128
ARMANDO DA SILVA
accessibility, seasonal demand, and tonic quality. The Chinese names are in colloquial Cantonese:
Artemisia vulgaris (ng yuet ngai AX) is a traditionally sacred medicinal plant. Sprigs of artemisia are hung on doorways on the festival day of tuen yeung (), that day associated with glutinous rice dumplings and dragon-boat races; hence the colloquial name "fifth moon artemisia". A powder is made from this and is used in moxa (ngai yung *). For medicinal use the sprigs are ground and sprinkled into warm rice wine to make a fragrant tonic drink, which allegedly relieves upset stomach.
Amaranthus spinosus (lak yuen tsoi ). The roots and leaves of this plant are boiled in water and the infusion used in the treatment of piles. A soup is made by boiling the leaves and the shoots and the decoction is drunk as a yuet hei reliever. It is also considered a diuretic drink. Although this plant is not cultivated, it is often sold as a vegetable in vegetable stalls.
Hylocereus undatus (pa wong fa re£) is a seashore plant of the cactus family. The silk tassels from the flowers are dried and used to make a cough medicine. The tassels may also be boiled as a vegetable and cooked with pieces of pork to make soup. See Plate 10.
Vitex trifolia (pak fei muk yee ¶). This is another beach plant whose leaves and vines are boiled to make a poultice for bruises. The leaves are ground and drunk with warm rice wine. This is a favourite medicinal plant among the Tanka boat-people.
Breynia fruticosa (hak min shun i) is a hillside plant whose leaves are boiled in water to make an infusion for the cleansing of sores. To complete the treatment a poultice of its leaves is applied to the sores.
Melastoma sanguineum (long kau lei #Ƒ) is a styptic simple. Its leaves are both ground and drunk with warm rice wine, and are also used as a styptic poultice.
Polygonum chinenses (fo tan mo ★★). The leaves are fried with honey and eaten as a treatment for dysentery. The leaves can also be made into a poultice to relieve rheumatic pain and for treating foot sores and arm boils,