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
Elizabeth Choy Elizabeth Choy Elizabeth Choy Su-Moi (née Yong; 29 November 1910 – 14 September 2006), was a Singaporean educator and councillor who is regarded as a war heroine in Singapore. Along with her husband, Choy Khun Heng, she supplied medicine, money and messages to prisoners-of-war interned in Changi Prison when the Japanese occupied Singapore during World War II. Choy was born in a Hakka family in Kudat, North Borneo(now Sabah). Her great-grandparents first came to Kudat from Hong Kong to assist German missionaries in their work. The eldest of 11 children, Choy's father worked as a civil servant after completing his