Borage Family 331 



at their bases or below the middle to the receptacle, the 

 scar of the attachment concave or raised. 



1. A. trachycarpa (Gray) Greene. Stem branching from the 

 base, decumbent, 3 dm. long or less, rough with a rather coarse and 

 somewhat spreading pubescence ; racemes leafy almost through- 

 out ; segments of the calyx linear, widely spreading ; corolla very 

 small ; nutlets ovate, straight, carinate on both sides, the dorsal 

 keels and nearly straight transverse rugse dentate-interrupted ; 

 scar suborbicular, nearly basal. 



In low ground near Inglewood. 



4. EREHOCARYA Greene. 



Hirsute-canescent low annuals with numerous leafy- 

 bracted racemose branches. Roots imparting a purple 

 stain. Leaves in a basal rosulate tuft. Racemes dense, 

 biserial, leafy-bracted ; pedicels filiform, short and per- 

 sistent with the calyx. Calyx 5-parted to the base, 

 campanulate in fruit, its lobes nerveless, not bristly. 

 Corollas small, white. Nutlets neither margined nor car- 

 inate, erect, attached for their whole length, the groove 

 open, slightly dilated and not furcate at base. Style 

 enlarged in fruit and persistent. 



1. E. micrantha (Torr.) Greene. Hirsute-canescent through- 

 out ; stems slender, erect, diffusely branched from the base, 6-12 

 cm. high ; leaves linear, 4-10 mm. long ; flowers crowded ; corolla 

 scarcely 2mm. long, its lobes about 1 mm. long, obscurely append- 

 aged at the throat; nutlets oblong-ovate, acuminate, smooth 

 or nearly so, about 1 mm. long. 



Frequent in dry washes in the interior valleys. 



2. E. lepida (Gray) Greene. Stems stouter than in the last, 

 8-15 cm. high ; corolla larger, its limb 4-6 mm. broad, append- 

 ages conspicuous ; nutlets nearly 2 mm. long, pectinate-scabrous. 



Frequent in the dry interior foothills of San Diego and San Bernardino 

 Counties. 



5. PIPTOCAiLYX Torr. 



Hispid-canescent low diffusely branching annuals, 

 leafy-racemose throughout. Calyx villous-hispid, 5-cleft 



