Water-leaf Family 325 



cordate, coarsely and obtusely 5-8-toothed, about 12 mm. long, 

 all shorter than the petioles; corolla about 1 cm. long, nearly 

 white, 5-cleft barely to the middle; ovules on each placenta 8-10; 

 seeds fewer. 



" Rare and local in the San Gabriel Mountains, 1 ' Davidson. 



*** Ovules several (6-12} or more numerous on each plancenta; ap- 

 pendages of 10 vertical salient lamellx. 



*- Seeds areolate, reticulate or favose-pitted but not transversely 

 rugose; styles cleft to the middle. 



12. P. brachyloba (Benth.) Gray. Stems branched, erect, 

 3-6 dm. high, roughish-pubescent, viscid-glandular above; leaves 

 pinnatifid, elongated, oblong or spatulate, short-petioled, lobes 

 7-15, entire or obtusely few-toothed; spikes crowded, solitary or 

 geminate, at length much elongated and slender ; pedicels very 

 short ; corolla white, campanulate, the lobes about half the length 

 of the tube ; the long narrow appendages nearly free from the 

 stamens ; ovules about 6, rarely more, on each plancenta ; cap- 

 sule oblong-oval, very obtuse, membranous, shorter than the 

 narrow spatulate calyx-lobes; seeds oval, reticulated. 



Frequent in the upper portions of the chaparral belt of the San Gabriel 

 Mountains. April-June. 



13. P. Douglasii (Benth.) Gray. Stems branched from the 

 base; the branches prostrate or decumbent, 1-2 dm. long; herb- 

 age pubescent and hirsute with mostly spreading hairs; leaves 

 elongated-oblong or linear in outline, pinnatifid or pinnately 

 parted into several-many pairs of lobes, the terminal lobe not 

 larger nor parallel-veined ; racemes becoming elongated ; pedicels 

 filiform, 1-2 cm. long; calyx-lobes spatulate; corolla rotate-cam- 

 panulate, pale blue, about 1 cm. broad ; appendages semi-oblance- 

 olate ; ovules to each dilated placenta 12-14 ; capsule ovate, mucro- 

 nate; seeds roundish, oval, scrobiculate. 



Frequent near the coast along the borders of the sand-dunes. Much re- 

 sembling some of the large-flowered Nemophilas. 



14. P. Davidsonii macrantha Parish. Stems branched from 

 the base, decumbent, ascending or erect, 2-4 dm. long, rather 

 soft pubescent and villous ; leaves deeply pinnatifid into 2-4 tri- 

 angular entire lobes and a much larger terminal one. the evident 

 veins of which are nearly parallel, the upper leaves commonly 

 entire and slender petioled; pedicels shorter than the fruiting 

 calyx-lobes ; calyx-lobes narrowly spatulate, fully twice the length 



