BROOM RAPE FAMILY. 731 



ALABAMA : Lower Pine region and Coast plain. Low, wet, grassy pine barrens. 

 Eseambia County, Wilson's Station. Mobile County, Bayou Labatre. Flowers deep 

 yellow; September. Frequent. 



Type locality : "Hab. in Cajenna. Richard; Portorico. West." 



Herb. Geol. Surv. Herb. Mohr. 



Utricularia subulata L. Sp. PL 1 : 18. 1753. SETACEOUS BLADDERWORT. 



rtricularia setacea Michx. Fl. Bor. Am. 1 : 12. 1803. 



Ell. Sk. 1 : 23. Gray, Man. ed. 6, 397. Chap. Fl. 283. Gray, Syn. FL N. A. 2, pt. 1 : 

 316. Coulter, Contr. Nat. Herb. 2 : 317. Griseb. Fl. Brit. W. Ind. 391. 



WEST INDIES, MEXICO TO BRAZIL. 



Carolinian and Louisianian areas. From New Jersey to Florida and Texas near 

 the coast. 



ALABAMA : Throughout the Coast Pine belt and Coast plain. In sandy wet places. 

 Borders of springs, very common. Flowers from April throughout the summer. 

 The leaf and bladder-bearing radical shoots form, before the development of the 

 scapes, dense green tufts which disappear before the spring season is over. 



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herjb. Mohr. 



OROBANCHACEAE. Broom Rape Family. 



THALESIA Raf. Am. Month. Mag. 2 : 267. 1818. 



(APHYLLON Gray, Man. 290. 1848.) 



About 3 species, root parasites. Atlantic North America, 2. 

 Thalesia uniflora (L.) Britton, Mem. Torr. Club, 5:298. 1894. 



OXE-FLOWERED CANCER ROOT. 



Orobanche uniflora L. Sp. PI. 2 : 633. 1753. 



Aphyllon uniflorum Torr. & Gray ; Gray, Man. 290. 1848. 

 Ell. 



Sk. 2 : 135. Gray, Man. ed. 6, 394. Chap. Fl. 287. Gray, Syn. Fl. N. A. 2, pt. 1 : 

 312. Coulter, Contr. Nat. Herb. 2 : 316. Wats. Bot. Calif. 1 : 584. 



Canadian zone to Carolinian area. Newfoundland and Ontario to Lake Superior, 

 and through British Columbia to Vancouver Island, Oregon, and California. 



ALABAMA: Mountain region. Dry gravelly hillsides. Cullmau County (Miss M. 

 Mohr) ; rare. Parasitic on roots of various plants. 



Type locality: " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



CONOPHOLIS Walir. Orob. 78. 1825. ROOT PARASITE. 



Single species. United States. Mexico. 

 Conopholis americana (L.) Wallr. Orob. 78. 1825. SQUAW ROOT. 



Orobanche americana L. Mant. 1 : 88. 1767. 



Ell. Sk. 2 : 135. Gray, Man. ed. 6, 394. Chap. Fl. 286. Gray, Syn. Fl. N. A. 2, 

 pt. 1 : 313. 



Alleghenian to Carolinian area. Ontario and New England west to central Mich- 

 igan, south to the Ohio Valley, North Carolina, and Florida (Chapman). 



ALABAMA: Mountain region. Lower hills. Shady rich woods, among decaying 

 leaves. Madison County, Huntsville, 1,000 feet. Cullman County. Flowers in 

 April. Rootstocks forming dense clusters, undoubtedly parasitic on rootlets of 

 shrubs, etc. Never observed in the low country. 



Type locality : "Hab. in Carolina ad radices arborum et frnticnm. Garden." 



Herb. Geol. Surv. Herb. Mohr. 



LEPTAMNIUM Raf. Am. Month. Mag. 2 : 267. February, 1818. 



(EPIFAGUS Nutt. Gen. 2 : 60. 1818.) 

 Single species, root parasite, Eastern North America. 



Leptamnium virginianum (L.) Raf.; Gray, Syn. Fl. N. A. 2, pt. 1:314. 1878. As 

 synonym. BEECH-DROPS. 



Orobanche rirginiana L. Sp. PL 2 : 633. 1753. 

 Epifagus americana Nutt. Gen. 2 : 60. 1818. 



