808 
Heliotropium Peruviamim, L- 
Andes of Soutli America. A perennial somewhat shrubby 
plant. Among various species of Heliotrop this one can 
best be utilized for the distillation of the scented oil. 
Helleborus niger, L- 
Porest mountains of Middle and South Europe. The 
Christmas Eose of British gardens. A perennial handsome 
herb. The roots are used ip medicine. 
Hibiscus cannabinus, E- {s. 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, E. 
West Eidia 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 reddens, E- Er. 
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 II. redolens, but is a smaller grass. 
Hordeum deficiens, Steudel. 
The Eed Sea Barley. One of the two-rowed Barleys, culti- 
vated in Arabia and Abyssinia. Allied to this is B.. 
macrolepis , A. Br., a native ot Abyssinia. 
Hordeum distichon, E. 
Central Asia. The ordinary two-rowed Barley. To this 
species belong : the ordinary English Barley, the Chevalier, 
tbo Annat, the Dunlop, the long-eared, the black, tlie 
