ACORUS 509 



[S. MixiMUM, Fries, Snmma Veg. Scand. ii. 560 (1846-9). S. natans, Linn. Sp. 

 PI. 971 (1753) p.p., and of Herb, chiefly. Syme, E. B. ix. 8, t. 1390. 

 Is recorded for Hampshire.] 



ARACEAE, Neck. Act. Ac. Theod. Pal. ii. 462 (1770). 



ARUM, Linn. Gen. n. 915 (Tournefort, Inst. t. 69). 



A. maculatuiu, Linn. Sp. PI. 966 ^1753). Lords and Ladies, Wake Robin, 

 Cuckoo Pint. 



Top. Bot. 427. Syme, E. B. ix. 13, t. 1392. Nyman, 755. FL Oxf. 314. 

 Native. Sylvestral. Woods, thickets, hedge- banks, &c. Common in 

 all the districts, but owing to the trimming of the hedges less 

 frequent than formerly. P. April-May. 

 First record. Sonning, Mr. S. Budge in Herb. Brit. Mus. 1800. Anim 

 maculatum. Dr. Noehden, Mavor's Agr. Berks, 1809. With JEcidium 

 Ari, Hook, on it in Bagley Wood, Baxt. Phaen. Bot. n. 261. 

 Var. IMMACULATUM, A. viilgare, var. iinmaculatum, S. F. Gray, Nat. Arr. 

 ^ ii. 38 (1821), the form with unspotted leaves, is also frequent. 

 Arum macidatum is found plentifully in the bordering counties. 



[A. iTALicuM, Miller, Gard. Diet. ed. 8. n. 2 (1768). Syme, E. B. ix. 15, t. 134^. 

 Is recorded for South Hants, but it is not the typical continental form.] 



ACORUS, Linn. Gen. n. 392. 

 A. Calamus, Linn. Sp. PI. 324 (1753). Siceet Flag. 



Calamus Aromaticus, Pet, 



Top. Bot. 428. Syme. E. B. ix. 11, t. 1391. Nyman, 754. Fl. Oxf. 314, 

 Native. Paludal. Sides of rivers and ponds. Locally common. P. 



June-August. 

 First record. Tiji^ha aromaiica clava rugosa, nobis. Ad fluviorum ripas 

 et in aquosis variis , , . circa piscinas et canales Honoratissimi et 

 Maecenatis insignis H. Comitis de Clarendon apud Swallowfield 

 in Com. Bercs,, {Bobart) Morison, Hist. Ox. iii. 246, 1699. 



1. Isis. Buckland. 



2. Ock. Between Oxford and Iffley on the banks of the Isis, near 



the Lasher, Baxter in Purt. Midi. Fl. 1821. Kennington and 

 Sandford. Marcham, Walker. Abingdon. Near Wittenham. 

 Between Abingdon and Eadley, flowering freely. Near Walling- 

 ford. At intervals along the river during its course from 

 Oxford southwards. 



3. Pang. By the Pang at Tidmarsh. Purley Hall Lake, Tufnail. 



Near IVLoulsford and Streatley, and betw^een Tilehurst and 

 Beading ; common at inteiwals by the Thames from Mongewell 

 to Beading. 



4. Kennet. By Burghfield Bridge, &c., Tufnail. 



