PHARMACAL PLANTS AND THEIR CULTURE. 107 



Helenium puberulum B.C. Rosilla. Sneezeweed. Composite. 

 A highly valued popular medicinal plant. The flower heads and 

 leaves boiled are said to be a " specific for a certain venereal disease, ' ' 

 presumably gonorrhea. Used in the treatment of catarrh, as a tonic 

 and antiscorbutic. The flower heads are very acrid (pungent), but 

 are occasionally eaten. The flowers are powdered and used as snuff 

 for catarrh. Joseph Lauer, of Mountain View, Cal., bottled and 

 sold large quantities of medicine made from the flower; used as a 

 catarrh cure. (U. S. Disp.) (Contrib. U. S. Nat. Herb. 7: (No. 3) 

 394.) 



424. Helianthemum scoparium Nutt. Rock rose. Cistacece. 

 Properties presumably like those of H. canadense, which is used in 



te treatment of scrofula, scarlatina, prurigo, etc. (U. S. Disp.) 



425. Helianthus petiolaris Nutt. and H. lenticularis. Composites. 

 Used medicinally by the Indians. (Proc. A. Ph. A. 27: 178, 1879.) 



426. Heliotropium curassavicum L. Heliotrope. Boraginacece. 

 The mucilaginous juice of the leaves is dried, reduced to a powder 

 id applied to wounds and abrasions. 



427. Hemizonia species. Tar-weeds. Composite. 



Common, viscid, resinous herbs, related to the Madeias, which see. 



lere are numerous native species. H. luzulaefolia D.C. is very com- 

 lon throughout the western part of the State. The odor is heavy, 

 ^calling somewhat that of myrrh. 



428. Heracleum lanatum Michx. Masterwort. Cow parsnip. 

 Umbelliferce. 



Spaniards use a decoction of the herb and roots as a lotion for 

 rheumatism. The basal part of the plant either dried, roasted or 

 cooked, is eaten by Indians. Said to have carminative and stimu- 

 lant properties, and has been used in epilepsy. Both roots and leaves 

 act as an irritant when applied to the skin. Said to be poisonous. 



429. Heteromeles arbutifolia R. Christmas berry. Toyon. Cali- 

 fornia holly. Pyracece. (Rosacece.) 



Found in coast ranges from San Diego to Humboldt County. The 

 fruit is eaten by the Indians. The bark and leaf decoction is used to 

 relieve aches of various kinds. (Am. Journ. Pharm., April, 1882.) 



430. Heuchera micrantha Dougl. Alum root. Saxifragacece. 

 Astringent properties. Requires further study. 



431. Heuchera pilosisissima F. and M. Alum root, Saxifragacece. 

 Requires further study. (U. S. Disp.) 



432. Hibiscus species. Mallows. Malvacece. 



Many species are introduced and cultivated as ornamental plants. 



