TY  - BOOK
AU  - Greenwood,J.S.
AU  - Bewley,J.D.
TI  - Seed development in Ricinus communis (castor bean). I. Descriptive morphology
UR  - https://drive.google.com/file/d/1InheLTKQw3412khbDa7Xxb0neJaRo8Hv/view?usp=drivesdk
ER  -