| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Key to Coastal and Chaparral Flowering Plants of Southern California | 978-O-7872-711O-7 (O-7872-711O-1) | 2000 |
B. C · B. Collins · Barbara C. · Barbara Collins · Barbara J · COLLINS BARBARA J · J C · J. Collins