poison-oak is evolving

Post by Chip Down » June 16th, 2018, 5:08 pm

retired jerry wrote:
June 16th, 2018, 8:49 am
are you sure that's Poison Oak?

it doesn't look waxy

try rubbing your arm all over it :)
adamschneider wrote:
June 16th, 2018, 10:42 am
100% sure.
You did it, Adam, didn't you. :geek:

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retired jerry
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Re: The poison-oak is evolving

Post by retired jerry » June 16th, 2018, 5:09 pm

GMO poison oak?

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