NETTLE FAMILY 



429 



globose 

 the sea 

 August. 

 3 U 

 species, 

 stings ; 



stalked clusters. — In the east of England, chiefly near 

 ; local. The most virulent British nettle. — Fl. June — 

 Annual. 



urens (Small Nettle). — Smaller than either of the other 



about a foot high, branched, with no hairs except the 



flowers in short, seldom branched clusters, staminate and 



URTfcA DiofcA {Great Nettle). 



carpellate together. — Waste places ; abundant. — Fl. June — Octo- 

 ber. Annual. 



4. Parietaria (Pellitory). — Pubescent herbs or shrubs with 

 scattered, entire, exstipulate leaves ; polygamous, 4-merous flowers ; 

 valvate, persistent perianth enlarging round the fruit. (Name 

 from the Latin paries, a wall, where these plants often grow.) 



1. P. ramiftora (Common Pellitory-of-the-wall). — The only 

 British species, a much-branched, bushy, herbaceous plant, with 



