Category: T
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Torulose
Cylindrical; Cylindrical and laterally compressed, with contractions or swellings at irregular intervals, nearly the same as moniliform (which is more regular). (Torulose has been used (incorrectly) for regularly spaced contractions).
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Tortuous
Twisted in different directions.
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Torose
Cylindrical with spaced contractions, forming a string of beads.
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Toroid
(2-dimensional shape) in the shape of a torus, a ring-shaped cylinder.
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Top-shaped
(3-dimensional shape) inversely conical. Cone-shaped, the apex downward.
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Topotype
(In nomenclature) not a true nomenclatural type but a specimen collected later than the date of publication of the taxon name in question from the type locality or from the area from which the species was described.
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Topodeme
(Du Rietz) group of related individuals of a particular taxon occuring within a specific geographical area.
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Topocline
A gradient in character(s) over the geographical range; a cline in respect to geographical factors.
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Tooth
Small pointed projection, usually triangular. Serration, as on the edge of a leaf (plural, teeth). The serrations on the edges of a leaf or leaflet, as in rose leaves. One of a set of bones in the mouth which are used to chew food. Any of the hard structures in the mouth used to cut,…
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Tomentum
A felt-like covering of downy hairs.