536 CYPERACEAE 



1. Isis. Idstone. Coleshill. Appleton. 



2. Ock. Ferry Hinksey, Bosicell. Denchworth, Wait Marcham, 



South Hinksey. Cothill. Uffington. Frilford. Near Cholsey. 



3. Pang. Westbrook. Hampstead Norris. W. M. Rogers. Ashamp- 



stoad, Compton. Hermitage. Ashridge. Bradfield. Buckle- 

 bury. Frilsham. Oarebury Hill Wood, &c. 



4. Kennet. Russell's Cat., 1839 Mortimer, Tufnail. Brimpton. 



Aldermaston. Burghfield. Newbury. Hungerford. Lambourn. 

 Theale. 



5. Loddon. 'Conning, Rmlge. Bisham Wood, &c., M??. Old Windsor, 



Winch MSS. Hurst, Melvill. Abundant by roadside near Maiden- 

 head. Spencer's Wood Common. W^indsor Park. Early. 

 Winkfield. Waltham. Sandhurst. W^arren Eow. Ruscombe. 

 The more frequent form is that called var, compacfa, Syme, I.e. 

 Var. TiRE>-s, Koch, Syn. Fl. Germ. 751 (1837), which has a more 

 interrupted spike and maybe a fertile hybrid of C. muricata and divuha. 

 occurs at Hurst, Melvill, Euscombe, Coleshill, &c. It is the C. divulsa, 

 Gaud. Fl. Helv. vi. 47, not of Stokes and Goodenough. 



C. muricata also occurs with an interrupted spike, without any sign 

 of C. divulsa parentage, and various other modifications in the spike 

 are also found. 



C. muricata occurs in all the bordering counties. 



C. divulsa, Stokes in With. Bot. Arr. ed. 2, 1035 (1787) and Good. I.e. 



C. canescens, Huds. Fl. Angl. ed. 2, 405, not of Linn. 



Top. Bot. 454. Syme, E. B. x. 94, t. 1625. Nyman, 781. Fl. Oxf. 330. 

 Native. Septal. Hedge-banks, woods, &c. Common in the chalky 



districts. It also occurs in scattered localities throughout the 



county. P. May-June. 

 First record. An unnamed specimen from Sonning on the sheet wnth 



C. muricata, Mr. S. Radge in Herb. Brit. Mhs. 1800. 'Botley, H. Bosicell. 



about i860. 



1. Isis. Shrivenham. 



2. Ock. Near Botley, BosweU. Cothill. Wootton. Blewbury. 



Chilton. 



3. Pang. Unwell Wood, Law9on in Herh. Oxf. Pangbourn, Bosicell. 



Langley, Hampstead Norris, W. M. Rogers. Lower Basildon, 



Tufnail. Tilehurst. Tidmarsh. Bucklebury. Ashampstead. 



Hermitage. Yattendon. Bradfield. Compton. East Ilsley. 



Aldworth. Frilsham. Fence Wood. 

 •4. Kennet. Beedon, W. M. Rogers. Mortimer West. Newburj\ 



Kintbury. Pebble Hill. Hungerford. Lambourn. Near 



Reading. Near Snelsmoi'e. Inkpen. 

 5. Loddon. Near Reading, BosweU. Wargrave. Ruscombe. Shur- 



