Hairy Finger-Grass

A rare Annual grass, with the scientific name of Digitaria sanguinalis. The leaf is Flat or rolled, having a typical width of 3-8mm. The Ligule is Membranous, being 1-2mm in length; Auricle?: No. Growth type is Tufted.
Hard Fescue

An uncommon Perennial grass, with the scientific name of Festuca brevipila; formerly being classified as Festuca longifolia. The leaf is Bristle, having a typical width of 0.5-1mm. The Ligule is Membranous , being 0.5mm in length; Auricle?: No. Growth type is Tufted. It is well adapted to very dry and infertile areas and is ideal for low maintenance situations, or medium height, low intensity of use surfaces.
Hard-grass

A common Annual grass, with the scientific name of Parapholis strigosa. The leaf is Flat or rolled, having a typical width of 1-2.5mm. The Ligule is Membranous, being 0.3-1mm in length; Auricle?: No. Growth type is Tufted.
Hare's-Tail

A rare Annual grass, with the scientific name of Lagurus ovatus. The leaf is Flat or rolled, having a typical width of 2-14mm. The Ligule is Membranous, being 3mm in length; Auricle?: No. Growth type is Tufted.
Heath Grass

A common Perennial grass, with the scientific name of Danthonia decumbens. The leaf is Flat or rolled, having a typical width of 2-4mm. The Ligule is a Fringe of hairs, being 1mm in length; Auricle?: No. Growth type is Tufted.
Helictotrichon

The genus name for range of grasses (2 species) called Oat-grass.
Helictotrichon pratense, Meadow oat-grass.
Helictotrichon pubescens, Downy oat-grass.
Highland Bent

A common Perennial grass, with the scientific name of Agrostis castellana. The leaf is Flat or rolled, having a typical width of 1.5 to 4.5mm. The Ligule is Membranous, being 3mm in length; Auricle?: No. Growth type is Rhizomatous. It is a single cultivar species of bent grass. It was commonly sown on golf and bowling greens, and is still suitable for such use, although finer leaved and more compact brown top bent grass cultivars are more commonly sown on these areas. Highland bent may now be more frequently used on ornamental lawns, golf tees and golf fairways. It is also called Highland Browntop Bent.
Holcus lanatus

The scientific name for the grass Yorkshire-fog.
Holcus mollis

The scientific name for Creeping soft-grass.
Holy-Grass

A rare Perennial grass, with the scientific name of Anthoxanthum nitens. The leaf is Flat or rolled, having a typical width of 10mm. The Ligule is Membranous, being 2-4mm in length; Auricle?: No. Growth type is Rhizomatous.