Ricinus communis Variation in fruit spike of castor oil bean (Dense + loose forms)
Close up of castor bean fruit spikes with white background.
- Negative number
- 01931
- Lantern slide number
- 02135.E3
- Locality
- BBG Exper. cultures
- Date
- 10/03/1916
- Photograph by
- Louis Buhle
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