432 Key to the System of 



stalklet ; anthers yellow, broadish, hardly as long as the 

 large thickened orange-colored portion of the filament or 

 shorter ; style filiform ; stigma minute ; fruit rather 

 large, from globular- to cylindric-ovate ; seeds few or 

 several, shining-black outside. D. Tasmanica. 



Leaves comparatively narrow, smooth at the margin 1848 



1848. Anthers yellow. 



Leaves long, nearly flat ; clasping leafstalks quite opened 

 towards the summit, posteriorely almost blunt ; sepals and 

 petals of the down-bent flowers soon verging towards the 

 stalklet ; anthers about twice as long as the small orange- 

 colored thickened portion of the filament ; style filiform ; 

 stigma minute ; fruit nearly globular ; seeds few or 

 several, shining-black outside. D. loiigifolia. 



Anthers almost black. 



Leaves long, very rigid, soon recurved or re volute along the 

 margin ; clasping leafstalks closed ; anthers three or more 

 times as long as the small thickened bright-yellow portion 

 of the filament ; style filiform ; stigma minute ; fruit 

 nearly globular ; seeds few or several, shining-black 

 outside. D. revoluta. 



BUX.BZNZS. 



1849. All filaments beset with hairlets. 



Root bulbous-tuberous ; leaves usually rather thick, all 

 basal ; flowers comparatively large, fragrant ; bracts 

 small ; filaments from very partially to quite extensively 

 invested ; style filiform ; stigma minute ; fruit small, 



. globular ; seeds few, black outside. B. blllbosa. 



Three of the filaments quite glabrous. 



Root entirely fibrous ; leaves usually rather slender, all 

 basal ; flowers comparatively small ; bracts very short ; 

 style filiform ; stigma minute ; fruit small, globular ; 

 seeds few, black outside. B. semibarbata. 



TRICOHVNE. 



1850. Stem branched. 



Almost ever-flowering ; root procurrent, fibrous ; stem and 

 branches wiry ; leaves distantly scattered, flaccid, the 

 upper gradually bract-like ; umbels more than one, with 

 few or several flowers ; sepals and petals almost alike, 

 quite yellow or outside partly reddish ; style filiform ; 

 stigma minute ; fruitlets very small, oblique- or clavate- 

 ovate, one-seeded. T. elatior. 



