DIANDRIA MONOGYNIA. Lemna. 7 



Bogs, morassy ground. Peat bogs on Bullingdon Green. Under 



Headington Wick copse. Sh. and Bx. Cotesford Heath. 



R. Pr. Henley Hill. fVh. 

 Per. May. 

 Plant smooth. Fl. tube, and spur, pale purple ; limh deep blue, its 



five segments very unequal. 



The clammy juice of the herb reputed good for the sore dugs of 

 cows. G. The Welch prepare a purgative syrup from the plant. 



UTRICULA'RIA \ Bladder-wort, or Hooded Milfoil. 



U. vulgaris. Greater Bladder-wort. Spur conical. 

 Scape straight. Cluster somewhat corymbose. Upper 



lip of the corolla, the length of the palate, bent back at 



the sides. E. B. 253. G. E. 828. 

 Ditches on the right-hand side of the Botley road. Otmoor. 8h. 



Ditch by the Devil's Back Bone, going to South Hinksey. 



Opposite the first drawbridge, beyond Heyfield's Hut. Bx. * 

 Per. July. 

 Ls. hair-like, under water, (root-like ?) bearing numerous crested 



bladders which float the plant at the flowering season by means 



of air formed witliin them. This air gives place subsequently 



to water, and the plant sinks to ripen its seed. Fl. large, 



yellow, with an orange striped palate. 



LEMNA. Duck-weed. 



L. trisulca. Ivy-leaved D. Fronds stalked, oval-spear- 

 shaped, proliferous. E.B. 926. H.L.I 19. Hede- 

 rula aquatica. G. E. 830. 



Ditches. 



An. Aug. 



Ls. crossing each other at right angles, smmming on the surface of 



the water. Fl. white. 



A cooling application to inflamed parts. The infusion in white 

 wine, according to Bates, an infallible secret in jaundice. 



L. minor. Less D. Fronds inversely egg-shaped, 

 flattish above and beneath. Roots solitary. E. B. 

 1095. H. L. 120. G. E. 829. 



Ditches. 



An. June. 



Ls. connected at the base. Fl. very rare. 



L. gihha. Gibbous D. Fronds inversely egg-shaped. 



3 From utriculus, Lat, a little bottle. 



