Folium ( la, folium, "leaf") may refer to
* a leaf of a book: see
recto and verso
' is the "right" or "front" side and ''verso'' is the "left" or "back" side when text is written or printed on a leaf of paper () in a bound item such as a codex, book, broadsheet, or pamphlet.
Etymology
The terms are shortened from La ...
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Folium of Descartes
In geometry, the folium of Descartes (; named for René Decartes) is an algebraic curve defined by the implicit equation
:x^3 + y^3 - 3 a x y = 0.
History
The curve was first proposed and studied by René Descartes in 1638. Its claim to fam ...
, an algebraic curve
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Folium (spider), a marking on the abdomen of a spider
Brain anatomy
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Folium (brain)
The cerebellum (Latin for "little brain") is a major feature of the hindbrain of all vertebrates. Although usually smaller than the cerebrum, in some animals such as the mormyrid fishes it may be as large as or even larger. In humans, the cerebel ...
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Folium vermis
Botany
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Turnsole or folium, a dyestuff
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Folium Phyllostachydis, processed leaves of bamboo
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Hydrangeae Dulcis Folium, processed leaves of hydrangea
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