44 HISTORY OF THE COUNTY BOTANY OF WORCESTER. Feb., 1892. 
HISTORY OF THE COUNTY BOTANY OF WORCESTER. 
BY WM. MATHEWS, M.A. 
(Continued from page 22.) 
* Euphorbia Helioscopia. E. amygdaloides, E. Peplus, E. exigua. 
Tab. 25. In all the districts. 
* E. platyphylla. 95, S. Littleton; Pershore, Purton. Tab. 25. 
Avon. Extinct? 
* E. Lathyris, xxx. 21, 22, old garden, in Crow’s Nest Wood. Tab. 
25. Severn, Malvern. Not native. 
* Mercurialis perennis. Tab. 25. In all the districts. 
* Ceratophyllum demersum. 52, Spetchley. Tab. 25. Avon, Severn, 
Malvern. 
* C. submersum. 52, Northwick Pool. Add. and Corr. Tab. 25. In 
all the districts. 
* Parietaria officinalis. Tab. 25. In all the districts. 
* Urtica urens, TJ. dioica. Tab. 25. In all the districts. 
* Humulus Lupulus. 50. Tab. 25. In all the districts. 
* Ulmus campestris (including suberosa). 52, planted. Tab. 25. 
In all the districts, var. glabra. Tab. 25. Severn, Lickey. 
U. carpinifolia, xxx. 52. Is a synonym for var. glabra. Not in 
table. 
* TJ. montana. 52, Severn; 70, Malvern. Tab. 25. In all the 
districts. 
* Salix pentandra. 98, Alderminster; 123, Frankley. Probably 
planted. Tab. 25. Avon, Severn, Lickey. 
* S. fragilis. 29, Severn D. Tab. 25. In all the districts. 
* S. Russelliana. 29, Severn D. Tab. 25. Avon, Severn, Malvern. 
* S. alba. 29, Severn D. Tab. 25. In all the districts, 
var. caerulea. 29, Severn D. Tab. 25. In all the districts. 
* var. vitellina. 29, Severn D. Tab. 25. In all the districts. 
* S. undulata. Tab. 25. Avon district. Notin text. Not localised. 
* S. triandra. 29, Severn D. Tab. 25. Avon, Severn, Malvern. 
* var. amygdalina. 29, Severn D. Tab. 25. Avon, Severn, 
Malvern. 
S. Hoffmanniana. Tab. 26. Severn. Not in text. Not localised. 
* S. purpurea. Not in text. United with S. Helix in Tab. 26. 
var. Lambertiana. 95, Badsey, Purton. Not in Table. 
* S. Helix. 29, Severn D. Tab. 26. United with S. purpurea. 
Avon, Severn, Malvern. 
* S. rubra and Forbyana. Not in text. Not localised. Tab. p. 26. 
* S. viminalis. Tab. 26. In all the districts. 
* S. Smithiana. 29, Severn D. Tab. 26. In all the districts. 
* S. acuminata. 135, Lickey. Not localised. Tab. 26. Malvern. 
Not localised. 
* S. cinerea and var. aquatica. Tab. 26. In all the districts 
