TY - GEN

AU - Pryer, Kathleen M.

TI - The Status of Gymnocarpium heterosporum and G. robertianum in Pennsylvania

PB - American Fern Society

SN - 0002-8444

SN - 1938-422X

PY - 1992

UR - http://slubdd.de/katalog?TN_libero_mab2

ER -