Checklist - Genus: Houstonia

GenusSpeciesCommon NameCategoryFamilyClass
1Houstoniacaerulea Azure BluetsMadder FamilyRubiaceaeMagnoliopsida
2Houstonialongifolia var. compactaLong-leaved BluetMadder FamilyRubiaceaeMagnoliopsida
3Houstoniamicrantha Southern BluetsMadder FamilyRubiaceaeMagnoliopsida
4Houstoniapurpurea var. purpureaPurple BluetMadder FamilyRubiaceaeMagnoliopsida
5Houstoniapusilla Small BluetMadder FamilyRubiaceaeMagnoliopsida
6Houstoniaserpyllifolia Creeping BluetMadder FamilyRubiaceaeMagnoliopsida
7Houstoniatenuifolia Longleaf Summer BluetMadder FamilyRubiaceaeMagnoliopsida