(240) 



multiple; anthers introrse. Placentae central, 

 oo-ovulate. Style 1. Stipules 0. 



1. Jussiaea L- 



Calyx tube not prolonged beyond the ovary, 

 but forming an epigynous disc ; lobes 4-6, 

 persistent. Petals 4-6 ; stamens twice as 

 many. Cells of ovary as many as calyx-lobes; 

 stigma capitate. Fruit a septicidal capsule. 



1. J. EEPENS L. Flowers yellow; leaves 

 alternate. 2f. Aquatic. Niles. Alvarado. 

 Summer. 



2. Zauschneria Presl. 



Calyx-tube prolonged considerably above the 

 ovary, funnel-shaped, colored, with 4-lobed, 

 deciduous limb. Petals not exceeding the 

 calyx-lobes, 2-cleft, erect. Stamens 8, in- 

 cluded. Ovary 4-celled, 4-valved. Seeds with 

 a hairy crown. Fruit a capsule, linear, imper- 

 fectly 4-celled, oc -seeded. Flowers scarlet ; 

 upper leaves alternate. U . 



1. Z. CALIFORNICA Presl. Oakland Water- 

 works. Mies. Summer. 



3, Epilobium L- WILLOW-HERB. 

 Calyx-tube prolonged but little beyond the 

 ovary; limb 4-parted, soon deciduous. Petals 

 4, obovate, or obcordate, inserted into an an- 

 nular disc on the summit of the calyx-tube. 

 Stamens 8. Ovary 4-celled. Fruit a 4-angular, 



