Z. mays ssp. parviglumis - plant. This is a typical well-grown ssp. parviglumis plant, lacking tillers and having long branches with tassels at their tips. (Photo L. Nault)

Z. mays ssp. parviglumis - ears (Photo H. Iltis)

Z. mays ssp. parviglumis - tassel (Photo H. Iltis)

Z. mays ssp. parviglumis - male spikelet outer glume
(Photo J. Doebley)