367 



Var. pergranulatum, n. var. The central figure shows 

 flowering spikes. 1, vertical section of an article in fruit (Grange). 

 2, fruiting perianth and seed (Lake Hart). 3, the same (Coota- 

 noorinna). 4, transverse section of perianth and fruit (Coota- 

 noorina). 5, seed (Grange). 



Abbreviations for all plates: a, article; alb, albumen; anth, 

 anther; ax, axis; cot, cotyledons; e, embryo; epl, endopleura ; 

 fil, filament; p, perianth; pc, pericarp; ps, pistil; rod, radicle; 

 t testa. 



Plate XXXIV. 



Arthrocnemum Lylei, (Ewart et White) comb. nov. Central 

 figure a fruiting spike. 1, 3 perianths seen from the front. 2, 

 central perianth and pericarp. 3, pistil and stamen. 4, seed 

 (all from the type, Cowcowing, except No. 4, which is from Lake 

 Lefroy). 



A. bidens, Nees. A flowering spike and part of the branch 

 (from the type, Swan River). 



Plate XXXV. 



Arthrocnemum arbusculla, (R. Br.) Moq. Central figure a 

 flowering branch. 1, transverse section of a flowering article. 

 2, flowering article from the front. 3, pistils (all from Ethelt'on). 

 4, pericarp (fruit). 5, vertical section of seed (both from 

 Noarlunga). 6, fruiting article, from the side (Tasmania). 7, 

 transverse section of fruiting article (Ethel ton). 



A. leiostachyum, (Benth.) Paulsen. Central figure flowering 

 branch (from the Grange). 8, 3 fruiting articles, the lowest one 

 showing the cavity from which 3 fruiting perianths have been 

 taken (Grange). 9, vertical section of fruiting perianth (Port 

 Adelaide River). 10, seed (Finke River). 11, transverse section 

 of fruiting perianth (Stuart Range). 12, vertical section of seed 

 (Stuart Range). 



Plate XXXVI. 



Pachycornia robusta, (F. v. M.) Hook. f. 1, 3 perianths 

 after the anthers have fallen. 2, vertical section of pistil with 

 ovule somewhat advanced. 3, transverse section of fruiting 

 article. 4, seed. 5, vertical section of seed. 



P. tenuis, (Benth.) comb. nov. 6, flowering branch (Howitt 

 Expedition). 7, fruiting spike (Georgina River). 8, 3 perianths 

 (Mount Parry). 9, pericarp and young seed (Mount Parry and 

 Cowcowing). 10, fruiting article (Marree). 11, transverse sec- 

 tion of fruiting article and axis (Marree and Georgina River). 

 12, vertical section of fruiting article a-nd axis, showing 2 cavities 

 from which seeds have been removed (same localities). 13, 

 vertical section of seed (same localities and Mount Parry). 



Plate XXXVII. 



Tecticornia cinerea, (F. v. M.) Hook. f. Central figure 

 represents a flowering and a fruiting spike. 1, transverse section 

 of spike, showing 4 scales, 2 of them supporting flowers in an 

 advanced stage. 2, fruiting perianth spread open and fruit. 3, 

 flowering perianth. 4, seed (all from Townsville a,nd Darwin 

 specimens). 



Saiicomia australis, Banks et Sol. 5, flowering perianth. 

 6, pistil and 2 stamens. 7, seed. 8, vertical section of seed. 9, 

 transverse section of seed. 



