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"Black-Eyed Susan" ~Rudbeckia hirta~
as well as other primary sources
There are more than 250 species worldwide
it offers a calm seasonal accent for small spaces
Piptocarpha (Compositae: Vernonieae). Flora Neotropica (99) flora neotropica "Black-Eyed Susan" ~Rudbeckia hirta~Piptocarpha (Compositae: Vernonieae) treats 46 species within two subgenera, four sections, and seven series. This treatment includes full synonymy, typification, species descriptions, and 26 figures. In addition, the authors discuss distribution, morphology, karyology, coevolution with rusts, chemotaxonomy, phylogeny, dispersal, conservation, and uses.
US$ 66.56
US$ 43.13
US$ 1028.75
