70 University of Texas Bulletin 



Stachys agraria Cham. & Schl. Hedge Nettle. Woundwort. 



Common in moist or shaded ground, in valleys and on roadsides. 

 Te v as and Mexico. 



Teucrium canadense L. 



Bee Creek ravine, Waller Creek. Not common here. 

 Eastern states. 



RHINANTHACEAE (SCROPHULARIACEAE) Figwort Family 



Antirrhinum antirrhiniflorum Small. (A. maurandioides Gray.) 

 Snapdragon. 



Abundant on shaded bluffs. Barton Springs. A slender, climbing- 

 vine with small leaves and conspicuously irregular blue or purple 

 flowers. 



Texas to Arizona and in Mexico. A very common vine in the 

 foothills of the Davis Mountains. 



Castilleja Lindheimeri Gray. Painted Cup. Indian Paint Brush. 



Dry, rocky hillsides. One of the most conspicuous flowers on the 

 high, barren slopes of Mt. Bonnell and Mt. Barker. The orange, 

 red flowers and similarly colored bracts are very showy. 



Texas. 



Co7iobea multifida Benth. 



Abundant in the dry bed and on the banks of Shoal Creek. 

 Central states. 



Gerardia heterophylla Nutt. 



Dry ground. Along railroad tracks. 

 Southern prairie states. 



Gerardia strictiflora Benth. 



Dry grounds. Along railroad tracks. 

 Southern prairie states. 



Leucophyllum texanum Benth. 



On dry rocky ledges. Barton Creek. A striking and beautiful 

 shrub with white-woolly foliage and pink bellshaped flowers. 



Texas and Mexico. 



Linaria texana Scheele. Toad flax. 



Very common in woods, fields and roadsides. A slender plant with 

 delicate, long-spurred blue flowers. 



Widespread. Chiefly in the southern states. 



