BORAGE FAMILY 203 



in. PHACELIA Juss. 



Herbs, mostly annual. Leaves alternate, sometimes simple, 

 but in most species lobed or divided. Flowers in one-sided 

 clusters, often showy. Calyx 5-parted, without appendages. 

 Corolla with 5 spreading lobes. Ovary 1-celled, with narrow 

 placentae. 



1. P. bipinnatifida Michx. A hairy biennial. Stem upright, 1-2 ft. 

 high. Leaves on long petioles, pinnately divided or deeply cut into 

 3-7 toothed or cut segments. Racemes long, loose, many-flowered. 

 Flowers blue or violet, the spreading or recurved pedicels about as 

 long as the calyx. Calyx segments linear. Corolla broadly beU- 

 shaped, its appendages in pairs between the stamens. Rich soil in 

 thickets and along streams. 



2. P. tanacetifolia Benth. A tall, hairy annual. Leaves pinnately 

 cut. Spikes long, densely flowered. Flowers showy, blue. Stamens 

 projecting. Capsule 4-seeded. Cultivated from California. 



3. P. WhitlaviaGray. Whitlavia. A rather coarse, sticky annual. 

 Leaves broad, ovate, coarsely toothed, petiolefd. Flower clusters a 

 loose raceme. Flowers showy, about 1 in. long, blue or sometimes 

 white. Corolla bell-shaped. Stamens and style projecting. . Capsule 

 many-seeded. Cultivated from California. 



4. P. linearis Holz. Eutoca. A much-branched, somewhat rough 

 or rough-hairy plant, 3-12 in. high. Leaves linear or lanceolate, en- 

 tire or nearly so. Flowers showy, violet or white, loosely panicled. 

 Capsule many-seeded. Cultivated from California. 



86. BORAGINACE.a;. Borage Family 



Mostly herbs, with stems and foliage roughened with stiff 

 hairs. Leaves alternate and entire, not aromatic. Flowers gen- 

 erally in a coiled inflorescence. Calyx 5-parted. Corolla hypogy- 

 nous, generally 5-lobed and regular. Stamens 5, inserted on the 

 corolla tube. Style 1 ; ovary commonly 4-lobed, ripening into 

 4 1-seeded nutlets. 



I. HELIOTROPIUM L. 



Herbs or low shrubs. Leaves petioled. Flowers white, 

 blue, or lilac, in one-sided, curved spikes. Calyx 5-parted. 

 Corolla salver-shaped, the throat open. Anthers almost ses- 

 sile. Style short; stigma conical or knobbed. Fruit sepa- 

 rating into 2 or 4 nutlets. 



