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Editor's Picks

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On October 17, 2019, 80 participants gathered in McCook,...
Dan Kostka | Dec 12, 2019
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A new book provides a comprehensive guide to the skills and...
Gert Fortgens | Dec 11, 2019
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During the month of October, I am posting daily tweets...
Andrew Hipp | Oct 12, 2019

Plant Focus

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Quercus ×ludoviciana is a naturally occurring oak hybrid from southeastern United States, which has flourished and attracted attention in...

Quercus palmeri

Oaks in San Luis Obispo County

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This blog post focuses on the day and a half we spent in San Luis Obispo County. The tree of that leg of our trip was clearly Quercus agrifolia from the champion Ancestor tree at the Halter Ranch Winery to the pygmy trees of the Elfin Forest in Morro Bay.

Pleistocene clone of Quercus palmeri Engelm.

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The distribution of Palmer's oak (Quercus palmeri Engelm.) includes numerous isolated populations that are presumably relicts of a formerly larger range that has contracted due to spreading aridity following the end of the Pleistocene.

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