Bluet
Houstonia caeruleaRubiaceae — Madder family
Native
![Bluet](/images/houstonia_caerulea.jpg)
Brandywine Creek State Park
April 2004
![Bluet](/images/120430_115535.jpg)
Susquehanna State Park, Maryland
April 2012
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Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.