Assertion: aster's leaf | /r/HasAspect | heart-shaped bases
Facets:
value: with prominent veins
type: OTHER
value: with long petioles
type: OTHER
Source sentences:
text: more or less sessile, oval to lance-shaped, 6 to 15 cm x 3 to 8 cm, with serrated edges, thick and firm, rough on the upper side, and densely hairly below; lower leaves have heart-shaped bases with long petioles and prominent veins.