288 COMPOSITAE 



A discoid form was noticed on chalk ballast near Reading. The 

 plant is too common in all the districts to need localities. 

 It occurs in all the bordering counties. 



TAISTACETUM, Linn. Gen. n. 848 (Tournefort, Inst. t. 261). 



T. viilg-are, Linn. Sp. PI. 844 (1753), and of Tragus. Tansy. 



Top. Bot. 260. Syme, E. B. v. 44, t. 716. Nyman, 375. Fl. Oxf. 163. 

 Native. Viatical. Roadsides, hedges, and river-banks, heathy fields. 



Local. P. June-September. 

 First record. T. vidgare, Commoi tansey, Dr. Noehden. Meat rubbed 



with the leaves will not be attacked by the flesh fly, Mavor'fi 



Agr. Berks, 1809. 



1. Isis. Appleton, Barratt, in Baxt. Phaen, Bot. 24. 



2. Ock. By the Mill brookside in South Moreton Common, a rare 



l^lant, Lousley in RusseJfs Cat. Turville Lane, Heivett's Hist. 

 Marcham, Walker. Foxcombe Hill, Boswell. Near Kennington, 

 Baxter, in Fl. Oxf. Didcot. Fyfield, Miss F. M. Parker. Near Radley. 



3. Pang. Streatley, PampUn. In one spot only near a farm, 



Hampstead Norris, W. M. Bogers. Near Maple Durham, but on 

 the Berkshire side of the river near the Roebuck, Tiifnail, in 

 Fl. Oxf. Tilehurst. Bucklebury, Hawkridge. Pangbourn. 



4. Kennet. Mortimer, Tvfnail. Wickham, Mrs. Batson. Railway- 



banks near Enborne, Weaver. Bucklebury. Wash Common. 



5. Loddon. Banks of Blackwater, Penmj. Twyford, Stubbs, in Britt. 



Confr. Arborfield, Tayler. Loddon Bridge. Wliistley Mill. 

 Hurst Green. Coleman's Moor. Finchampstead. Long Moor. 

 Tanacetum is recorded for all the bordering counties. In Bucks it 

 occurs by the Thames, close to Eton Wick. 



ARTEMISIA, Linn. Gen. n. 849 (Tournefort, Inst. t. 260). 



A. Absinthium, Linn. Sp. PI. 848 (1753). Wormivood. 



A. mdgare, Fuchs, Hist. Absinthium, Brtmfels. 

 Top. Bot. 251. Syme, E. B. v. 61, t. 731. Nyman, 376. Fl. Oxf. 164. 

 Denizen or casual. Viatical. Waste places and roadsides. Very rare. 



P. July-September. 

 First record. A. ahsynthium. Plentifully in several places, Mavor's 

 Agr. Berks, 1809. Probably a mistake for A- vulgaris, which is 

 omitted. 

 •1. Ock. At Appleford, Lousley in Russell's Cat. 1839. A large plant 

 occiirred by the roadside near Dry Snndford, and another near 

 Marcham. Near Cothill. 

 ■i. Pang. Streatley, Pamplin. (I have not seen it.) 



