86 MINNESOTA STUDIES IN PLANT SCIENCE 



Plate VIII 



I. A flower of 5. caroUniana; II, mature follicles of same; III, immature follicles; 

 IV, ventral side of a young carpel showing shallow adherent receptacle; V, early 

 stage of the carpels; VI, ventral view of a mature follicle; 1, petals; 2, sepals; 3, 

 stamfen; 4, leaf; 5, seeds at left immature; 6, glands of hairs; 7, a bract of the 

 inflorescence ; I, drawn from a specimen in the Herbarium of the University of Minne- 

 sota; II and VI, drawn from a specimen collected by Dr. Asa Gray, C S. Sargent, 

 J. H. Redfield, and William M. Canby on Negro Mountain, North Carolina (MBG 

 84291), III, IV, and V from a specimen collected by J. D. Small at Chatham Hill Gap, 

 Virginia (MBG 84288). 



VII. Mature follicles of S. idahoensis; VIII, dorsal; IX, ventral sides of young 

 carpels; X, a very young carpel showing gland; 8, petals; 9, sepals; 10, stamen; 11, 

 leaves; 12, bract of inflorescence; 13, glands of hairs; VII and 11 drawn from J. H. 

 Sandberg's collection from the Palouse County, Washington, the others from Aiton's 

 collection from Kootenai County, Idaho (UMH). 



XII. Mature follicles of 5", petiolata; XIII, ventral view of a mature follicle, 

 showing the slightly adherent receptacle; 14, petals; IS, sepals; 16, filament; 17, seeds; 

 18, a seed much enlarged ; 19, bract of inflorescence ; 20, glands of hairs ; 21, side view 

 of mature fruit 



