105 



Plentiful, but scattered, on hillsides about Kerrville, altitude 1650- 

 1850 feet. 



May 14 (1735) ; type locality. Arkansas. 



TETRAGONOTHECA L. Sp. PL 903 (1753). 

 Tetragonotheca Texana Engelm. & Gray, Proc. Am. Acad. i : 48 



(1846). 



A few plants of this were found on the low, gravelly right bank of the 

 Guadalupe, at Kerrville, altitude 1600 feet. 



June 13 (1848); type locality, junction of the Guadalupe and Cibola 



BORRICHIA Adans. Fam. PI. 2: 130 (1763). 

 Borrichia frutescens (L.) DC. Prodr. 5 : 489 (1836). 



Bitphthalmumfrutescens L. Sp. PI. 903 (1753). 

 Common along the beach of Corpus Christi Bay. 

 May 29 (1786); type locality, Jamaica and Virginia. 



HELIANTHUS L. Sp. PI. 904 (1753). 

 Helianthus annuus L. Sp. PI. 904 (1753). 



About the streets of Kerrville and in cultivated fields, altitude 1650- 

 1700 feet. 



June 14 (1862) ; type locality, North America. 



ENCELIA Adans. Fam. PL 2 : 128 (1763). 



Encelia calva (Engelm. & Gray) A. Gray, Prcc. Am. Acad. 19 : 8 



(1883). 



Barrattia calva Engelm. & Gray, Proc. Am. Acad. I : 48 (1846). 



Scattered, on hillsides about Kerrville, altitude 1700-1900 feet. 

 Flowers pale yellow, rather large. 



June 14 (1860) ; from the type locality, on the upper Guadalupe. 



ZEXMENIA Llave & Lex. Nov. Veg. Descr. i : 13 (1824). 

 Zexmenia hispida (H.B.K.) A. Gray, Proc. Am. Acad. 19 : 10 

 (1883). 



Wedelia hispida H.B.K. Nov. Gen. 4 : 215, /. 371 (1820). 

 Sfemmodontia scaberrima Cassini, Diet. 46: 407 (1826). 

 Lipochaeta Texana T. & G. Fl. N. A. 2 : 357 (1842). 

 Zexmenia Texana A. Gray, PL Wright, i : 112 (1852). 

 Viguiera longipes Coulter, Cont. U. S. Nat. Herb. No. 2, 41 (1890). 



