Assertion: water chestnut's leaf | /r/HasProperty | some pond weeds
Facets:
Source sentences:
text: This increased surface area is achieved by the development of large, thin leaves (some pond weeds), the separation of the leaf plate into thin threadlike sections (milfoil, hornworts, water crowfoot), and the appearance of holes in the leaves or the development of air-bearing cavities and large intercellular spaces.