424 TLANT I.IFK (U'" ALAI5AMA. 



Ai-ahama: roiitral Piii(> l)flt in tlio. Coast i)laiii. Rich wooded hottoiim. Jiiue; 

 fri'<incnt. Coinimm south of the Central I'iiu- Itelt. 

 Ecouoniic uses: The leaves valuable lor luaidiny. 

 I'vpe locality: ''lu Carolina." 

 Herl). Ceol. Surv. lloib. Mohr. 



SERENOA ]5enth. A: Hook.Ccn. ri.3:!l-'ri. 1883. 



A single species, Southern Atlantic States. 

 Serenoaseriiilata(Michx.) Beuth. & Hook. Cm. PI. 3 :926. 1883. Saw Palmktto. 



( InimaiTopa neiritlatn Miclix. Fl. I5or. Am. 1 : 200. 1803. 



1.11. Sk. 1:131. Chap. Fl. 138; ed. 3, 4(12. 



I.oui.Hianiau area. South Carolina to Florida, west to Louisiana. 



Ai.AHAM.v: Coast plain. Sandy (hit piuis barrens, on the islands and all over the 

 Coast ]ilain. June; frecpient. Shrub. 



Economic uses: The ripe drujies arc used medicinally; the liber of the stems is 

 used in ])la(e of hair in jdaster; brushes are made from the roots, and tannin is 

 extracteil from the leaves. 



Tyjie locality: " llab. in maritimis Carolinae et Georgiae.'' 



Herb. Ccol. Surv. Herb. Mohr. 



RHAPIDOPHYLLUM 1 1. Wendl. &. Drude, Bot. Zeit. 34 : 803. 1876. 



One species. Southeastern North America. 



Rhapidophyllum hystrix 11. Wendl. & Drude, Bot. Zeit. 34 : 803. 1876. 



Blue Palmktto. 



Chamacrops hyslrix Fraser; Pursh, Fl. 1:240. 1814. 



Chai>. F1.438; ed. 3. 463. 



Caroliuiau and Louisianian areas. South Carolina, Florida. 



Alabama : Southern edge of Metamorphic hills. Low shady woods. Lee County, 

 Auburn (Earle iS' Tracy, 1899). Only locality known in the State. 



Type locality : "Near the town of Savannah, Georgia." 



ARACEAE. Arum Family. 



ACORUS L.Sp. PI. 1:324. 17.".3. 



Two species, temperate regions, Europe, Asia; North America, 1. 

 Acorus calamus L. Sp. PI. 1:324. 1753. Sweet Flag. Calamus. 



Ell. Sk. 1:403. Gray, Man. ed. 6, 551. Chap. Fl. 442. 



Canadian zone to Louisianian area. Canada to Saskatchewan and through the 

 I'nited States east of the Mississippi River, west to Nebraska and Kansas. 



EuitOPK. 



Alab.\ma : Scattered over the State. Border of swamps. Mobile and Montgomery 

 counties. Perennial. 



Economic uses: The root forms the "sweet tlag root" or "Calamus" of the U.S. 

 Pharmacopti'ia. 



Type locality : " llab. in Europae " fossis paludosis." 



Herb. Geol. Surv. Herb. Mohr. 



ORONTIUM L. Sp. PI. 1 : 321. 1753. 



Single afiuatic species. Atlantic North America. 

 Orontium aquaticum L. Sp. PI. 1 :324. 1753. Golden Club. 



Ell. Sk. 1:404. (;ray, Man. ed. 6, 551. Chap. Fl. 442. 



Alleghenian to Lonsianiau area. Southern Massachusetts to Florida, west to east- 

 ern Texas and southern Missouri. 



Alabama: Over the State. In still-flowing water; ponds. Clay County, Shin- 

 bone Valley, 1,000 feet. Cullman County. Mobile County, February 15. Common. 

 Perennial. 



Tyjtc locality: "Hah. in Virginiae, Cauadae jialudibus scaturiginibus." 



Herb. Geol. Surv. Herb. Mohr. 



