Lophophora williamsii (English spelling) Lophophorawilliamsii

Japanese: Lophophora williamsii（英語表記）Lophophorawilliamsii

... E . pentalophus var. procumbens (Eng.) Krainz (illustration) produces reddish-pink flowers up to 8cm in diameter. Globular cacti include large species such as the yellow-thorned Golden Shachi ( Echinocactus grusonii Hildm.) (illustration), the Ferocactus genus with its flat central spines, the smallest cactus in the Frailea genus with a diameter of less than 1 cm, the completely spineless Astrophytum asterias (Zucc.) Lem. (illustration) and Lophophora williamsii (Lem.) Coult. (illustration), the Mammillaria genus covered with warty protrusions, the Ariocarpus genus with warts deformed into large triangles, the Kōzan ( Leuchtenbergia principis Hook.) with its long, rod-like protrusions rather than angular warts, and the Echinofossulocactus genus with up to 80 ridges. There is a great deal of diversity, including the elaborately shaped Pelecyphora pseudopectinata Backbg. (illustration), which has spines that resemble those of a woodlouse.
[use]
In Mexico, the thorns of the shoots of prickly pear cacti are removed and used as a vegetable.

From Mescaline

...a psychotropic drug derived from the small Mexican cactus Lophophora williamsii , which produces hallucinations. Since the mid-16th century, Indians in Mexico and the American Southwest have used peyote, made by cutting the top of the cactus and drying it before eating it, to experience the reality of the gods. ...

*Some of the terminology that mentions "Lophophora williamsii" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…カカク(花角)E.pentalophus var.procumbens (Eng.) Krainz(イラスト)は，直径8cmもある赤桃色の花をつける。球形のサボテンは黄色のとげのキンシャチ(金鯱)Echinocactus grusonii Hildm.(イラスト)，中央のとげが扁平のフェロカクトゥス属Ferocactusなどの大型種から最小のサボテンで直径が1cm以下のフライレア属Frailea，とげがまったくないカブトマル(兜丸)Astrophytum asterias (Zucc.) Lem.(イラスト)やウバダマ(烏羽玉)Lophophora williamsii (Lem.) Coult.(イラスト)，いぼ状の突起でおおわれたマミラリア属Mammillaria，いぼが大きな三角形状に変形したアリオカルプス属Ariocarpus，いぼが角ばらずに棒状に長く突出したコウザン(晃山)Leuchtenbergia principis Hook.(イラスト)，稜が80にもおよぶエキノフォスロカクトゥス属Echinofossulocactus，とげがワラジムシのようなセイコウデン(精巧殿)Pelecyphora pseudopectinata Backbg.(イラスト)など実に多様である。
［利用］
　メキシコではウチワサボテン類の新梢のとげを落として野菜として使う。…