DIDYNAMIA ANGIOSPERMIA. Ruellia. 42l 



teis lanceolatis brevibus, calycis laciniis subulatis tubo 



corollje quadruplo brevioribus. 

 Near Savannah, Georgia. If. . July. v. s. in Herb, 



Enslen. 

 5. R. glabriuscula, diffusa, radicans ; foliis in petiolum Ion- humistrata. 



giuscule angustatis ovalibus obtusis, floribus subsessi- 



libus, capsulis linearibus. Mich.Ji. amer. 2. p. 23. 

 In Georgia and Florida. Michaux. -f. 



505. BUCHNERA. Gen. pi. 1035. 



B. caule simplici, foliis lanceolatis subdentatis asperis 

 trinervibus, spicis remotifloris. — IVilld. sp. pi. 3. 

 p. 334. 



On dry sandy hills: Pensylvania to Carolina ; rare. %. 

 July. V. V. Flowers deep blue. 



americana. 



506. ANTIRRHINUM. Gen. pi. 1007. 



1 . A. procumbens, pilosum ; foliis alternis hastatis integer- Elat'me, 



rimis, pedunculis solitariis longissimis. — IVilld. sp. 

 pi. 3. p. 234. 

 Icon. Fl. dan. 426. Engl. lot. 6g2. 

 In sandy fields : Pensylvania to Virginia. O • July, 

 Aug. V. V. Flowers yellow mixed with purple. 

 2 A. erectum, glabrum ; foliis sparsis lanceolato-lineari- Linaria, 



bus confertis, spicis terminalibus densifloris, calyci- 

 bus glabris calcare brevioribus. — PVilld. sp. pi. 3. 

 p. 253. 

 Icon. Fl. dan. gS2. Engl. lot. 658. 

 In fields and dry hills, near houses ; frequent. 1/ . June 

 — Aug. V. V. Flowers large, yellow. This fine- 

 looking plant is one of the worst and most trouble- 

 some weeds in several parts of Pensylvania and Virginia. 



3. A. assurgens, glabrum, simplicissimum ; foliis sparsis canadense. 



erectis angusto-linearibus obtusis remotis, floribus ra- 



cemosis, stolonibus procumbentibus. — IVilld. sp.pl. 3. 



p.255. 

 Icon. Fenf. hort. eels 40. 

 In low grounds : Canada to Carolina. ©• June — Aug, 



V. V. Flowers small, purple. 



4. A. pusillum, simplex, glabrum ; foliis oppositis linparibus tenellum, 



acutis, floribus axillaribus brevi-pedunculaiis, calyci- 

 bns campanulatis. 



