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Re: Artificial Intelligence General Discussion

Posted: Sun May 31, 2026 11:14 pm
by Hunchman801
Well, you got me curious so I asked Gemini for you:
No, a yew cannot hybridize with a podocarp.

While they share some striking physical similarities, they are too distantly related genetically to cross-breed. Here is the botanical breakdown of why this is impossible:

1. They belong to completely different botanical families
For two plants to hybridize, they almost always need to belong to the same genus, or at the very least, the same botanical family.
  • Yews belong to the genus Taxus within the family Taxaceae.
  • Podocarps belong to the genus Podocarpus within the family Podocarpaceae.
Because they belong to different families, their DNA, chromosome counts, and reproductive mechanisms are fundamentally incompatible. If pollen from a yew lands on the ovule of a podocarp (or vice versa), the genetic lock-and-key mechanism will fail, and fertilization will not occur.

2. Why it’s easy to think they could hybridize
It is incredibly common to associate these two plants because of convergent evolution—meaning they evolved completely separately but developed very similar traits to survive in similar environments. They share several features:
  • Fleshy "Berries": Unlike most conifers (like pines or spruces) that produce hard, woody cones, both yews and podocarps produce fleshy, berry-like structures to attract birds for seed dispersal. (In yews, this is called an aril; in podocarps, it is a modified fleshy cone scale called a receptacle or epimatium).
  • Foliage: Both have flat, dark green, needle-like leaves.
  • Growth Habits: Both are incredibly resilient, shade-tolerant evergreen conifers that respond very well to harsh pruning and shearing, making them both popular choices for hedges and topiary.
Could you graft them together?
Sometimes, plants that cannot hybridize through seeds can be grafted together (physically splicing the branch of one onto the roots of another). However, you cannot graft a yew and a podocarp together either. Successful grafting requires the vascular tissues (xylem and phloem) of the two plants to be highly compatible, which again requires them to be in the same family.

In short, while they look and behave very similarly in a landscape, yews and podocarps are on completely different branches of the evolutionary tree and cannot be combined.

Re: Artificial Intelligence General Discussion

Posted: Sun May 31, 2026 11:26 pm
by PluMGMK
Ah yes, that makes way more sense! I'm surprised it didn't also mention dioecy and toxicity as notably shared features though!

Another worrying thing that happened a few months ago: a guy I work with was looking for ideas to deal with chemical byproducts of our hydrothermal process. There are two main byproducts, one of which is toxic while the other is harmless. He got mixed up about which was which, and chatted with Copilot about ways to break down the byproduct he mistakenly thought was toxic. The LLM went along with calling it toxic instead of correcting him :mefiant:

No harm done in this case, since it was all just spitballing, but still…