共 39 条
[1]
Braun E.L., 1950, DECIDUOUS FORESTS E
[2]
BRAY WL, 1930, NEW YORK STATE COLLE, V29
[3]
CLARK WB, 1907, MARYLAND GEOLOGICAL
[4]
Clewell A.F., 1985, GUIDE VASCULAR PLANT
[5]
COOK R, 1979, ROCHESTER COMMITTEE, V226, P1
[6]
CURRAN HM, 1902, FORESTS GARRETT COUN
[8]
Davis MB, 1983, LATE QUATERNARY ENV, V2, P166
[9]
DAVIS MB, 1986, VEGETATIO, V67
[10]
Fernald M.L., 1950, GRAYS MANUAL BOT, V8th