OF THE WASATCH REGION 



eral. beakless. stellate-pubescent and armed with stiff hairs 

 that become prickles in fruit. Along banks of mountain 

 streams. June-August. 



4. SIDA. 



Calyx usually without bractlets. Carpels 1-seeded, the seed 

 pendulous. 



1. S. hetleracea Torr. Perennial; stellately pubescent; stem 

 short, procumbent. Leaves thick; reniform-cordate, oblique 

 at base crenate. Peduncles axillary; solitary; 1-f lowered. 

 Petals oblique, pubescent on the outside. That part of corolla 

 exposed in the bud is colored purplish; the rest yellow. Calyx 

 with 1-3 setaceous bractlets. Carpels 8-10, pointless. In al- 

 kaline soil. June-October. 



ORDER VIOLATES. 



VIOLACE^E. Violet Family. 



Herbs with simple, stipulate and basal or alternate 

 leaves. Flowers axillary or scapose; nodding; irregu- 

 lar. Sepals 5. Petals 5, the lowest one usually larger 

 or spurred. Stamens 5, with anthers erect, sessile or 

 on short filaments, connate around the pistil. Stigma 

 1 ; style 1; ovary 1, 1-celled, with 3 parietal placentae. 



1. VIOLA. Violet. 



ivrcnnials often from short, fleshy rhizomes. Flowers 

 axillary or scapose, solitary; showy, or the later ones apetalous 

 and cleistogamous and concealed among the leaves near the 

 ground. Sepals of the showy flowers are nearly equal; pro- 

 longed backward into ears. 



Petals blue or violet. 



Leaves divided, pale-green 1. V. Beckwitlill 



Leaves crenate or serrate, not divided; dark-green. 

 Leaves all basal. 



Beard of lateral petals strongly 



knobbed 2. V. cucullaia 



Beard of lateral petals not strongly 



knobbed^ 3. V. nephrophyllu 



Leaves both cauline and basal. ... 4. V. aduuca loiigipo* 

 Petals yellow (at least on inside). 



Petioles much longer than the peduncles 5. V. Nmtallii 



Petioles not much longer than the ped- 

 uncles 6. V. linguaefolia 



Petals white. 



Leaves alj basal 7. V. Manila 



Leaves not all basal 8. V. cauadensi* 



