Houstonia longifolia tenuifolia (Houstonia longifolia tenuifolia)
Description
Houstonia longifolia, commonly known as long-leaved bluet or longleaf summer bluet, is a perennial plant in the family Rubiaceae.It can be found throughout most of the Eastern United States and Canada. It has been reported from every state east of the Mississippi River except Delaware, plus North Dakota, Minnesota, Missouri, Arkansas and Oklahoma, with isolated populations in Kansas and Texas. Also, all Canadian provinces from Quebec to Alberta. It prefers upland woods in poor, dry, often sandy, soil, blooming from June to August.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Gentianales
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Family: Rubiaceae
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Genus: Houstonia
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