PHARMACAL PLANTS AND THEIR CULTURE. 69 



physiological and toxic properties. Other species are found in the 

 State. (Aragallus combined with Astragalus by Engler and Prantl 

 in Die Natiirlichen Pflanzenfamilien.) 



102. Aragallus (Astragalus} besseyi. Ryd. Purple loco weed. 

 Papilionacece. Poisonous. Fatal to cattle. 



103. Aragallus lagopus Greene. Purple loco weed. Papilionacece. 

 Poisonous. 



104. Aragallus lambertii (Pursh) Greene. Colorado loco vetch. 

 Papilionacece. 



Wider range than that of the wooly loco weed (Astragalus mollis- 

 simus), but closely similar in all other respects. 



105. Aragallus spicatus Ryd. White loco weed. Papilionacece. 

 Poisonous. 



106. Aragallus splendens Greene. Silvery loco weed. Papilionacece. 

 Poisonous. 



107. Araucaria species. Pines. Coniferce. 



A number of Araucaria species have been introduced and thrive 

 well. The so-called Norfolk pine or Norfolk island pine (A. excelsa 

 R.) is a large, handsome tree. They have the constituents of pine 

 generally. Turpentine is obtained from several species. They are 

 familiar ornamental plants throughout the State. 



108. Arbutus menziesii Pursh. Madrona. Ericaceae. 



Fruit said to be edible, though some claim it is poisonous. Grown 

 at the Chico Station. Charcoal is used in making gunpowder. Bark 

 for tanning. Cows will occasionally eat the leaves. The Indians use 

 a leaf infusion for colds. (Contrib. U. S. Nat. Herb. 7: (No. Ill) 374.) 



109. Artium lappa L. Burdock. Compositce. 



Well known medicinally. Seeds twenty-five cents per pound. Roots 

 twenty-five or thirty cents per pound. Culture could no doubt be 

 made profitable. Noxious weed when not checked. 



110. Arctostaphylos glauca Lind. Manzanita. Ericacece. 

 Native. Well known medicinally. Easily cultivated. 



111. Arctostaphylos manzanita Parry. Manzanita. Ericacece. 

 Ripe fruit eaten, forming a very important article of diet among 



the California Indians. Tea of leaves much used for colds. Indians 

 make "manzanita cider" from the crushed ripe fruit. Juice of plant 

 is applied to sores and ulcers. The plant in its medicinal properties 

 is closely similar to A. glauca. 



