ENATION. 4,4,7 
Such leaves as those of the hedgehog holly, [ex 
Aquifolium, var. feror, and, to a less extent, bullate 
leaves, may also be mentioned here as illustrations of 
hypertrophy or enation. 

Fie. 211.—Nepkrodiwm molle. Ordinary frond and forked and 
crested varieties of the same, the crest arising from the inordinate 
development of the margins of the pinnules. 
When the increased development occurs at the mar- 
gin of the leaves, especially, the result is a wavy or 
crisped appearance, “ folia undulata, vel crispa.”* These 
1 Linn., ‘Phil. Bot.,’ § 274. The term “crispa” is surely preferable 
to that of Ré, “ phyllorhyseme.”’ a€ 
