ii8 PHLOX ORDER 



rolla, usually with 10 small appendages within at the base, stamens 5, in- 

 cluded, ovary 1-celled, styles partly united, capsules 2-valved, seeds 1-4; 

 flowers solitary, stalked, lateral or terminal ; leaves alternate or opposite, 

 mostly pinnately cleft or lobed ; annuals. 

 Stems spreading or trailing; leaves lobed or divided; 1 



flower whitish A r . parviflora 



PHACELIA Jussieu 1789 PHACELIA 



(Gr. phacelos, cluster) 



PI. 21, fig. 6. 



Sepals 5, united, somewhat enlarging in fruit, petals 5, blue, purple, 

 violet, or white, united into a bell-shaped, tubular or funnelform corolla, 

 stamens 5, attached near the base of the corolla, ovary 1-celled, styles 

 united below, capsule 1-celled, or falsely nearly 2-celled, 2-valved ; flowers 

 in terminal curved cymes or racemes ; leaves alternate, entire, toothed 

 lobed, pinnately cut or dissected, the lowest rarely opposite; annual or 

 perennial. 



1. Leaves or some of them entire 



a. Leaves oblanceolate to ovate, entire ; perennial P. hcterophylla 



b. Leaves linear to oblong, often lobed ; annual P. linedris 



2. Leaves coarsely toothed to pinnatifid 



a. Leaves coarsely toothed P. integrifolia 



b. Leaves divided, often to the midrib 



(1) Flowers typically in 1-sided curved cymes; 



sticky annuals P. glandulosa 



(2) Flowers in an oblong spike; silky-hairy 



perennials P. sericea 



BORAGINACEAE BORAGE FAMILY 



Sepals 5, united, petals 5, united, stamens 5, inserted on the tube or 

 throat of the corolla and alternate with the lobes, ovary of 2 2-ovuled car- 

 pels, entire or the carpels commonly deeply 2-lobed, making it appear as of 4 

 1-ovuled carpels, style simple, entire or 2-cleft, fruit mostly of 4 1 -seeded 

 nutlets or of 2 2-seeded carpels ; flowers in 1-sided spikes, racemes, flat- 

 topped clusters or sometimes scattered ; annual, biennial or perennial herbs 

 or shrubs, with alternate, rarely opposite or whorled entire, usually rough 

 or hairy leaves. 



1. Fruits bur-like, with hooked prickles; flowers 



white to light blue LAPPULA 



