LXXVII. SAXIFBAGE.E. 



393 



merous. Stamens 4 or 8, alternating with scales. Ovary 4- (rarely 2-) celled. (Intermediate 

 between SAXIFRAGEJE and CRASSTJLACE.S.) Francoa, Tetilla. 



TRIBE III. HYDRANGEA. Shrubs or trees. Leaves opposite, simple, exstipulate. Petals 

 often valvate. Stamens usually epigynous. Ovary usually 3-5-celled. Hydrangea, Dichroa, 

 Deutzia, 1 Decumaria, 1 PMladelphus, 1 Jamesia, Fendlera, &c. 



Escallonia. Diagram. 



Escallonia. 

 Flower cut vertically (mag.). 



Escallonia rubra. 



E. rubra. 



Transverse section of 

 ovary (mag.). 



E. macrantha. 



Transverse section of 



ovary (mag.)- 



Escallonia. 



Seed, entire and cut vertically 

 (mag.). 



TRIBE IV. ESCALLONIE.J;. : Trees or shrubs. Leaves alternate, simple, exstipulate, often 

 coriaceous, and gland-serrate. Stamens usually as many as the petals. Escallonia, Quintinia, 

 Breoeiaf Carpodetus, Itea, Polyosma, Anopterus, Argophyllum, &c. 



TRIBE V. CUNONIEJE. Trees or shrubs. Leaves opposite, rarely whorled, simple or com- 

 pound, stipulate. Petals never valvate. Codia, Callicoma, "Spirceantliemwm, Ceratopetalum, 

 AcropJiyllum, AcJcama, Weinmannia, Cunonia, &c. 



TRIBE VI. RIBESIE^:. (See order RIBESIACE^, p. 398). Shrubs. Leaves alternate, simple ; 

 stipules 0, or adnate to the petiole. Flowers usually racemose. Ovary 1-celled, 2-carpellary. 

 Seeds immersed in pulp ; raphe free. Ribes. 



ANOMALOUS GENERA. Bauera, CepJialotus, 3 J)D.] 

 1 See order Pkiladclphc<e, p. 394. * See order Brexiacea, p. 396. ' See order Cephalvtca, p. 399. 



