Sorry about egging you on Troglodyte, but I wanted you to expand on your comments a bit.

Sherpadog made a comment about the return of value for calories expended, and back near the start of the thread Dougwalkabout pointed this out.
Originally Posted By: Dougwalkabout
But mostly, in this part of the world, it's all about calories. Plants that produce berries or nuts or have tubers that store starch get my close attention.

If it's just another kind of lettuce, I don't care.


With that I am going to shut up, sit back for now and hope somebody else picks up the thread.
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May set off to explore without any sense of direction or how to return.