^34 SILENE^. (pink family.) 



§ Iiifiarescence regularly dichotomous. 

 19 S. crassipes. 



§ § Lower flower alar, the others in l-sided racemes. 

 11 S. dichotoma, 13 oxyodonta. 



§ § § J.?Z thejhicers in 1-sided racemes. 

 15 S. Gallica, 

 * * * » Flowers in 1-sided racemes. Calyx hirsute or papillary, apex not 

 contracted in fruit.. 

 t Seeds with jiat face and obtusely grooved lacTc. 

 14 S. Nicoeensis, 15 hirsuta, 16 villosa. 



I I Seeds loith ear-shaped depression at face and obtusely grooved lack. 



\ Cajmtle a little longer than carpophore. 

 17 S. Arabica, 18 setacea, 



\ \ Gapside 1-3 times as long as carpophore. 

 19 S. Damascena, 20 Palestina. 



XXX Carpophore almost 0. 



21 S. nocturna. 



I I I Face of seeds synooth, rather concave, bach deeply grooved with two 



wavy wings. 



22 S. apetala, 23 bipartita. 



***** Inflorescence dichotomous, ending in racemes or cymes. Calyx 

 hairy or glabrous, apex not contracted in fruit. Tender herbs. 



t Seeds more or less compressed. 

 24 S. rubella, 25 sedoides, 26 fuscata. 

 t t Seeds almost globular, with a pore at each side of umbilicus. 



27 S. Atocion. 



****** Inflorescence irregularly dichotomous. Apex of calyx not 

 contracted in fruit. Rigid plants with filiform branches and peduncles. 

 t Seeds grooved at bach 



28 S. Kotscbyi, 29 linearis, 30 Cassia, 31 Hussoni. 



1 1 Seeds fatish at bacJc. 

 32 S. juncea, 33 chsetodonta. 



SERIES B. PERENNIALS. 



* Flowers small, 1-5 in a raceme. Capsule short-stipitate. Tufted dwarf , 

 subalpine and alpine plants. 



34 S. pharnaceifolia. 



** Flowers rather small; calyx not more than .01 long; dioecious or 

 monoecious-polygamous, rarely hermapfirodite. Carpoj)}u)re elongated. 



35 S. stenobotrye, 36 brevipes, 37 spergulifolia, 38 pruinosa^, 

 39 Montbretiana. 



♦ ♦ ♦ Flowers hermaphrodite, often large. 



