60 



Heliotropium Peruvianum, L. 



Andes of South America. A perennial somewhat shrubby 

 plant. Among various species of Heliotrop this one can 

 best be utilized for the distillation of the scented oil. 



HeUeborus niger, L. 



Forest mountains of Middle and South Europe. The 

 Christmas Rose of British gardens. A perennial handsome 

 herb. The roots are used in medicine. 



Hibiscus cannabinus, L. (H. radiatus, Cavanill.) 



Tropical Asia, Africa and Australia. An annual showy 

 herb. The stem yields a hemp -like fibre ; the leaves serve 

 as sorrel-spinage. Several other Hibisci can be utilized in 

 the same manner. 



Hibiscus esculentus, L. 



West India and Central America. A tall herb. The muci- 

 laginous seed-capsules are known as Ochro, Bandakai or 

 Grobbo, and used as culinary vegetables. Our summers 

 bring them to maturity. The leaves of this and allied 

 species can be used as pot-herbs. 



Hierochloa redolens, E. Br. 



South-eastern Australia, almost confined to the Alps; in 

 Tasmania and New Zealand also found in the lowlands, 

 occurring likewise in the Antarctic islands and the southern 

 extremity of America. A tall perennial nutritious grass, 

 with the odor of Anthoxanthum. It is worthy of dissemi- 

 nation on moist pasture land. H. borealis of the colder 

 regions of tHe Northern Hemisphere accompanies here in 

 the south H. redolens, but is a smaller grass. 



Hordeum deficiens, Steudel. 



The E-ed Sea Barley. One of the two-rowed Barleys, culti- 

 vated in Arabia and Abyssinia. Allied to this is H. 

 macrolepis, A. Br., a native of Abyssinia. 



Hordeum distichon, L. 



Central Asia. The ordinary two-rowed Barley. To this 

 species belong : the ordinary English Barley, the Chevalier, 

 the Annat, the Dunlop, the long-eared, the black, the 



