Assertion: mule's foot | /r/HasProperty | 18 metres
Facets:
Source sentences:
text: In addition to the saguaro cactus, the signature plant of the desert, common types include the barrel cactus, organ-pipe cactus, prickly pear, cholla, ocotillo, yucca, century plant, ironwood, palo verde, elephant tree, mesquite, and creosote bush; endemic to Baja California are the cardon (up to 60 feet [18 metres] in height, a relative of the saguaro) and the unusual boojum tree (known in Mexico as the cirio).