276 PRIMULACEAE. 



shorter than the corolla; capsule 2-3 mm. in diameter, the 5 apical 

 valves spreading at maturity. (S. valerandi americanus Gray.) 



Occasional along watercourses. Lytle Creek; San Bernardino 

 Valley. 



2. ANAGALLIS L. Pimpernel. 



Annual or perennial diffuse or erect branching mostly 

 glabrous herbs, with opposite or vertlclllate sessile or 

 short-petloled leaves, entire or nearly so, and small 

 axillary peduncled flowers. Calyx 5-parted, persistent. 

 Corolla deeply 5-parted, rotate. Stamens 5, Inserted at 

 the base of the corolla; filaments puberulent, distinct or 

 united into a narrow ring at the base; anthers oblong, 

 obtuse. Ovary globose ; ovules numerous ; stigma obtuse. 

 Capsule globose, circumscisslle. Seeds minute, flat on 

 the back. 



1. A. arvensis L. Annual, diffuse, usually much branched; 

 stems 1-3 dm. long, 4-sided; leaves ovate or oval, numerous, oppo- 

 site, sessile or somewhat clasping, obtuse or acutish, 6-20 mm. long, 

 black-dotted beneath; peduncles filiform, 1-4 cm. long, recurved in 

 fruit; calyx-lobes keeled, rather rigid, slightly shorter than the 

 crenate glandular ciliate corolla-segments; flowers scarlet or salmon 

 color, usually with a dark center, 4-6 mm. broad; capsule glabrous. 



Common in waste places and gardens. Flowering nearly all the 

 year. 



3. DODECATHEON L. Shooting-star. 



Glabrous scapose perennial herbs, with entire or repand 

 basal leaves, and rather large flowers In Involucrate 

 umbels terminating scapes. Calyx deeply 5-lobed, the 

 lobes reflexed, slightly unequal, the tube very short, 

 thickened at the throat. Stamens 5, inserted on the 

 throat of the corolla; filaments short, flat, monadelphous, 

 connlvent into a cone, exserted; anthers linear or lance- 

 olate, connivent, attached by their bases to the fila- 

 ments. Ovary ovoid or subglobose, superior; style fili- 

 form, exserted; stigma 5-6-valved at the apex or splitting 

 to the base. Seeds numerous, minute, the testa punctate. 



1. D. clevelandi Greene. Pale green and glandular, 3-6 dm. 

 high; roots formed at the beginning of the dry season and remaining 

 dormant, no tubers formed; leaves scarcely fleshy, ascending or 

 erect, spatulate-obovate, the margins erose; corolla bright purple 

 with a yellow base; filaments purple, becoming yellow at the base 

 of the anthers; anthers purple except the midvein, about twice the 

 length of the staminal tube, the apex blunt, retuse; capsule oblong, 

 circumscisslle at the top. 



Frequent on dry mesas and grassy hillsides. March-April. 



