WALNUT FAMILY. 461 



Subclass DICOTYLEDONES. 



Series ABCHICHXiAMYDEAE (Choripetalous and apetalous orders). 



SAURURACEAE. Lizard's-tail Family. 



SAURURUS L.Sp. PL 1:341. 1753. 



One species, Atlantic North America. 

 Saururus cernuus L. Sp. PL 1 : 341. 1753. LIZARD'S TAIL. 



Ell. Sk. 1:432. Gray, Man. ed. 6, 446. Chap. Fl. 398. 



Alleghenian to Louisianian area. New England west to Missouri, south to the 

 Gulf. From Florida to Louisiana and Arkansas. 



ALABAMA: Over the State. Swamps and muddy banks. Flowers white. June to 

 August: common. Perennial. 



Type locality: "Hab. in Marilaiidia, Virginia/' 



Herb. Mohr. 



JUGLANDACEAE. Walnut Family. 

 JUGL ANS L. Sp. PI. 2 : 997. 1753. 



About 7 species, temperate regions of the North Hemisphere. North America, 4. 

 Deciduous trees. 



Juglans nigra L. Sp. PI. 2 : 997. 1753. BLACK WALNUT. 



Ell. Sk. 2 : 622. Gray, Man. ed. 6, 467. Chap. Fl. 419. Coulter, Contr. Nat. Herb. 

 2 : 412. Sargent, Silv. N. A. 7 : 212, t. 333. 



Alleghenian to Louisianiaii area. Southern Ontario ; New England west to Minne- 

 sota, eastern Nebraska, and eastern Kansas; south to western Florida and western 

 Texas. 



ALABAMA : Tennessee Valley, to the upper part of the Coast Pine belt. Scattered 

 in rich bottom lands ; spreading southward along the banks of the larger rivers. 

 Becoming scarce, and almost completely exhausted in the Central Prairie region, 

 where it was once most frequently found. 



Economic uses : Important for its highly valuable timber. 



Type locality : "Hab. in Virginia, Marilandia." 



Herb. Geol. Surv. Herb. Mohr. 



Juglans cinerea L. Sp. PI. ed. 2, 2 : 1415. 1763. BUTTERNUT. WHITE WALNUT. 



Ell. Sk. 2 : 622. Gray, Man. ed. 6, 467. Chap. Fl. 419. Sargent, Silv. N. A. 7 : 118, 

 t. 332. 



Allegheuian and Carolinian areas. Ontario, New Brunswick; New England west 

 to Minnesota, south from Delaware along the mountains to Georgia. 



ALABAMA: Mountain region. Rich woods. Winston County, Colliers Creek. 

 Limestone County (E.A. Smith). May; fruit ripe in October. Only known from a 

 few localities. 



Economic uses : Of little importance as a timber tree. The inner bark of the root, 

 butternut bark Juglans, U. S. Pharmacopoeia is used medicinally. 



Type locality: "Hab. in America septentrionali." 



Herb. Geol. Surv. Herb. Mohr. 



HICORIA Raf. Med. Rep. ser. 2, 5 : 352. 1808. HICKORY. 

 ( C ARYA Nutt. Gen. 2 : 221. 1818. ) 



Ten species; Atlantic North America, 9 ; Mexico,!; Southern States, 8. Deciduous 

 trees. 



Hicoria pecan (Marsh.) Britton, Bull. Torr. Club, 15: 282. 1888. PECAN NUT. 



Juglans pecan Marsh. Arb. Am. 69. 1785. 



J. olivaeformia Michx. Fl. Bor. Am. 2 : 192. 1803. 



Gary a olivaeformis Nutt. Gen. 2 : 221. 1818. 



Gray, Man. ed. 6, 468. Chap. Fl. 418. Coulter, Coutr. Nat. Herb. 2 : 410. Sargent, 

 Silv. N. A, 7 ; 137, t. 333. 



