650 PLANT LIFE OF ALABAMA. 



MEXICO TO BRAZIL, ARGENTINA, PERU. 



Carolinian aud Louisianian areas. Pennsylvania, Virginia to Florida, weat to 

 Louisiana, Texas, and California. 



ALABAMA: Coast plain. Stagnant water, ditches, shallow ponds. Mobile 

 County. Flowers May; common. 



Type locality : "Hab. in Mexico. Mutis." 



Herb. Geol. Surv. Herb. Mohr. 



CENTELLA L.Pl.Rar.Afr.28. 1760. (Auioeu. Acad. 6: 112.) 



CenteUa asiatica (L.) Urban, in Mart. Fl. Bras. 11. pt. 1 : 287. 1879. 



ASIATIC PENNYWORT. 



Hydrocolyle asiatica L. Sp. PI. 1 : 234. 1753. 



H. repanda Pers. Syn. 1 : 302. 1805. 



Ell. Sk. 1:347. Gray, Man. ed. 6, 211. Chap. Fl. 159. Coulter, Contr. Nat. Herb. 

 2:149. 



WEST INDIES, MEXICO TO ARGENTINA, CHILE, EASTERN AND SOUTHERN AFRICA, 

 EAST INDIES, NEW ZEALAND, PACIFIC ISLANDS. 



ALABAMA: Central Pine belt to Coast plain. Close, damp soil in miry ground; 

 abundant. Perennial. 



Type locality : "Hab. in India." 



Herb. Geol. Surv. Herb. Mohr. 



COBNACEAE. Dogwood Family. 

 CORNUS L. Sp. PI. 1 : 117. 1753. DOGWOOD. CORNEL. 



Over 30 species, temperate regions both hemispheres, Europe, Asia, mountains of 

 tropical America (Mexico, Peru). North America, 18; Atlantic, 11. 



Cornus stricta Lam. Encycl. 2 : 116. 1786. STIFF CORNEL. 



Cornus fastigiata Michx. Fl. Bor. Am. 1 : 92. 1803. 



Ell. Sk. 1 : 209. Gray, Man. ed. 6, 215. Chap. Fl. 167. 



Carolinian and Louisianian areas. Virginia to Florida and Mississippi. 



ALABAMA : Over the State. Low, open woods ; banks of streams. Lee County, 

 Auburn, 860 feet (Earle $ Underwood). Limestone County, Athens (Baker <jr Earle). 

 Mobile County, swampy woods, Three Mile Creek. Baldwin County, Stockton. 

 Flowers in May; anthers bluish. Fruit mature in September, sordid blue, stone 

 globose, smooth. Large shrub to small tree, 12 to 18 feet high. Common in the 

 Coast plain. 



Type locality: "Nous le croyons origiuaire de 1'Ame'rique septentrionale." 



Herb. Geol. Surv. Herb. Mohr. 

 Cornus amomum Mill. Gard. Diet. ed. 8, no. 5. 1768. 



SILKY-LEAVED SWAMP DOGWOOD. 



Cornus sericea L. Mant. 2 : 199. 1771. 



C. lanuginosa Michx. Fl. Bor. Am. 1:92. 1803. 



Ell. Sk. 1:208. Gray, Man. ed. 6, 214. Chap. Fl. 167. Coulter, Contr. Nat. Herb. 

 2:150. 



Alleghenian to Louisiauian area. Nova Scotia and Ontario ; New England, west 

 to Dakota, Nebraska, and Arkansas, south to the Gulf from Florida to Texas. 



ALABAMA : Mountain region to Upper division of Coast Pine Belt. Swampy banks 

 of streams. Cullman County, 800 feet. Montgomery, Bibb, and Clarke counties. 

 Flowers white with blue anthers, May ; fruit ripe in September, dark blue. Shrub 

 8 to 12 feet high. 



Economic uses: The bark, under the name of "swamp dogwood bark," is used" 

 medicinally. 



Type locality : " Found in all northern parts of America, * * * being natives 

 of the woods in Virginia, New England, Maryland, and Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Cornus asperifolia Michx. Fl. Bor. Am. 1 : 93. 1803. ROUGH-LEAVED CORNEL. 



Ell. Sk. 1 : 209. Gray, Man. ed. 6, 214. Chap. Fl. 167. Coulter, Contr. Nat. Herb 

 2 : 150. 



Alleghenian and Carolinian areas. Ontario and Minnesota, south to Texas, and in 

 eastern Tennessee and North Carolina. 



ALABAMA : Tennessee Valley. Dry limestone hills. Thickets. Franklin County, 

 Russellville. Flowers in May. Shrubs 8 to 12 feet high. The only locality known 

 in the State. 



Type locality: "Hab. in sylvis umbrosis Carolinae inferioris." 



Herb. Geol. Surv. Herb. Mohr. 



