188 Proceedings of the Biological Society of Washington. 



obliquely tubular-funnelform, stipitate-glandular and pilose with chiefly 

 eglandular hairs, the lips equal, the lower more or less deflexed, the middle 

 lobe of lower lip exceeding the lateral; stamens and style exserted about 1 

 cm., pale; filaments puberulous at base; anthers apparently violet, 3.5 mm. 

 long. 



Type in the U. S. National Herbarium, no. 1,011,724, collected at the 

 Seed and Plant Introduction farm at Yarrow, Maryland, May 23, 1919, by 

 P. Bisset (S. P. I. no. 44995), grown from cuttings collected in clayey soil 

 along a mountain stream near Puruld,, Baja Verapaz, Guatemala, altitude 

 about 1525 meters, July 19, 1917, by Wilson Popenoe (no. 176). 



This species is related to S. brevicalyx Benth., of the series Vulgares, but 

 is easily distinguished by its loose inflorescences, longer pedicels, and dif- 

 ferent leaves. From S. filipes Benth. it differs widely in leaf shape. 



