556 63. POLYGONACER. - 
segregates of P. aviculare are unnoticed even in very recent Floras, 
as those of Cambridge, North Yorkshire (except agrestinwm) and 
Northumberland and Durham. 
Polygonum (aviculare) arenastrum, Bor. 
Provinces -- 8 4------ 11-1415. And others? 
Syn. 939. Common near London, but apparently less abundant 
in the north; Eng. bot. viii. 65. 
Polygonum (aviculare) microspermum, Jord. 
Provinces - 2 3------- 11. Surrey. Durham. Northumb. 
Syn. 939. Apparently rare; Eng. bot. viii. 66. 
Polygonum (aviculare) rurivagum, Jord. 
Provinces 1-3 45--8--11. And others probably. 
Syn. 939. ‘Common in sandy and chalky districts in Kent, 
Surrey, Essex, and Norfolk. I have it also from Warwickshire 
and Durham ;” Eng. bot. viii. 67. 
Polygonum (aviculare) littorale, Link. 
Provinces ?23------ 10. Wight. Kent. Essex. York. 
Syn. 939. Probably not uncommon; Eng. bot. viii. 67. 
Polygonum (Convolvulus) pseudo-dumetorum, L. C. 
Provinces - 2 3. Probably in many others also. 
Syn. 941. Flora Vectensis, p. 435. Simply P. Convolvulus 
growing luxuriantly, and with the angles of the fruit perianth 
conspicuously winged; in so far somewhat resembling P. dume- 
torum, for which it has been mistaken in some places. 
Polygonum Fagopyrum, Linn. 
Provinces 1 to 15. Devon flo. to Forfar flo. 
Casual. Cyb. ii. 341. Sown for feeding game; not permanent. 
Rumex maximus, Schreber. 
Province - 2. Sussex; Bab. man. edit. 1 only. 
Error. Cyb. ii. 842. ii. 502. A misnomer? 
Rumea conspersus, Hartm. 
Province- 15. Winross; Dr. Arnott! 
Native? For particulars, see Eng. bot. viii. 48—49. 
Rumex alpinus, Linn. 
Provinces - - - [4] ---8- 1011 121314 15 16. 
Alien. Cyb. it. 844. [4 Norfolk; Rev. Mr. Small.] 
Rumex (nemorosus) sanguineus, Linn. 
Provinces - - (8) -- -- 8 - - (11) - - 14, ete. 
Syn. 948. Cyb. ii. 345. Midx. flo. 240. The name sanguineus 
is usually given by English collectors for the type form of the 
species. Assuming it to have intended the plant only when it has 
a network of purplish veins in the leaves, it ought surely to be held 
the variety, not the typical form, both as being less usual and as 
being a less natural condition of the species. There arc two states 
