Opuntia engelmannii var. engelmannii Salm-Dyck ex Engelm.
cf.
Cactaceae
Wendy C. Hodgson
26081
2011-05-12
Andrew Salywon, Vera Markgraf, Lori Makarick, Melissa McMaster
USA, Arizona, Mohave County, Grand Canyon National Park, mouth of Tuck Up Canyon, river right.
36.27949 -112.8753
12S 331573E 4016580N
540 metros
1785ft
Riparian, sandy beach
Brickellia longifolia, Tamarix ramosissima.
Local, large plants 3 m x 1-2/3 m, 8 pads high, flowers 115(l)x110(w) mm, 93x100 mm, 98x89 mm, 100x87 mm, 106x84 mm, 94x82 mm, somewhat rotate, inner tepal 47x35 mm, 49x30 mm, 50x37 mm, 51x35 mm, 51x32 mm, broadly obovate, slightly lacerate apically, floral tube 58, 53 mm long, outer tepals yellow with orangish-green basally and midstripe, inner tepals yellow-orange, darker orange at base, filaments yellow (chartreuse basally), 20, 21 mm long, anthers light yellow, style white, stigma lobes green.