共 4 条
[1]
Fernald M.L., 1950, GRAYS MANUAL BOT, V8th
[2]
Gleason H. A., 1963, MANUAL VASCULAR PLAN
[3]
Gould F.W., 1968, GRASS SYSTEMATICS
[4]
HITCHCOOK AS, 1951, USDA200 MISC PUB