pentamerous
Americanadjective
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consisting of or divided into five parts.
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Botany. (of flowers) having five members in each whorl.
adjective
Other Word Forms
Etymology
Origin of pentamerous
From the New Latin word pentamerus, dating back to 1820–30. See penta-, -merous
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In the British Adoxa the uppermost flower generally has two calyx-lobes with the other organs tetramerous, while the surrounding flowers generally have three calyx-lobes with the other organs pentamerous.
From The Origin of Species by means of Natural Selection, 6th Edition by Charles Darwin
Hydradephaga; -ous: applied to aquatic, predatory pentamerous beetles with filiform antennae: see adephagous.
From Explanation of Terms Used in Entomology by John. B. Smith
To take an example, the group Pseudostrobus, characterized by pentamerous leaf-fascicles, appears in many systems.
From The Genus Pinus by George Russell Shaw
Adephagous: belonging to the Adephaga: pentamerous, predatory, terrestrial beetles with filiform antennae and predatory habits: see hydradephagous.
From Explanation of Terms Used in Entomology by John. B. Smith
Thus the formula S5P5St5C5 means that the flower is perfect, and has pentamerous symmetry, the whorls being isomerous.
From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various
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