TY - BOOK ID - 140443248 TI - The morphology of Stauropteris burntislandica P Bertrand and its megasporangium Bensonites fusiformis R Scott PY - 1952 PB - London, New York Cambridge University Press DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:140443248 AB - ER -