Rubiaceae
14,256 species in 620 genera.
- Hoffmannia regalisRubiaceae
- Hoffmannia rhizanthaRubiaceae
- Hoffmannia rivalisRubiaceae
- Hoffmannia robustaRubiaceae
- Hoffmannia rotataRubiaceae
- Hoffmannia rzedowskianaRubiaceae
- Hoffmannia sessilifoliaRubiaceae
- Hoffmannia sessilisRubiaceae
- Hoffmannia silviarumRubiaceae
- Hoffmannia spruceiRubiaceae
- Hoffmannia stenocarpaRubiaceae
- Hoffmannia stephaniaeRubiaceae
- Hoffmannia steyermarkiiRubiaceae
- Hoffmannia strigillosaRubiaceae
- Hoffmannia subauriculataRubiaceae
- Hoffmannia subcapitataRubiaceae
- Hoffmannia terepaimensisRubiaceae
- Hoffmannia tetrastigmaRubiaceae
- Hoffmannia tilaranensisRubiaceae
- Hoffmannia triosteoidesRubiaceae
- Hoffmannia tubifloraRubiaceae
- Hoffmannia tuerckheimiiRubiaceae
- Hoffmannia turrialbanaRubiaceae
- Hoffmannia valerioiRubiaceae
- Hoffmannia veraguensisRubiaceae
- Hoffmannia verticillataRubiaceae
- Hoffmannia vesiculiferaRubiaceae
- Hoffmannia villosulaRubiaceae
- Hoffmannia viridisRubiaceae
- Hoffmannia williamsiiRubiaceae
- Hoffmannia wilsoniiRubiaceae
- Holstianthus barbigularisRubiaceae
- Homollea furtivaRubiaceae
- Homollea leandriiRubiaceae
- Homollea longifloraRubiaceae
- Homollea perrieriRubiaceae
- Homollea septentrionalisRubiaceae
- Needleleaf bluetHoustonia acerosaRubiaceae
- Azure bluetHoustonia caeruleaRubiaceae
- Canadian summer bluetHoustonia canadensisRubiaceae
- Correll's bluetHoustonia correlliiRubiaceae
- Croft's bluetHoustonia croftiaeRubiaceae
- Matted bluetHoustonia humifusaRubiaceae
- Longleaf summer bluetHoustonia longifoliaRubiaceae
- Houstonia macvaughiiRubiaceae
- Southern bluetHoustonia micranthaRubiaceae
- Ouachita bluetHoustonia ouachitanaRubiaceae
- Houstonia palmeriRubiaceae
- Greenman's bluetHoustonia parvifloraRubiaceae
- Roundleaf bluetHoustonia procumbensRubiaceae
- Houstonia prostrataRubiaceae
- Venus' prideHoustonia purpureaRubiaceae
- Tiny bluetHoustonia pusillaRubiaceae
- Rose bluetHoustonia roseaRubiaceae
- Red bluetHoustonia rubraRubiaceae
- Thymeleaf bluetHoustonia serpyllifoliaRubiaceae
- Houstonia sharpiiRubiaceae
- Houstonia spellenbergiiRubiaceae
- Nodding bluetHoustonia subviscosaRubiaceae
- Houstonia teretifoliaRubiaceae
Classification from the World Flora Online Plant List. About our plant data.