Brassicaceae greens, Savoy, kohlrabi, and gai lan ("Brassica oleracea"), turnip, napa cabbage, bomdong, bok choy and rapini ("Brassica rapa"), rocket salad/arugula ("Eruca sativa"), garden cress ("Lepidium sativum"), watercress ("Nasturtium officinale") and radish ("Raphanus") and a few spices like horseradish ("Armoracia rusticana"), "Brassica", wasabi ("Eutrema japonicum"), white, Indian and black mustard ("Sinapis alba", "Brassica juncea" and "B. nigra" respectively). Vegetable oil is produced from the seeds of several species such as "Brassica napus" (rapeseed oil), perhaps providing the largest volume of vegetable oils of any species. Woad ("Isatis tinctoria") was used in the past to produce a blue textile dye (indigo), but
Choy Li Fut and lay the foundation of the Republic of China (Taiwan ROC). The younger son, Chan Koon-Pak 陳官伯, left King Mui to become a merchant in Kong Moon 江門市 (Jiangmen) City, where his fame as a martial artist spread quickly. He soon had no time to spend as a merchant and devoted all of his efforts teaching Choy Li Fut. In later years, Chan Koon-Pak 陳官伯 established another large Choy Li Fut training center in Guangzhou 廣州. Choy Li Fut Choy Li Fut (Cantonese), also spelled Choy Lay Fut and Choy Lee Fut or Cai Li Fo (Mandarin) (; aka Choy