SAXIFRAGES 



509 



Cotyledons small, membranous, ovate, emarginate, shortly petio- 

 late or subsessile, glabrous, green, indistinctly one-nerved. 



. Philadelphus gracilis, x 



Stem erect, terete, herbaceous, hairy ; 1st internode 3-6-5 mm. 

 long ; 2nd 2-5 mm. 



First leaves simple, cauline, opposite, decussate, ovate, subacute, 

 slightly serrate or almost entire in the first pair, petiolate, exstipulate, 

 covered with rather long silky 

 hairs, light green, pinnati- 

 nerved. 



Escallonia Berteriana, DC. 



(fig. 329). 



Hypocotyl erect, terete, pale 

 green, pubescent with adpressed 

 or incurved hairs, 3-6 mm. long. 



Cotyledons ovate, obtuse, 

 glabrous, shortly petiolate ; 

 lamina 2-25 mm. long, 1-75 

 mm. wide ; petiole *5 mm. 



Stem erect, terete, ultimately 

 shrubby ; 1st internode -5 mm. ; 2nd '75 mm. ; 3rd 1 mm. 



Leaves simple, cauline, alternate, exstipulate, petiolate, glabrous 



FIG. 329. Escallonia Berteriana, x 4. 



