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Exotica Exportare
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report Arthur Knott 8/23/26 report Arthur Knott 8/23/26

The plant that builds its poison with a bacterium's tool.

Securinine is a potent alkaloid from a shrub in the spurge family. A York team found the gene that makes it looks less like a plant gene than a microbial one — and that plants may be doing this far more often than anyone assumed.

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Chorigyne cylindrica.
plant, report, thinker Arthur Knott 8/23/26 plant, report, thinker Arthur Knott 8/23/26

Chorigyne cylindrica.

What looks like wreckage at the base of the spadix is the residue of an organized event — sterile threads that extended, released scent for weevils, and were let go.

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Is a Vital Biodiversity Database Going Dark?
report Arthur Knott 8/21/26 report Arthur Knott 8/21/26

Is a Vital Biodiversity Database Going Dark?

Nobody cut this — the third grant phase was written in 2021 with an end date, and it is arriving on schedule. What breaks on August 31 is a storage layer everyone treated as permanent because it kept working.

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© Arthur Knott. Essays, photography, and botanical work published here are original unless otherwise credited. For permissions, commissions, or editorial inquiries, please get in touch.