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FamilyScientific Name Common NameHabitatDistributionImage
RubiaceaeHexasepalum radulaChrome ore piles and ballast, a waif.Native of South America.image of plant
RubiaceaeHexasepalum teresPoorjoeDunes, sandy roadsides, glades, hardpans, other dry habitats.MA, NY and WI, south to FL, TX, and CA, south through Mexico and Central America.image of plant