共 21 条
[11]
WOOD ANATOMY OF OPUNTIAS WITH CYLINDRICAL TO GLOBULAR STEMS
[J].
BOTANICAL GAZETTE,
1977, 138 (03)
:334-351
[12]
HASTINGS JR, 1972, 21 U AR I ATM PHYS T
[13]
HOWARD RA, 1974, J ARNOLD ARBORETUM, V55, P125
[14]
HUMPHREY R R, 1975, Journal of the Arizona Academy of Science, V10, P50, DOI 10.2307/40021322
[15]
Johansen D. A., 1940, PLANT MICROTECHNIQUE
[16]
Metcalfe C. R., 1950, ANATOMY DICOTYLEDONS
[18]
VEATCH JA, 1916, CONTRIBUTIONS US NAT, V16, P345