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
Ho Ho Choy Baguazhang of Gao's earlier students and found that although the name and movement of most techniques are the same, the inner dynamics vary considerably; and so Ho's student called the Baguazhang they teach "Ho Ho Choy Baguazhang" to differentiate. Ho Ho Choy Baguazhang Ho Ho Choy Baguazhang is a style of Baguazhang, a Chinese martial art. Specifically, it is a substyle of Gao Style Baguazhang, which is in turn a substyle of Cheng Style Baguazhang. A disciple of Gao Yisheng, named He Kecai (Cantonese: Ho Ho Choy; 何可才) taught Baguazhang in Hong Kong. His students still teach today. However the name