ASTER PARTHIANUS 167 
stock is often but 1 in. long, while including 12 to 20 nodes and 
I 
¥ in. thick or more. 
Leaves numbering about 8-12, within as many inches; all 
Asten Parthianus 
Pic. 21. 
deflexed, or more often in part deflexed, in part divaricate and a 
few ascending; their petioles slender. Leaf-bases broad, the 
prominent sinus deep and narrow, or moderately so. 
Ovate-acuminate, soon narrowing to lance-acuminate; margins 
