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 gar on short and rhythmic techniques which minimizes the area the opponent can attack which in turn becomes an effective self-defense (this is very individual and relies upon each and every student's way of building up lower body strength). (cross pattern fist - 十字拳) 、 (Big Drum Heaven - 大运天) (Small Drum Heaven - 小运天) 、 (Four elephant Fist - 四象拳) 、 Do not argue with extended arm - 不可以力争衡 Best to attack the side door - 所以着重偏门攻击 Choy gar Choy Gar, also Caijia Quan (Chinese: 蔡家拳, Choy family fist), is a Chinese martial art deriving its name from the Cantonese-born