Mindblown: a blog about philosophy.
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Family
Higher taxonomic unit composed of one genus or several/many related genera, usually clearly separated from other families. A group of related plants or animals forming a category ranking above a genus and below an order and usually comprising several to many genera. A collection of closely related genera. A group of genera with similar characteristics;…
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False vein
(In ferns) a line across the lamina surface where surface cells are elongate, giving the appearance of a vein but not connected to real veins with vascular tissue.
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False indusium
(In ferns) the reflexed frond margin covering the sorus.
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Fallow
(Of cultivated land) resting, without crops for a season or two.
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Fall
In Iris, one of the outer perianth segments which is narrow at the base but expands into a broad pendulous blade. The lower three petals of an ins, which project out and down (the upright ones are called “standards”). The American term for autumn; each of the lower three petals of an iris.
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Falciform
Sickle-shaped.
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Falcate
Curved like a scythe or sickle. Sickle-shaped.
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Facies
General aspect of plant or vegetation type. Distinctive facial expressions associated with specific medical or psychiatric disorders (e.g., masklike facies in parkinson’s disease). The expression or appearance of the face may be characteristic of various disease conditions. Someone’s facial appearance, used as a guide to diagnosis. A medical term used to describe facial appearance, which…
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Face
(Of an organ) the surface which is upper or inner [vague term, upper/lower or inner/outer surface being preferred]. The front part of the head, where the eyes, nose and mouth are placed. Front of the head, from the hairline to the chin, and including the forehead, eyes, nose, cheeks, and jaw. The anterior part of…
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F.
(Abbreviation in author citation) from the Latin filius meaning ‘son’.
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