264 Key to the System of 



ASTROTRXOKA. 



1210. Leaves from broad-linear to almost narrow-elliptical. 



Vestiture short and dense, often greyish or somewhat 

 brownish ; leaves generally blunt, at the margin revolute, 

 above glabrescent, but rough ; umbels paniculated ; vesti- 

 ture extending also to the outer side of the petals ; fruit 

 small. A. ledifolia. 



FANAX. 



1211. Leaflets obliquely elliptic-lanceolar, equally green and 



shining on both sides. 



Finally tall, almost of palm-like stature; stem straight, 

 only near the summit branched and never extensively so ; 

 leaves always simply pinnate; leaflets of rather thin 

 texture ; umbels racemous-paniculate ; fruit bluish. 



P. Murray!. 



Leaflets from ovate-lanceolar to almost linear, often 

 dull-grey underneath. 



Shrub, finally arborescent, constantly glabrous ; leaves 

 simply or compound -pinnate ; leaflets entire or den- 

 ticulated or variously lobed, of rather firm texture ; 

 venules much concealed ; umbels irregularly paniculate ; 

 fruit bluish-white. Figure 52. P. sambucifolius. 



UIMBELLIFERAE. 



ACTINOTUS. 



1212. Bracts large, very much longer than the umbel. 



Closely invested with crisped hairlets ; leaves rather large, 

 cleft into several narrow lobes or segments, at last almost 

 glabrous above ; umbels on long stalks ; bracts petal-like, 

 radiating around the umbels, velvety -white ; flowers 

 densely crowded, the outer staminate only ; petals absent. 



A. Heliauthi. 



Bracts small, scarcely longer than the umbel. 



Slender, slightly beset with hairlets ; leaves rather small, 

 usually cleft into three somewhat lobed segments ; umbels 

 on very short stalks ; flowers nearly all staminate and 

 pistillate ; petals absent ; fruit often densely ciliolated. 



A. Gibbonsii. 



