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Ruellia nudiflora2.jpg Ruellia hirsutoglandulosa.jpg Ruellia menthoides.jpg Ruellia tuberosa.jpg Ruellia simplex_fruits with retinacula.jpg Ruellia geminiflora_color polymorphism.jpg Ruellia longepetiolata_weed in horticulture.jpg

Acanth Fact of the Day

A major clade within Acanthaceae is the cystolith clade. Cystoliths are anatomical structures found in leaves and are thought to be composed of calcium carbonate or calcium oxalate. Their function is unknown.
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Store: 12-31-1969 17:00
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Last modified by: Ryan Stanfield
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