Thanks to an email from Ray Telfair I’ve taken a closer look at the illustrations and descriptions of hickory nuts on pages 143 to 149 in the Guide to Trees. I used the terms “angled” and “ribbed” interchangeably, and illustrations such as Pignut Hickory p 145 appear “angled”, which is confusing and incorrect, so I’ll try to […]
Variation in shape of Hickory nuts Read More »
Through this fall I’ve been talking about what I tried to accomplish in my new Guide to Trees. In essence, I tried to approach tree identification in the same way that modern birders approach bird identification, to create “a tree guide for birdwatchers”. Most guides to tree identification use keys at some level, which are
A modern (holistic) approach to Tree Identification Read More »
Here are page-by-page corrections and changes for The Sibley Guide to Trees. This listing will be updated periodically as issues come to my attention. Please feel free to leave comments or send me an email if you notice anything that is not listed here. inside front cover – The two-letter abbreviation for Nunavut should be
Corrections to The Sibley Guide to Trees Read More »
Reader Sherman Dunnam sent me a note about an error in the introduction to maples on page 332. The third paragraph begins “All maples have palmately compound leaves…” This should instead say “Nearly all maples have palmately lobed leaves…” And could go on to elaborate that a few species have the leaves so deeply lobed
Correction to maples, page 332 Read More »
I have spent the last seven years working intensively on my new Guide to Trees, but of course a few misstatements and errors somehow managed to creep in. I’m always interested in learning more, correcting my mistakes, and passing along to you – the reader – newer, better, more accurate information. So if you notice
Updates to the Tree Guide Read More »