73 



APIUM L. Sp. PL 264 (1753). 



Apium leptophyllum (DC.) F. MuelL; Benth. Fl. Austral. 3: 372 

 (1866). 



Sison Ammi L. Sp. PL 252 (1753). ? 

 Heliosciadum leptophyllum DC. Prodr. 4: 105 (1830). 

 In low, dry, grassy ground at Corpus Christ! and the Oso ; sea level 

 to 20 feet. 



April 12 (1560) ; type locality, North America. 



SPERMOLEPIS Raf. Neog. 2 (1825). 

 [LEPTOCAULIS Nutt. ; DC. Mem. Omb. 39, /. 10 (1829).] 

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

 244 (1894). 



Daucus divaricatus Walt. FL Car. 114 (1788). 

 Leptocaulis divaricatus DC. Mem. Omb. 39, /. 10 (1829). 

 Apium divaricatum Wood, Bot. & Flor. 140 (1870). 

 Leptocaulis diffusus Nutt. ; DC. Prodr. 4 : 107 (1830). 

 Plentiful about Kerrville on stony hilltops in rich ground. 

 May 21 (1773) ; type locality, on the Red River. 

 Spermolepis echinatus (Nutt.). 



Leptocaulis echinatus Nutt.; DC. Prodr. 4: 107 (1830). 

 At the Oso in grassy, sandy ground. Plentiful there, and also seen 

 about Corpus Christi. 



April 12 (1561) ; type locality, on the Red River. 



CARUM L. Sp. PL 263 (1753). 

 Carum Petroselinum Benth. & Hook. Gen. PL i : 890 (1867). 



At San Antonio in rich ground along the river bank. Escaped from 

 cultivation. 



June 9 (1838). 



PTILIMNIUM Raf. Jour. Phys. 89: 258 (1819). 

 [DiscopLEURA DC. Mem. Omb. 38 (1829).] 



Ptihmnium laciniatum (Engelm. & Gray) Kuntze, Rev. Gen. PL 

 269 (1891). 



Daucosma laciniatum Engelm. & Gray, Bost. Jour. Nat. Hist. 6 : 



211 (1850;. 



On stony ridges around Kerrville, especially just below the summits, 

 also a few plants seen along the river bank. Altitude 1600-1900 feet. 

 July 4 (1943) ; type locality, " near New Braunfels." 



