"Agave utahensis var. eborispina" "Agave utahensis var. nevadensis" "Agave utahensis var. utahensis" "Agave weberi" "Agave ×ajoensis" "Agave ×arizonica" "Agave ×glomeruliflora" Aristocapsa "Aristocapsa insignis" Centrostegia "Centrostegia thurberi" Chorizanthe "Chorizanthe angustifolia" "Chorizanthe biloba" "Chorizanthe biloba var. biloba" "Chorizanthe biloba var. immemora" "Chorizanthe blakleyi" "Chorizanthe brevicornu" "Chorizanthe brevicornu var. brevicornu" "Chorizanthe brevicornu var. spathulata" "Chorizanthe breweri" "Chorizanthe clevelandii" "Chorizanthe corrugata" "Chorizanthe cuspidata" "Chorizanthe cuspidata var. cuspidata" "Chorizanthe cuspidata var. villosa" "Chorizanthe diffusa" "Chorizanthe douglasii" "Chorizanthe fimbriata" "Chorizanthe fimbriata var. fimbriata" "Chorizanthe fimbriata var. laciniata" "Chorizanthe howellii" "Chorizanthe leptotheca" "Chorizanthe membranacea" "Chorizanthe obovata" "Chorizanthe orcuttiana" "Chorizanthe palmeri" "Chorizanthe parryi" "Chorizanthe parryi var. fernandina" "Chorizanthe parryi var. parryi" "Chorizanthe polygonoides" "Chorizanthe polygonoides var. longispina" "Chorizanthe polygonoides var. polygonoides" "Chorizanthe procumbens" "Chorizanthe pungens" "Chorizanthe pungens var. hartwegiana" "Chorizanthe pungens var. pungens" "Chorizanthe rectispina" "Chorizanthe rigida" "Chorizanthe robusta"