484 PLANT LIFE OV ALAHAMA. 



Polygonum tenue Michx. 11. Am. Hoi . 1 : L'HS. J«()3. 



Oriiv. M;in. I'll. <;, 110. 



Alh-jiluMiiim and Caioliniiin areas. From Ontario to tlio racilic (soawt; New Kdjij- 

 land south to Now .Jersey, alouj? the moiintains to (ieorgia, ami west to Arizona and 

 California. 



Ai.AiiAM.v: Mountain region. KxjioHed rocky Boil. Dekalb County, Mentone. 

 September. Frecpient on Lookout Mountain. 



Tyite locality: ''Hah. in Canada. " 



Polygonum maritimum L. Sp. PI. 1:361. 1753. 

 I'olililoiiiitH ariculdre var. Uttorale Chap. Fl. 390. 

 Ell! "Sk. 1: 453. Gray, Man. ed. 6, 439. 



KlKDI'E. 



Canadian zone to l,<Miisi;inian area. Seacoast I'rom Nova 8eotia to f}ef)rf;ia and 

 Alabama. 



Ai.ahama: Mobile County, banks of Alabama River, near the shipping. To all 

 ai)pearan(e adventive with ballast. Angust, September. Perennial. 



Type locality: "llab. Monspelii, in Italia, Virginia." 



Herb. Geol. Surv. Hcrlt. Mohr. 



Polygonum beUardi All. Fl. Ped. 2 : 207. 1785. 



Britt. \ Hr. 111. Fl. 1:5(32. 



Soi TiiKU.v Ei'iJOPE, Wkstern Asia. 



Louisianian area. 



Ai.ahama: Adventive with ballast. Mobile, 1884, and September. 1893. Stems 

 numerous from the .same root; prostrate, rigid, over 2 feet long, forming large 

 patches. Annual. 



Type locality: "In arvis inter Bussolino e Bardassan [Piedmont]." 



Herb. Geol. Surv. Herb. Mohr. 



Polygonum lapathifolium L. Sp. PI. 1 : .360. 1753. 

 Gray, Man. ed. 6, 440. Coulter, Contr. Nat. Herb. 2 : 376. 

 Alahama: Naturalized about Mobile. June; rare. Annual. 

 Type locality: " Hab. in Gallia." 

 Herb. Geol. Surv. Herb. Mohr. 



Polygonum incarnatum Ell. Sk. 1 : 456. 1817. 



I'oJyqonnm JapaUiifoJinm incarnatum Gray, Man. ed. 6, 440. 1890, 



Ell. Sk. 1. c. Gray, Man. 1. c. Chap. Fl. 388. Coulter, Contr. Nat. Herb. 2 : 376. 



AUeghenian to Louisianian area. Nova Scotia, New Brunswick, Ontario. British 

 Columbia, Vancouver's Island; from Vermont and western New York west to 

 Nebraska, and throughout the Ohio Valley to Missouri, Arkansas, and Colorado, 

 south to Florida and eastern Texas. 



Alabama: Over the State. Low cultivated ground, damp places. Cullman, 

 Montgomery, and Mobile counties. Flowers flesh color. September, October; fre- 

 quent. Annual. 



Tyi»e locality : "Ditcht^s and shallow i)ond8 [South Carolina and Georgia]." 



Herb. Geol. Surv. Herb. Mohr. 



Polygonum penusylvanicum L. Sp. I'l. 1 : 362. 1753. 



Ell. Sk. 1:4.57. Gray, Man. ed. 6, 440. Chap. Fl. 388. Coulter, Contr. Nat. Herb. 

 2 : 376. 



Northern Mexico. 



AUeghenian to Louisianian area. New Brunswick and Ontario; New England 

 west to Dakota, Nebraska, and California, south to Florida and Texas. 



Alabama: Over the State. Low damp places, ditches. Montgomery and Mobile 

 counties. Flowers rose color. .Fuly to September; frequent. Annual. 



Type locality : "Hab. in Pensylvania. Kalm." 



Herb. Geol. Surv. Herb. Mohr. 



Polygonum portoricense Bertero, Meiss. in DC. Prodr. 14 : 121. 1856. 



Dense-flowered Persicaria. 



Polygonum devsiflorum Meiss. in Mart. Fl. Bras. 5 : 13. 1855. Not Blume. 



Chap. Fl. 388. Britt. & Br. 111. Fl. 1:.556, /. 13.?;2. Griseb. Fl. Brit. W. Ind. l6l 

 (as I'olygoniim ylabnim Willd.). 



West Indies to Bka/.h., Eastkrx Asia. 



Carolinian and Louisianian areas. Florida, eastern Texas, southeastern Missouri. 



