This section is from the book "British Wild Flowers - In Their Natural Haunts Vol5-6", by A. R. Horwood. Also available from Amazon: A British Wild Flowers In Their Natural Haunts.
The habitat of this grass is rivers, lakes, watery places. The plant has the grass habit. The rootstock is creeping. The stems are stout, erect. The leaves are broad, flat, with smooth sheaths, and the ligule is large. The panicle is long, more or less erect, with rough, short, spreading branches when in flower. The spikelets are ovate, purplish, the flowers clustered. The glumes are not winged, but keeled. The empty glumes are 3-nerved, long-pointed, smooth. The flowering glumes are shorter, ovate to lance-shaped, without nerves, silky. There are 2 narrow silky scales. The plant is 2-6 ft. in height, flowering in July and August, and is a herbaceous perennial.
The habitat of this plant is wet meadows, ditches, wet grassy places. The plant has the grass habit. The root is fibrous. The stem is prostrate and rooting below, then ascending, bent at the node (hence sreniculatiis). The leaves are flat, roughish above and on the edges, elsewhere smooth. In dry places the knots are oval and fleshy. The upper sheath is swollen. The ligule is oblong. The panicle is slender, cylindrical, blunt, dense-flowered, with branches of 1 spikelet. The empty glumes are hairy and silky, the keel fringed with hairs, blunt, united below, membranous at the top. The awn is longer than the palea. The anthers are purplish, then yellow, linear. The styles are combined. The plant is 8-18 in. in height, flowering between May and September, and is a herbaceous perennial.
Alopecurus fulvus, Sm. ( = A. cequalis, Sobol.). - This species is regarded as a sub-species or variety of the Marsh Foxtail. It has been found in 32 vice-counties in England, Wales, S.E. Yorkshire, Norfolk to Sussex, and Devon. It is of the English type, found between coast-level and 600 ft. It is a native species found on the margins of ponds, reservoirs, etc. The plant has the grass habit. It is bluish-green. The stem is prostrate below, then ascending, often floating, bent at the nodes, smooth. The leaves are bluish-green. The ligule is oblong. The sheaths are rather swollen. The panicle is slender, more or less acute, cylindrical. The glumes are united below, blunt, fringed with hairs, the awn inserted near the middle, longer than the flowering glume. The anthers are white at first, then orange. The plant is in flower from May to September, and is a herbaceous perennial. The plant is found on clay and loam in the rush society.
Agrostis verticil!ata,Vill. - This species is found in the Channel Islands. It is similar to Agrostis alba, but the stem is bent at the base. The branches of the panicle have flowers at the base. It is in flower in May and June, and is a herbaceous perennial.
The habitat of this species is wet meadows, woods, thickets, rough pastures. The stems are stout, leafy, shining, and smooth. The plant is tufted. The leaves are linear, oblong, flat, rough, leathery, rolled in at the border, the sheaths shining, smooth or rough. The upper ones are very long. The ligule is blunt. The panicle is large, ovate, oblong, nodding, the branches rough, wavy, spreading in flower. The spikelets are purplish, flattened, shining, the florets overlapping. The glumes are rough at the keel, the empty glumes narrow, blunt, not so long as the flowering glumes (1-3), the third of which is imperfect, silky below. The awn is short, inserted below the middle, as long as the glume. The flower-stalk of the second floret is downy or hairy. The plant is 2-4 ft. high, flowering in July and August, and is a herbaceous perennial.