GESXERACE/E 



331 



ing continuous with or forming a petiole to the first leaf, and carry- 

 ing it above the other cotyledon. 



Leaves few, simple, radical, alternate, exstipulate, sessile, alter- 

 nately and ascendingly penninerved, densely hairy on both surfaces, 

 but especially so on the nerves beneath, with fleshy, crystalline, 

 bulbous-rooted hairs. 



No. 1. Originally ovate, obtuse, entire, apparently nerveless, 

 afterwards alternately penninerved, becoming oblong, and crenate, 



FIG. 568. Streptocarpus Eexii x S. lutea. A, B, C, different stages of 

 seedling, x. 5. D, older seedling, nat. size : FL, first leaf ; SL, second 

 leaf ; C, persistent cotyledon. E, Seedling with three cotyledons, from 

 one of which the first leaf is developed, x. 5. 



then panduriform by a wide development near the base, below which 

 it is cordate and suddenly cuneate to the stalkless base, obtuse at 

 the tip and thinly hairy denoting the persistence of the cotyledon, 

 subrugose, with the primary nerves sunk above, prominent beneath 

 and not terminating directly in the teeth. 



