466 APPENDIX. E. 
Alchemilla vulgaris. 
. alpina. 
III. TETRAGYNIA. 
Potamogeton natans. 
— -— marinum. 
■——-— compress um. 
— --—-—— lucens. 
-—„ crispurn. 
——-perfoliatum. 
—..—-pectinatum. 
-———pusillum. 
Sagina procumbens. 
Tillsea aquatica. 
Y. PENTANDRIA. 
I. MONOGYNIA. 
Myosotis scorpioides. a and £, 
Pulmonaria maritima. 
Echium vulgare. 
Primula farinosa. 
Menyanthes trifoliata.—This plant is important 
to travellers who are not acquaint¬ 
ed with the route in the morasses ; 
for they are well aware that where¬ 
soever it grows they may safely 
pass; its closely woven roots mak¬ 
ing a firm bed upon the soft sub-soil. 
