TY  - JOUR
TI  - The young sporophytes of Lycopodium complanatum and Lycopodium clavatum
T2  - Annals of botany
VL  - 21
UR  - https://www.biodiversitylibrary.org/part/318870
PB  - Academic Press [etc.]
CY  - London
PY  - 1907-04
SP  - 211
EP  - 234
DO  - 10.1093/oxfordjournals.aob.a089131
AU  - Wigglesworth, Grace
ER  -