> ## Content Index
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# Precious Plants
- URL: https://www.cascadepbs.org/movies/time-team-america-search-josiah-henson/extras/time-team-america-botany/
- Published: 2025-05-02T19:05:19.000Z
- Updated: 2025-06-07T23:07:57.000Z
- Description: Greg McKee explains why plants provide valuable information about people.
- Author: Cascade PBS Staff
- Tags: The Search for Josiah Henson, #ZZZ_Show_7a173a56-dacd-43d9-8960-5a4f51db7cc2, #hide, #v1.3, #ZZZ_Extra_3909c9e1-18a1-40ff-9cae-743303e76383, #movie-extra

Greg McKee loves his ferns. He’s the acting curator of the fern collection at the Smithsonian Institution. Greg explains why studying plant material is relevant to archaeology, and how it helps to place a site in time and ecological space. Watch how he identifies specimens, and learn the importance of collecting data.