Maryland Checklist - Genus: Houstonia - all-time (Total: 7)   

PhotosCommon NameGenusSpeciesCategoryFamilyOrderClassKingdom
1 Azure BluetsHoustoniacaerulea Madder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
2 Long-leaved BluetHoustonialongifolia var. compactaMadder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
3 Southern BluetsHoustoniamicrantha Madder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
4 Purple BluetHoustoniapurpurea var. purpureaMadder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
5 Small BluetHoustoniapusilla Madder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
6 Creeping BluetHoustoniaserpyllifolia Madder FamilyRubiaceaeRubialesMagnoliopsidaPlantae
7  Longleaf Summer BluetHoustoniatenuifolia Madder FamilyRubiaceaeRubialesMagnoliopsidaPlantae




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