30 



roNTKIHrTIONS FKOM THK NATIONAL HKRHARIUM. 



injjf stem, nMiifonn or ovato-cordato loaves, and small wliitc flowers iti 

 simple uhiIh'Is with conspicuous involucre. 



Type s])e('ies, <\ r!llns<t \i. 



A f^enus of both hemispheres containiu','' about iJO sp(>cies, one of 

 which is found in southern I'nited States. 



I. Centella asiatica (L.) Urban in Mart. Fl. Bras. 11': 287. ls7i>. 



Fi(i. 2. 



llUftroriihilrii.vnlini ].. Sj). IM. 1: L'.S4. ITM. 

 //. tri„iii<lii I'crH. Syii. 1: ;{()'_'. 1X0,5. 

 • (Ihiirnii ri/iiiiKlit Nutt. (ion. 1: 177. 1S18. 



('Ii<tii<lr()c<n-/>iis rcjxtiKliis Nntt. (Jen. 2: in " Krnita." 



Smooth or somewhat pubescent; petioles (7.5 to 10 cm. or oven 30 

 cm. Ion*;) and peduncles (7 cm. or less lonjj) clustered on crcepinjj^ 

 stems or runners; loaves ovatc-cordato, repand-toothed, thickish; the 

 2 to 4-tlowered umbel subtended by an involucre of two conspicuous 

 )>racts; seed section narrowly oblonjj. 



Type locality, •'India." 



Maryland to Florida and west to Texas. 



S/)fcl)iifiis f.nitiiiiiefl: 



Makyi.anu: Ocoan City, Chickorhiif, Septemlier 12, 187H. 



Flokida: Near Apalacliicola, Chapiiinii; St. ■lolins River alxive Palatka, CkHIsh 

 m-2; Tampa, Garher, May, 187(5; lu'ar.Iacksoiivilli', CurtmAlYd'*, 4m\, May!), 

 180:{, and .lunc 18, 18it4; Dnval County, Fmlhaliii, July 1, 18<»;5; nvnv Euntis, 

 Lake County, Naxli 1081, .Tune 16-80, 1804. 

 (iKOKdiA: Diiranii. 

 Ai.aha.ma: Drunniinnd, in 18.32. 



Mlssissii'I'i: Horn Iniantl, and Petit RoIh Inland, Tmcji, May and .Tune, 1898. 

 Loiisiana: Lake Charles, Darrs, in 1880. 



Texas: Lindhriinrr ()18, in 1847; Hempstead, Hall 241, June 10, 1872; near 

 Hoekley, TIikvoh; SeptemU'r, 1890. 

 The .\siatic Hpeeimen.s we have seen differ somewhat from the Ameriean forms, 

 which may prove to l)e a distinct species. 



Centella asiatica floridana C & K. 



Ibjdrocotyle askiticu Jiorklana C. & R. Rev. N. Am. Umbell. 186. 1888. 



Petioles 2.5 cm. long or loss, making the leaves appear in rather 

 close clusters along the rootstock, more or less pubescent; fruit some- 

 what hirger and more or less pubescent. 



Type locality, shore of St. John.s River near Jacksotivillo, Fla.; 

 collected by A. H. Curt'tm^ no. 988; type in Herb. Coulter, duplicate 

 in U. S. Nat. Herb. 



Florida; also in the West Indies and Central America. 



Specimens examined: 



Florida: CiirtixK as cited under type locality. 



3. BOWLESIA Ruiz & Pav. Prodr. Fl. Peruv. U. pi. 34. 1794. 



Calyx teeth rather prominent. Fruit broadly ov^ate, with narrow 

 commissure (carpels appearing nearly distinct) and stellate pubescence. 



