Book reviews
Tài liệu tham khảo
Algae: The Grasses of Many Waters. Lewis Hanford Tiffany. 2nd. ed. xv, 199 pp., 41 pls., 13 figs., Charles C. Thomas Publishes, Springfield, Illinois. 1958. $6.50.
Edible Wild Plants of Eastern North America. M.L. Fernald and A.C. Kinsey. Revised by R. C. Rollins. i-xii + 452 pp. Harper and Brothers, N.Y. 1958. $6.00