1. Shoots and Greens of Early Spring in Northeastern North America (self-published, 1986, revised 2008)
Color Edition, Print: $54.95 Download: $12.50
Black-and-white Edition, Print: $14.95; Download: $6.25
2. Identifying and Harvesting Edible and Medicinal Plants in Wild (and Not So Wild) Places, (Harper-Collins Publishers, 1994)
$23
33
(An unpublished work-in-progress)