Guide to orchids of North America /
Petrie, William.
Guide to orchids of North America / William Petrie. - Washington, D.C. : Hancock House, 1981. - 125 p. : 109 lams. col. ; 22 cm.
Incluye bibliografia.
0-88839-089-0
QK495 / .O64 P48
Guide to orchids of North America / William Petrie. - Washington, D.C. : Hancock House, 1981. - 125 p. : 109 lams. col. ; 22 cm.
Incluye bibliografia.
0-88839-089-0
QK495 / .O64 P48
