302 BORAGINACEAE. 



Frequent in the chaparral belt of the San Gabriel and Santa 

 Ana Mountains. April-June. The form about Los Angeles is 

 less silvery than the typical form about San Diego and has been 

 called var. nigrescans. 



3. E. parryi (Gray) Greene. Stems about 8-18 dm. high, woody 

 below; branches rather simple and erect, hirsute or villous, viscid- 

 glandular and strong-scented; leaves 5 cm. long, 1-1.5 cm. broad 

 in the middle, tapering above to an acute apex and below to a very 

 short petiole; the leaves at the base of the branches often much 

 reduced, bullate and the margin strongly revolute; calyx-lobes 

 narrowly linear, about 4 mm. long; corolla tubular-funnelform, about 

 15 mm. long, blue; stamens included, unequal; ovary oval, about 

 3 mm. long; seeds 4 or sometimes more. ( Nama parryi Gray.) 



Occasional in the San Gabriel, San Bernardino and Santa Ana 

 Mountains. Occurring in the upper portions of the chaparral belt 

 and in the lower portions of the pine belt. June-August. 



Family 90. BORAGINACEAE. Borage Family. 



Herbs or rarely shrubs with mostly alternate exstipu- 

 late entire and pubescent leaves, and perfect regular or 

 nearly so flowers in scorpioid spikes, racemes or cymes 

 or rarely scattered. Calyx 5-lobed or 5-parted, usually 

 persistent. Corolla 5-lobed, sometimes crested or ap- 

 pendaged in the throat. Stamens inserted in the tube 

 or throat, alternate with the lobes; anthers 2-celled, 

 longitudinally dehiscent. Ovary superior, of 2 2-valved 

 carpels, these commonly 2-lobed appearing as 4 1-ovuled 

 carpels; style simple, entire or 2-cleft. Fruit mostly of 4 

 1-seeded nutlets. 



Ovary not lobed; glabrous perennial. 1. Heliotropium. 



Ovary 4-lobed; hispid or pubescent annuals. 

 Flowers white. 



Nutlets divergent, wing-margined and 



bristly, at least at apex. 2. Pectocarya. 



Nutlets erect. 



Nutlets inserted at the base; scar 



rounded. 3. Allocarya. 



Nutlets laterally inserted. 



Scar rounded. 6. Plagiobothrys. 



Scar linear, often bifurcate at 

 base. 

 Calyx circumscissile near the 



middle. 5. Piptocalyx. 



Calyx not circumscissile. 



