648 PLANT LIFE OF ALABAMA. 



Cryptotaenia canadensis DC. Me"rn. Oml>. 42. 1829. 



Ell. Sk. 1:358. Gray, Man. ed. 6,207. Chap. Fl. 161. Coulter, Contr. Nat. Herb. 

 2 : 147. 



CHINA, JAPAN. 



Alleghenian to Louisianian area. Quebec; New England west to Nebraska, south- 

 ern Ohio Valley to eastern Kansas and Arkansas, and from New York along tbe moun- 

 tains to Georgia. 



ALABAMA: Mountain region to Central Pine belt. Woodlands. Cullnian County 

 800 feet. Montgomery County, Pintlalla Creek. Flowers white; July. Scattered, 

 infrequent. Perennial. 



Type locality: "Hab. in America septentrionali." 



Herb. Geol. Surv. Herb. Mobr. 



SPERMOLEPIS Raf.Neog.2. 1825. 

 (LEPTOCAULIS Nutt. DC. Me"m. Omb. 39. 1829.) 



Two species, southeastern North America. 

 Spermolepis divaricatus (Walt.) Britton, Mem. Torr. Club, 5 : 244. 1894. 



SPREADING SPERMOLEPIS. 



Daucus divaricatus Walt. Fl. Car. 114. 1788. 



Leptocaulis divaricatus DC. Me"m. Omb. 39. 1829. 



Gray, Man. ed. 6, 209. Chap. Fl. 161. Coulter, Contr. Nat. Herb. 2 : 148. 



Louisianian area. North Carolina to Florida, west to Texas and Arkansas. 



ALABAMA : Lower Pine region. Coast plain. Sandy and gravelly banks, pastures, 

 open copses. Most abundant near the coast. Mobile and Baldwin counties. 

 Flowers white, April, May; fruit ripe in June. Common. Annual. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



Spermolepis echinatus (Nutt.) Britton in Britt. & Br. 111. Fl. 2 : 537. 1897. 



^ PRICKLY-FRUITED SPERMOLEPIS. 



Leptolepis echinatus Nutt. ; DC. Prodr. 4 : 107. 1830. 



Chap. Fl. Suppl. 623. ; ed. 3, 178. Coulter, Contr. Nat. Herb. 2 : 148. 



Louisianian area. Arkansas and Texas to Arizona and southern California. 



ALABAMA: Lower Pine region. Coast plain. Sandy exposed dry or damp places. 

 Borders of fields, copses. Mobile County, bordjer of swamps near Choctaw Point, 

 Grand Bay, dry copses in the pine barrens. Flowers white, April, May; fruit ripe 

 in June. Local, infrequent. Easily disseminated by the adherent echinate bristles 

 of the fruit. Annual. 



Type locality : " In Amer. bor. ad Red-River." 



Herb. Geol. Surv. Herb. Mohr. 



PTILIMNIDM Raf. Journ. Phys. 89:258. 1819. 

 (DISCOPLEURA DC. Mem. Omb. 38. 1829. ) 



Three species, annuals; Atlantic North America, 2. West Texas, 1.- 



Ptilimnium capillaceum (Michx.) Raf.; Seringe, Bull. Bot. 217, /. 33. 1830. 



MOCK BISHOP'S WEED. 



Ammi majus Walt. Fl. Car. 113. 1788. Not L. 

 A. capillaceum Michx. Fl. Bor. Am. 1 : 164. 1803. 



Discopleura capillacea DC. Mem. Omb. 38. 1829. 

 Ell. Sk. 1 : 349. G 



Gray, Man. ed. 6, 209. Chap. Fl. 162. Coulter, Contr. Nat. Herb. 

 2 : 148. 



Carolinian and Louisianian areas. Coast southern New England to Florida, west 

 to Texas. 



ALABAMA: Coast plain. Ditches, borders of marshes. Baldwin and Mobile 

 counties. Flowers white, May, June; fruit ripe July, August. Common; rarely 

 seen above the tide-water districts. Annual. 



Type locality : " Hab. in campestribus Carolinae." 



Herb. Geol. Surv. Herb. Mohr. 



Ptilimnium nuttallii (DC.) Britton, Mem. Torr. Club, 5 : 244. 1893-94. 



NUTTALL'S MOCK BISHOP'S WEED. 



Discopleura nuttallii DC. Me"m. Omb. 38. 1829. 



D. capillacea var. nuttallii Coult. & Rose, Bot. Gaz. 12 : 292. 1887. 



Gray, Man. ed. 6, 209. Chap. Fl. 162. Coulter, Contr. Nat. Herb. 2 : 148. 



Carolinian and Louisianian areas. Kentucky, southern Illinois, Missouri, and 

 Arkansas, south from eastern Tennessee to Florida, west to Texas. 



