Yellow Bristle-Grass
A rare Annual grass, with the scientific name of Setaria pumila. The leaf is Flat or rolled, having a typical width of 4-10mm. The Ligule is a Fringe of hairs, being 1mm in length; Auricle?: No. Growth type is Tufted.
Yellow Oat-grass
A common Perennial grass, with the scientific name of Trisetum flavescens. The leaf is Flat or rolled, having a typical width of 2-4mm. The Ligule is Membranous, being 0.5-2mm in length; Auricle?: No. Growth type is Tufted.
Yorkshire Fog
A common Perennial grass, with the scientific name of Holcus lanatus. The leaf is Flat or rolled, having a typical width of 3-10mm. The Ligule is Membranous, being 1-4mm in length; Auricle?: No. Growth type is Tufted.
Zoysia Grass
A warm season species of grass. There are two main turfgrass species: Japanese Lawngrass, (Zoysia japonica); and Manila grass, (Zoysia matrella).