Para grass (Panicum barbinode)de S. M. TracyMateriasGrassesForage plantsResearchEdiciones (2)Para grass (Panicum barbinode) (1919)U.S. Dept. of Agriculture · inglésPara grass (Panicum barbinode) (1909)inglésMás obras de S. M. TracyCatalogue of the phaenogamous and vascular cryptogamous plants of MissouriReport of an investigation of the grasses of the arid districts of Texas, New Mexico, Arizona, Nevada, and Utah, in 1887The Lyon velvet bean (Stizolobium niveum)
Report of an investigation of the grasses of the arid districts of Texas, New Mexico, Arizona, Nevada, and Utah, in 1887
