OCTOBER. 369 
observed that it is only the unsupported branches of Ivy 
that produce flowers and berries; if the branch has root or 
tendrils, it has not flowers. Helix is the name given to it 
by Pliny; it means winding about or twisting. Sheep are 
fond of this plant. A variety called Irish Ivy is of very 
quick growth, and has larger leaves. 
SYNGENESIA. SUPERFLUA, 
CoROLLIFLOR. ASTERACE. 
CONYZA. (SPIKENARD.) 
Generic Character. Jnvolucre roundish and scaled. ecep- 
tacle naked. Feather or pappus rough. 
Conyza squarrosa. Ploughman’s Spikenard. Frequent 
on chalky or clayey soil. Two or three feet high, leaves 
slightly downy, egg-shaped, long and narrow, cut at the 
edges, lower ones stalked. Flowers yellow, florets of the 
circumference very small and three-toothed. 
