(P and M) _Dactylis glomerata_ (fields, &c.). (P and M) _Poa trivialis_ (meadow and pasture). (W) _Bromus arvensis_ (cultivated and waste places, meadow and pasture). (W) _B. sterilis_ (ruderal). (P and M) _Poa pratensis_ (meadow and pasture). (W) _Briza media_ (meadow and pasture). (P) _Avena pratensis_ (meadow and pasture, especially hilly). (P) _A. pubescens_ (var.)--dry. (P and M) _Lolium perenne_ (meadow, pasture and waste places). (P and M) _L. italicum_ (valuable culture grass). (P) _Cynosurus cristatus_ (downs). (M and P) _Festuca elatior_ (meadow and moist pasture, banks and river-sides). (W) _Agrostis alba and A. canina_ (pasture and waste places, wet or dry). (P and M) _Alopecurus pratensis_ (meadow and pasture). (W) _A. geniculatus_ (moist meadows and marshes). (P and M) _Phleum pratense_ (meadow and pasture). (P) _Arrhenatherum avenaceum_ (meadow, hedges and copse). (P and M) _Anthoxanthum odoratum_ (fields generally). (W) _Hordeum pratense_ (moist meadow and pasture). (W) _Holcus lanatus and H. mollis_ (meadow, pasture and waste). (P and M) _Avena flavescens_ (dry meadow and pasture). (W) _Avena fatua_ (corn-weed). (P) _Festuca ovina_ (light limestone pastures and chalk downs). SHADE-GRASSES. Found in woods, copses, &c., under shade. _Melica uniflora_ (woods, &c.). _Bromus asper_ (hedges, thickets, and edges of woods). _B. giganteus_ (hedges and woods). _Aira cæspitosa_ (moist shade and damp hedges). _Poa nemoralis_ (woods, shady places and damp mountain rocks). _Milium effusum_ (moist woods, &c.). _Agropyrum caninum_ (woods and shady places). _Hordeum sylvaticum_ (woods and copse). _Brachypodium sylvaticum_ (woods, hedges and thickets). _Arrhenatherum avenaceum_ (meadows, hedges and copse). _Festuca sylvatica_ (mountain woods). AQUATIC AND SEMI-AQUATIC GRASSES. Found in wet ditches, ponds, and on marshes, river-banks, &c. _Glyceria fluitans_ (wet ditches and slow waters). _G. aquatica_ (wet ditches and shallow waters). _Alopecurus geniculatus_ (moist meadow and marsh lands). _Digraphis arundinacea_ (river-banks, marshes). _Arundo Phragmites_ (wet ditches, marshes and shallow waters). _Molinia cærulea_ (wet heaths and moors, woods and waste places). _Triodia decumbens_, _Agrostis alba_, _Catabrosa_ and _Calamagrostis_. MOOR-AND HEATH-GRASSES. Downs and dry hill-pastures. _Nardus stricta_ (moors, heaths and hilly pastures). _Aira flexuosa_ (heaths and hill pastures). _Molinia cærulea_ (wet heathy moors, woods and waste places). _Kœleria cristata_ (dry pasture). _Triodia decumbens_ (dry heathy and hilly pastures). _Festuca ovina_ (hilly pastures--especially dry and open--rarer in moist situations). _Agrostis vulgaris_ and _A. canina._ MARITIME OR SEASIDE GRASSES.