ARRANGEMENT OF THE PARTS OP THE FLOWER. -473 



lowia is similar, except that the row of fertile stamens is here re- 

 presented by five antipetalous staminodes, thus 



S 



P 



Sts 



x. 



Pityranthe differs from Broionlowia in the circumstance that 

 the staminodes are superposed to the sepals 



S 



P 



Sts 



x. 



Gorchoropsis has a third row to the androeciuni in the shape of 

 an innermost row of five staminodes superposed to the sepals — 



S 



P 



Sts 

 Sts 



x. 



oocquillou, however, states that the staminodes are autisepalous*. 

 In some species of Elceocarpus, as in E. parvijlorits, as also in 

 toe genus Tilia itself, the arrangement is as follows — 



S 



P 



St 



x 



St 



0. 



In Leptonychia, formerly referred to TiliaceaB, but now more 



fittingly placed among Byttneriaeese, the disposition is as fol- 

 lows 



S 



P 



x x 



St St 



x. 



In many cases the outer surface of the staminodes is dusted over with pollen 

 spite of the anthers being cxtrorse, which leads to the inference that the 

 unction of the stauiinodes corresponds with that o[ those organs in Domixya 

 Vastersii. See ■ Gardener's Chronicle/ 18G4, p. 14 ; Bot. Mag. t. 56W. 



