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Originally Posted by thelawnet  The Jordan book is pretty similar, though slightly smaller, it is still not terribly portable for field use - something the Collins excels at, though I personally struggle with the small pictures in Collins and find it quicker just to carry a larger book. The Jordan book is the only one with a key, very helpful if you've no idea what genus your specimen is in. |
Oops, I have that the wrong way round, the Jordan book is the largest, but the Phillips one is not greatly smaller.