Derek Stephen Hollingshead

Joined: Jul 26, 2019 Last Active: Mar 4, 2024 iNaturalist Canada

Founder
Curator
Field Biologist
Research Coordinator

The Ottawa Cacti and Succulent Sanctuary; in coordination with our private sponsors, specialize in the identification, documentation, research, and conservation of Canadian & and central, north-eastern American Opuntia species.

https://www.facebook.com/cactiottawa/

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