DIANDRIA MONOGYNIA. SS 



4t 



y. BiFLORA. La Marck. 



U. fluitans ; pediin- I Floating ; peduncles 

 culis sub-bifloris ; corol- | generally 2 flowered; lips 

 Ise labiis integris j calcare j ©f the corolla entire j 

 subiilato, obtuso, labium I spur subulate, obtuse, as 

 inferius sequante* . Le | long as the lower lip. 



Conte. 



La MarcTc, illasf. 1. p. 50. Pursh, %. p. 15. 

 U. Integra, Le Conte. Juss. 



m 



Stem slendei^, submersed. Leaves alternate, divided as if verticillate ; 

 segments setaceous. jPec?Mnc/es axillary ; the common peduncle, 

 inches long; pedicel 2 — 3 lines long. Corolla yellow, rather siAall; the 

 upper lip entire, (obscurely 5 lobed, Le Conte,) reflexed ; the lower 



rather longer. 



Grows in ditches and stagnant water. Ogechee causeway, Vall'Om- 

 brosa. ^ 



Flowers May — June. ^ 



8. Personata. Le Conte. 

 U. scapo miiltiflo- [ Scape many flowered ; 

 ro ; coroUse labio snpe- upper lip of the corolla 

 riore emarginato, inferi- I emarginate, lower ch- 

 ore obtusOj cum acumine; | tuse, with a point 5 spur 

 calcare rectOj acuto. Le 1 straight, acute. 

 Conte. 



Root fibrous. Leaves ? Scape 12 — 23 inches high, 4 — 10 flower- 

 ed, slender, glabrous, furnished with small scales. Flowers yellow, 

 rather large- Spur subulate, very acute, a little curved. 



This species nearly resembles the U. cornuta, Mich, but appears to 

 differ from^it in having a more slender and acute spur, more numerous 

 and smaller flowers. 



Grows in damp clayey soils near Columbia, M. Herbemont. St 

 Stephens, Dr. Macbride. 



9. Setacea. Mich. 



U. scapo multifloro ; I Scape many flowered; 

 corolla; labio superiore | upper lip of the corolla 

 ovato, inferiore promisse ovate, lower strongly 3 

 tiilobato ,* calcare subu- lobed ; spur subulate^ as 



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