TY  - BOOK
AU  - Staniforth,R.J.
AU  - Frego,K.A.
TI  - Ecological History and Population Dynamics of a Disjunct Population of Brittle Prickly-pear Cactus, Opuntia fragilis (cactaceae), in eastern Ontario
UR  - https://drive.google.com/file/d/1Xw2xULvHLuXh9tZPcJ21ZhM3_1f3trUO/view?usp=drivesdk
ER  -