Name: Anne Summerville, SC (Zone 8a) Only dead fish go with the flow!
These are the leaves .. don't think it's philodendron. That first picture is what I saw at first kind of peripherally and that's what made me think Elephant Ear until I took a second look. If you look closely at the last picture you can see the stems have a margin.
Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so.
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