| Name | Castle, Edward Sears |
| Date of birth | 1903 |
| Date of death | 1973 |
| Remarks | [collector note: Massachusetts: Survey of Penikese Island 1923] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6610c010-df95-4138-af2a-16757855ef8a |
| Standard/Label Name | E. S. Castle |
| Full Name | Castle, Edward Sears |
| Geography Collector | United States of America |
| Specialty Collector | Algae |
| Citation as Collector | Rhodora; Journal of the New England Botanical Club. Cambridge, MA |
| Citation as Collector | Birth and Death years: https://www.findagrave.com/memorial/188280446/edward-sears-castle [accessed 2025-10-30] |
| Citation as Collector | Details: son of William E. Castle http://biographicalmemoirs.org/pdfs/castle-william-e.pdf [accessed 2025-10-30] |
| Member of teams/groups | |
| Collector Teams: | Marine Biological Laboratory Botanical Survey of Penikese Island - Marine Algae |
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