Assertion: wild rice | /r/HasProperty | abundant
Facets:
value: in the san marcos river
type: LOCATION
Source sentences:
text: It was once abundant in the San Marcos River, in contiguous irrigation ditches with constant flows, and in Spring Lake at the river headwaters.
text: It was so abundant, in fact, that during the 1930s the local irrigation company considered it a difficult task to keep plants from clogging its ditches.