The Indians take the root to Lima to sell as a purgative, but it 
must be used cautiously because of its drastic properties. 
Although the effects can be strong, the natives moderate its 
action simply by drinking one glass of cold water. 
Euphorbia tricuspidata Lapeyr. Hist. Abr. Pl. Pyr. | (1818) 271. 
Euphorbia portulacoides L. Sp. Pl. (1753) 456. 
[Euphorbia chilensis Gay Fl. Chile 5 (1849) 335.] 
(pichoa) 
The Chilean natives take an infusion as a laxative. The drastic 
purging can be held in check by drinking cold water. 
Ricinus communis L. Sp. PI. (1753) 1007. 
Ricinus ruber nom. nud. 
(higuerella del pais; higuerilla mexicana, respectively) 
The natives employ these plants as a superative for external 
swellings. 
Sapium fragrans nom. nud. 
(collihuay) 
When the roots are burned, they give off a fragrance which is 
pleasant but which causes headaches. The milky latex is so 
caustic that it has caused woodcutters the loss of their sight. 
CORIARIACEAE 
Coriaria nervosa nom. nud. 
[C. ruscifolia L. Sp. Pl. (1753) 1037.] 
(deu) 
The whole plant serves as a good tanning material. 
Coriaria pinnata nom. nud. 
Indian women utilize the fruits to dye woollens and cottons a 
bright purple. 
ANACARDIACEAE 
Rhus atrum nom. nud. 
The sap in the bark and stems yields an ink as lustrous and 
black as printer’s ink. It is weak in colour when freshly written but 
becomes blacker upon drying. 
Schinus aurantiodora Ruiz ex Endl. in DC. Monogr. Phan. 4 
(1883) 326. 
Schinus oblongifolia nom. nud. 
(mayco) 
105 
