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Tiny Bluet, Small Bluet, Least Bluet - Houstonia pusilla


Family: Rubiaceae Madder family Genus Common Name: Bluets Native Status: Native
Houstonia pusilla - Tiny Bluet, Small Bluet, Least Bluet. These tiny plants can be easy to miss when blooming single, but even with their 2 to 4 inch height, they're hard to miss with the frequent masses blooming together.

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Distribution of Houstonia pusilla in the United States and Canada:
USDA Plants Distribution Map temporarily unavailable.
Blue=Native; Grey=Introduced

Map from USDA Plants Database:
USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 19 Jan 2017). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

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Site: Robertson County, TN Date: 2010-March-29Photographer: Gerald C. Williamson
1/400 f/16 ISO100
Houstonia pusilla is easily identified by the reddish eye in the center of the 4 blue to lavender petals.
Houstonia pusilla

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All content except USDA Plants Database map Copyright Gerald C. Williamson 2017
Photographs Copyrighted by the named photographer