SAXIFRAGACEAE. 



79 



DECUMABIA. 

 (Family Saxifragaceae). 



Shrubs, climbing by aerial roots: 

 deciduous. Stems terete, rather 

 slender, the cortex finally ex- 

 foliating: pith rounded, greenish, 

 spongy. Buds small, solitary, ses- 

 sile, with indistinct scales. Leaf- 

 scars opposite, horseshoe-shaped, 

 raised, with concave surface, 

 transversely connected : bundle- 

 traces 3: stipule-scars lacking. 



Winter - character references: 

 Schneider, f. 190. 

 Twigs puberulent: buds very red- 

 hairy. D. barbara. 

 In addition to those given under 

 the genera to which they pertain, 

 the following winter-character 

 references may be noted: Phila- 

 delphus coronarius, Bosemann, 54; 

 Schneider, f. 189; Willkomm, 2, 

 3, 9, 51, f. 93; Zuccarini, 13, pi. 7. 



P. coronafius Satsumi. Shirasawa, 268, pi. 10. P. hirsutus. 

 Schneider, f. 189. P. pubescens. Bosemann, 54; Schneider, 

 f. 189. 



