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Lasia spinosa (L.) Thwaites

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    Posted: 08 June 2010 at 00:20

Lasia spinosa Thw.(Phak Naam) 
Medicinal Plants in VIETNAM.

Lasia spinosa Thw.

ARACEAE

Thai name : Phak Naam


Perennial herb; stems spiny, creeping and upturning; petiole up to 1 m long, aculeate. Leaf simple, alternate, sagittate, pinnatifid, with aculei along veins on lower surface; anterior lobe 35x45 cm, posterior lobes 10x25 cm. Inflorescence in elongated spadix; peduncle up to 75 cm long, aculeate; spathe greenish brown to purplish, up to 55 cm long, slightly twisted; flowers pinkish and finally greenish tan. Fruit leathery berry.

Stem: antitussive, expectorant; boil and bathe to relieve itching from roseolar infantum, measles, rubella and other skin diseases. Leaf: relief of abdominal pain. Hydrogen cyanide, poisonous compound, was found in fresh leaf and petiole, better taken as pickled vegetable or boil first.



Edited by admingroup - 04 July 2010 at 00:22

Qu� Huong
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Post Options Post Options   Thanks (0) Thanks(0)   Quote administrator Quote  Post ReplyReply Direct Link To This Post Posted: 13 June 2010 at 23:21
Trong ��ng y, c�y r�y d?i v� r�y gai d?u du?c coi l� nh?ng v? thu?c qu�.

R�y d?i

R�y d?i c�n g?i l� d� vu, h?i vu. N� l� lo?i c�y th�n m?m, thu?ng m?c hoang trong vu?n, cao 0,30 - 1,40m, ph�a du?i b� tr�n d?ng. Ph?n du?i d?t c� th�n r? h�nh c?u, sau ph�t tri?n th�nh c?. C? r�y c� nhi?u d?t ng?n, tr�n c� v?y m�u n�u. Theo luong y Huy�n Th?o (H� N?i): c? r�y 2-3 nam thu?ng du?c s? d?ng l�m thu?c. Sau khi d�o l�n, c? r�y du?c r?a s?ch, c?t b? r? non, c?o b? v? ngo�i dem phoi kh� hay d? tuoi l� d� tr? th�nh v? thu?c ch?a b?nh. C? th?:

+ D�ng m?t c? r�y d?i tuoi kho?ng 80-100g, m?t c? ngh? kho?ng 60g. G?t s?ch v? c? r�y, gi� n�t c�ng v?i ngh?. Sau d� cho d?u v?ng v�o n?u nh? r?i th�m d?u th�ng v�  s�p ong v�o khu?y cho tan. �? ngu?i b�i l�n gi?y, d�n v�o noi m?c m?n. B�i thu?c n�y ch?a m?n nh?t hi?u qu?. M?n m?i m?c s? tan. M?n d� mung m? th� lo?i cao d�n n�y c� t�c d?ng h�t m?.

R�y gai

R�y gai c�n du?c g?i l� �ch�c gai�, �son th?c�. N� l� lo?i c�y nh?, th�n r? n?m ngang. Cu?ng l� d�i, c� gai, m?c th?ng t? th�n r?. Th�n r? r�y gai d�ng l�m thu?c sau khi d� r?a s?ch phoi kh�, cung c� th? th�i th�nh l�t m?ng r?i phoi kh�. Luong y Huy�n Th?o cho bi?t: theo ��ng y th�n r? r�y gai c� v? cay, t�nh m�t; c� t�c d?ng thanh nhi?t, gi?i d?c, l?i ni?u, t�n ?. R�y gai c� th? ch?a nhi?u b?nh. C? th?:

+ D�ng c? c�y r�y gai ho?c ph?n th�n r? n?u nu?c t?m r?a ch?a l? ng?a ngo�i da hi?u qu?.

+ D�ng c�y r�y gai n?u nu?c r?a, sau r?c b?t th�n r? l�n ch? da b? b?nh. B�i thu?c n�y ch?a tr? nh? da l? lo�t do thai d?c hi?u qu?.

+ D�ng 30g th�n r? r�y gai kh� (tuoi kho?ng 100g); tr�i d?a d?i kh� 30g (tuoi 100g); ch� d? rang cua kh� 10g (tuoi 30g). Cho c�c v? v�o n?u v?i 2.000 ml nu?c, dun nh? l?a khi nu?c c�n 300 ml th� ch?t ra. Chia 3 l?n u?ng trong ng�y. B�i thu?c n�y ch?a vi�m gan, xo gan hi?u qu?. Theo kinh nghi?m d�ng c�c v? c�n tuoi t?t hon d�ng v? d� phoi kh�.

+ D�ng th�n r? r�y gai, c?u t�ch, k� huy?t d?ng, kim cang, nguu t?t, t? gi?i, m?i v? 12g, s?c nu?c u?ng trong ng�y. B�i thu?c n�y ch?a t� th?p, lung, g?i c?ng ch�n t� bu?t hi?u qu?. 

ST

Qu� Huong
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