158 PlnntfB Lindheimeriance. 



the apetalous state (340, in Coll. 1847-8); the particular 

 locality not given. Mr. Wright also gathered it in Texas, 

 where it appears to abound. — From the Californium E. ma- 

 crophyllum, Hook. ^ Am. (the leaves of which are often less 

 than an inch in diameter,) which it most resembles, this spe- 

 cies is distinguished by its smaller flowers, more deeply lobed 

 leaves, more slender carpels, and the close cinereous pubes- 

 cence of the pedicels and calyx, which are destitute of glan- 

 dular hairs. 



OXALIDACE-E. 



341. Oxalis vespertilionis, Torr . fy Gr. Fl. 1. p. 679. 

 Prairies, Upper Pierdenales. October. Also gathered in 

 Western Texas by Mr. Wright. 



ZYGOPHYLLACE.E. 



342. Kallstremia maxima, Torr. fy Gr. Fl. 1. p. 213; 

 Gr. Gen. III. 2, t. 146. Prostrate in clayey soil, near San 

 Antonio. September. 



(582.) Guaiacum angustifolium, Engelm. in Wisliz. Me- 

 moir, Appx. p. 113; Gr. Gen. 111. 2, p. 123 (subgen. ? Guai- 

 acidium), t. 149. Western Texas, in fruit ; the station not 

 given* 



RUTACE^E. 



343. Rutosma Texana, Gr. Gen. III. 2, p. 143, t. 155. 

 Stony prairies, with Cactaceae, Upper Guadaloupe. March. 

 Also detected by Mr. Wright in Texas, and by Dr. Gregg at 

 Monterey. — Remarkable as the sole representative of the 

 proper Rutacese in America. 



ANACARDIACE^E. 



344. Rhus Copallina, Linn. var. leucantha, DC. : 

 caule 10-pedali ; foliis lanceolatis ; floribus albis. R. leu- 

 cantha, Jacq. Rocky precipices, New Braunfels. July. 



345. R. Copallina, Linn. var. lanceolata : foliis lanceo- 

 latis subfalcatis saepe elongatis integerrimis vel subserratis; 



