CYNOGLOSSUM 347 



POLEMONIACEAE, DC. Fl. Fr. 3, 645 (1805). 

 Polemonaceae, Vent. Tabl. 2, 398 (1799). 



**PoLEMONiuM CAKRULEUM, Linn. Sp. PI. 162 (1753). Jttcoh's Ladder, Greek 



Valerian. 

 Top. Bot. 281. Synae, E. B. vi. 82, t. 922. Xj-man, 503. M. Oxf. 198. 

 Alien. Hedge-sides and waste places. P. June -August. 

 First recorded in Milne and Gordon's Indigenous Botany, 304, 1793. 



4. Kennet. Between Reading and Speenhamland, Milne and Gordon. 



Also, on the authority of Mr. Bicheno, in Mavor's Ayr. Berks, 1809. 



5. Loddon. On a ditch-bank near Windsor, bvit may possibly be the 



outcast from a garden, Gotohed in Bot. Guide, 1805. 

 This plant, which is extensively cultivated in gardens, is found nowhere 

 in Berkshire or the bordering counties in a native condition. 



BORAGINACEAE, Lindl. Nat. Syst. ed. 2, 274 (1836). 



Ehretiaceae, Schrad. Diss. Asperif. 20 (1820). 



CYNOGLOSSUM, Linn. Gen. 168 (Tournefort, Inst. t. 57). 



C. officinale, Linn. Sp. PI. 134 (1753). Hound's Tongue. 



Top. Bot. 329. Syme, E. B. vii. 118, t. 11 18. Nyman, 521. Fl. Oxf. 205. 



Native. Viatical and glareal. Waysides, dry woods, heaths, commons, 

 chiefly on gravelly or calcareous soil. Local. P. or B. June- 

 August. 



First record. Cynoglossum vulgare, C. B. P. circa Readingum oppidum 

 idem floribus candidis observavimus {Bvbart), Morison, Hist. Ox. iii. 

 448, 1699. Cynoglossum Jlore albo, neere Redding, Mr. W. Broxcne's 

 MSS. 1656. 



1. Isis. Carswell, Miss M. Niven. Near Besilsleigh. Buscot. Wytham. 



Strattenborough Castle. 



2. Ock. About two miles on the Oxford side of Abingdon, Baxter in 



Walk. Fl. Amongst the bushes round West Hagbourn meadow 

 and in the Cow Lane, but not plentiful, Lousley in Russell's Cat. 

 Marcham, Walker. Hendred, Heicett's Hist. Besilsleigh and 

 Tubney. 



3. Pang. Compton, Heicett's Hist. Ashampstead. 



4. Kennet. Welford, Mrs. Batson. Very fine specimens in Hamj)- 



stead Marshall Park. 



5. Loddon. Near Reading, Bobart. Early railway-bank, Tufnail. 



Park Place, Stanton. Windsor Park, Bolton King. Near Twyford, 

 Stansfield. Stubbing's Heath. 

 Var. suBGLABRUM, Bromf., Phyt. iii. (1849) 571. 



This variety or form, which occurs in Wytham, is often mistaken 

 for the rarer C. montanum. They may be distinguished by the hairs in 

 C. officinale not having a bulbous base. In C. montanum the base is 

 distinctly swollen. 



