Exacum Tetragonum

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Exacum Tetragonum

Description Exacum Tetragonum, commonly known as the Square-stemmed Exacum, is a beautiful houseplant that belongs to the Gentianaceae family. It is native to Madagascar and can grow up to 12 inches in height. This plant has unique characteristics that make it stand out among other houseplants. Its square stems, for instance, set it apart from most plants, which have round…