共 6 条
[1]
Boureau E., 1964, TRAITE PALEOBOTANIQU
[2]
DUCHAIGNE ALBERT, 1955, ANN SCI NAT BOT, V16, P455
[3]
Fritel P.H., 1909, REV GEN BOT, V21, P129
[5]
Hauke R, 1963, BEIH NOVA HEDWIGIA, V8, P1
[6]
Ogura, 1972, HDB PFLANZENANATOMIE