When and why was this first called a heart?

As far as I can tell, the biological heart does not appear to bear it much resemblance.
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When and why was this first called a heart?
As far as I can tell, the biological heart does not appear to bear it much resemblance. |
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This question is too basic; it can be definitively and permanently answered by a single link to a standard internet reference source designed specifically to find that type of information. See the FAQ for guidance on how to improve it.
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It seems that the symbol has developed as a metaphorical use of a Fig leaf to ivy and was inconized as the symbol you posted. Unfortunately I haven't found citable sources in English. |
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A Slate article addresses this, as does Wikipedia. |
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