Agree with the comment on the trunk and bark illustrations. This is one 
area where I think properly selected photographs or perhaps line 
drawings would do a better job.
-Andrew

[email protected] wrote:
> ENTS,
>
> I just got The Sibley Guide to Trees that everybody has been raving 
> about. My initial impression is that parts of it are good and parts 
> are definitely not. Here is my first grading pass.
>
> Species Coverage: Okay for my purposes. Others Ents like Steve 
> Galehouse are much better judges of coverage. I give an A-.
>
> Leaf Drawings: So far, I think pretty good. I give an A-.
>
> Flowers and Fruits: Okay. I give a B.
>
> Trunk and Bark: Not so good. I give a C+
>
> Tree Profiles: Not  good. Erratic coverage. I give a D+
>
> Range Maps: Thumbnail presentations: I give a C-
>
> Dimension Data: I didn't expect the tree dimension information to be 
> good. Apparently Sibley didn't have a clue as to which sources of 
> information are reliable and which ones aren't. I think he pulled most 
> of his numbers from the National Register of Big Trees plus 
> miscellaneous sources. He obviously didn't do much serious research, 
> so on tree dimensions he earns an F.
>
> Organization and Layout: Attractive. I give a B+
>
> Well that's it for now. I don't minimize the mountain of work required 
> to produce such an identification guide. Has the guide raised any 
> bars? No, not from what I'm looking at.
>
> Bob
> -- 
> Eastern Native Tree Society http://www.nativetreesociety.org
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