ELYMUS 60 T 



but is inferior to many other grasses, flavor's Agr. Berks, 1809. 

 Occurs in all the districts. 



1. Isis. Cumnor. Coleshill. Buscot. Godstow. Wytham Park. 



Appleton. 



2. Ock. Denchworth, Waif:. Marcham. Eadley. Hanney. Challow. 



3. Pang. Basildon. Tilehurst. 



4. Kennet. Thames Meadows near Eeading, F. Tufnail. Theale. 



Aldermaston. 



5. Loddon. Sonning. Bray. Side of Thames nekr Park Place. 

 H. nodosum occurs in all the bordering counties. 



H. murinum, Linn. Sp. PI. 85 (1753), and Herb., and of J, Bauhin. 

 Wall Barley. 



Top. Bot. 506. Syme, E. B. xi. 191 t. 1822. Nyman, 838. Fl. Oxf. 352. 



Native. Viatical. Waste places, roadsides, walls, &c., especially in 

 and about villages. Common and widely distributed. B. June- 

 November. 



First record. Under the mud walls about Blewbury and in many 

 other places about Blewbury, and in many other places in the 

 Vale, Mr. J. Zousley in EusselVs Cat. 1839. 

 H. murinum occurs in all the bordering counties. 



ELYMUS, Linn. Gen. n. 91. 

 E. europaeus, Linn. Mant. i. 35 (1767), and Herb. Wood Lyme Grass. 



Secale xillosum, Huds. Fl. Angl. 46 (1762). Elymus viUosus. 



Hordeum sylvaticum, Huds. Fl. Angl. ed. 2, 57 ^1778 . H. evropaeum, 



All. Fl. Ped. ii. 60 (1788). H. cyUndricion, Murray, Prod. Stirjj. 



Gott. 43 C1770). 



Top. Bot. 505. Syme, E. B. xi. 192, t. 1820. Nyman, 837. Fl. Oxf. 496. 



Native. Sylvestral. Woods on the Chalk. Local. Distinctly a 



calcareous species. P. July-August. 

 First record. Circa Henley and Marlow, Hudson's Fl. Angl. 57, 1778. 

 Berkshire, Sm. Fl. Brit. i. 154, 1800, and E. europaeus, Mr. Bicheno 

 in Mavor's Agr. Berks, 1809. Not rare in Berkshire, Sm. Engl. Fl. i. 

 178, 1824. 

 3. Pang. Near Reading, Boswell. Unwell Wood. Basildon. Sulham. 

 5. lioddon. Woods between Maidenhead and Great Marlow 

 (J. Woods'^, Winch add. in New Bot. Guide, 1835. Circa Henley 

 and Marlow, Huds. Fl. Angl. 1778. Abundantly in Bisham 

 Wood and in most of the woods, Mill. Quarry Wood. 

 Ehjmus is recorded for all the bordering counties except Wiltshire. 



**Triticum vulgare, Vill. Hist. PI. Dauph. ii. 153. Tilieat. 



Casual plants of this are found occasionally in hedges, &c., but it is not 

 permanent. 



