12 FLOR. TFXL. 



409. KrNOKALE Raf. (iicm. dio.^k) near Fa- 

 gopyro?i dift*. Stam. 10 ineq. 5 interna brevior, 

 glandulis 10 hypogynis, Sem. truncato emarg. 

 3alatc — Type A', larneiim Raf. Folyg. emarg. 

 W. Don, Lindley b. reg. 10C5. fol. cord, sagi- 

 tatis, superis sessilib. raceniis corymbosis. Cult, 

 in Nipal and China as Buckwheat, perfectly 

 distinct by 10 Stani. flowers incarnate : the 

 Polyg. chinense with ovate leaves is perhaps a 

 second species. The Genus is nearer to 

 JBrunnichia than Pohigonum ! 



410. BisTORTA Tciirn, Ad. diflT. 401 Cal. 

 Gpartitus, Stam. 9 (ex Ad) Radix tuberos. 

 jlorib. coloratis spicatis. — Types B. officin- 

 alis R. 2. JE». americana R. 3. B. vivi- 

 para, &c. 



411. Antenoron Raf. fl. lud. 1817. Calix 

 4fidus, Stam. 4, stylis 2, persistens, sem. ovata 

 striata stylis coronata fl. racemosis. — Type 

 A, racemosum Raf hirsutum, fol. petiol. obi. 

 acutis, racemo longissimo. fl. remotis albis, 

 bracteis scariosis vaginatis. Louisiana. 



412. TovARA Ad. cal. 4fidus. clausus ineq. 

 2 minor, alt. Stam. 4 ineq. Stylis 2. Sem. len- 

 ticularis levis. fl. spicatis. — Type Tovara vir- 

 giniana, the Polyg. do. L. totaly unlike the 

 other species, a Genus as distinct as any, but 

 near the last. Adanson and others ascribed 

 5 Stam. to it by mistake, I never saw but 4. 



413. Pletjrostena Raf. (narrow side) cal. 

 rhombeus Sfidus ineq. Stam. 5, Stig. 3 sessilib. 

 Sem. conicus cal. longior, ineq. triqueter, lato 

 uno angusto. fl. axill. polygamis. — Type my 

 St. serotinus Raf. Polyg. do Raf an. nat. 1820. 

 Suffruticosus, ramis plurimis virgatis prgul, 

 fol ovatobl. acutis ochreis fissis laceris, fl. axill, 



fascicul, pedunc. In Kentucky, it flowers in 



October, 



