86 
ORDER LXIV. POLYGONE^. 
1. RUMEX. 
1. R. SANGUINEUS. /3. Green- veincd Dock. July. 1/ 
In woods and dry sliady places. At Londesbro’, very frequent. 
Billy Bank wood, near Richmond. 
2. R. CRispus. Curled Dock. June — July. 1/ 
In waste ground and in pastures. 
3. R. OBTUSiFOLius. Broud-leaved Dock. July — -August. 11 
In waste ground, pastures, and by road sides. 
4. R. MARiTiMus. Golden Dock. July — August. 2/ 
In marshes. In Campshire, a large marsh one mile south of York. 
In the Mere at Scarbro’, In marshes two miles south east of 
Beverley. 
5. R. HYDROLAPATHUM. Great Water Dock. July — September. 7/ 
In ditches and sides of rivers. Askham bogs, near York. Ponds 
near Ripon. By the river Derwent, between Crambe beck and 
Kirkham. 
6. R. ACETOSA. Common Sorrel. June. 7/ 
In meadows and pastures, frequent. 
7. R. ACETOSELLA. Slieep’s Sorrel. June — July. 7/ 
In dry fields and on moors, frequent. 
The different species of Rumex supply food to the larvae of the following insects ; — Leucania comtna, 
(the Shoulder-stripe Wainscot;) Leucania pallens, (the Common Wainscot;) Phragmatobia fuli"i- 
nosa, (the Ruby Tiger;) Gl(sa rubricosa, (the Red Chesnut;) Pyrophila Tragopogonis, (the Mouse;) 
Bypterygia Pinastri, (the Bird’s Wing;) Mamestra Suasa, (VaG Dog’s Tooth;) Euplexia lucipara, 
(the Small Angleshades ;) Trachea Atriplicis, (the Wild Arrach ;) Polia flavocincta, (the Large 
Ranunculus;) and Acronycta Rumicis, (the Knot Grass.) 
2. POLYGONUM. 
1. P. AMPHiBiuM. Water Persicaria. July-— September. 7/ 
In rivers and ponds, frequent. 
2. P. PERSICARIA. Spotted Persicaria. July— August. O 
In ditches and wet fields, frequent. 
3. P. LAPATHiFOLiuM. Pale-flowcred Persicaria. July — August. O 
In moist situations near dunghills. Holdgate, and Heslington fields, 
near York. 
4. P. HYDROPIPER. Biting Persicaria. September. O 
In ditches and watery places, frequent. 
The larva of Trachea Atriplicis, (the Wild Arrach,) feeds on this plant. 
