lucens. 



APPENDIX. 1091 



Inftead of leaves, the plant is furniflied only with 

 a few very minute membranaceous fcales, ad- 

 hering clofely to the flalk juft under the 

 branches. 



TETRAGYNIA. 



POTAMOGETON. p. 122. 



A variety of this with long, lanceolate, dock- 

 fhap'd leaves, has been found in the river 

 Clyde -, the fame kind mentioned by Ra)\ in his 

 Syjtopf. III. p. 184. n. 2. 



maritima. RUPPIA. p. 124. 



A fmgular variety of this was fliewn me in Dr. 



Hope's colle6lion, with a peduncle coiled in 4 



fpiral form, and which when extended meafured 



nine inches. 

 If I remember right, he faid it was gathered on 



the coafl of Orkney. 



PENTANDRIA 

 M O N O G Y N I A. 



I tuherofum. SYMPHYTUM fbliis ibmidecurrentibus, l\im- 



mis opporuis. Syjt. nat. edit, 13. p. 158. {Cluf, 



4 A 2 . ^/J^. 



