Victorian Plants. 231 



SAXIFRAGEAE. 



TILLAEA. 



1077. Creeping or floating. 



Stems sometimes rather elongated ; leaves seldom crowded, 

 usually from narrow- to linear-lanceolar ; flowers rather 

 minute, on solitary axillary often conspicuous stalklets ; 

 petals four, whitish, about as long as the sepals ; discal 

 scalelets opposite to the petals and fruitlets, alternating 

 with the sepals and stamens ; fruitlets much pointed ; 

 seeds usually two or three. T, recurva. 



Erect or diffuse ... ... 1078 



1078. Flowers mostly on long stalklets. 



Quite dwarf, often of reddish hue ; leaves very short ; 

 flowers very minute, on capillary stalklets ; petals four, 

 longer than the sepals ; discal scalelets obliterated ; 

 fruitlets rather blunt ; seeds few. Figure 54. 



T. purpurata. 



Flowers mostly on short stalklets ... ... ... 1079 



1079. Flowers very minute. 



Quite dwarf ; leaves generally quite short ; flowers often in 

 dense leafy clusters ; developed stalklets capillary ; sepals 

 very acute ; petals four or five, pointed, shorter than the 

 sepals ; discal scalelets obliterated ; fruitlets four or five, 

 rather acute ; seeds one or two maturing. 



P. verticillaris. 



Flowers comparatively large. 



Quite dwarf ; leaves short, rather acute ; flowers often in 

 leafy corymbs ; sepals rather acute ; petals generally four, 

 as long as the sepals ; discal scalelets obliterated ; fruit- 

 lets hardly pointed ; seeds few. T. macrantha. 



BAUERA. 



i. Flowers stalked. 



Leaflets small, serrulated ; calyx deeply cleft into six to ten 

 segments ; stamens numerous ; anthers yellow, almost 

 roundish; fruit exserted, broad, many-seeded. 



B. rubioides. 



