55 



Glycyrrhiza echinata, L. 



South Europe and Orient. From the root of this herb at 

 least a portion of the Italian Liquorice is prepared. The 

 root is thicker than that of the following. The Russian 

 Liquorice root is derived from this species. It is less 

 sweet. 



^ Glycyrrhiza glabra, L. 



South Europe. The extract of the root of this herb consti- 

 tutes the ordinary Liquorice. The plant grows here most 

 vigorously. The liquorice is of some utility in medicine, 

 but also used in Porter Breweries. Chemical principle : 

 G-lycyrrhizin. 



Gossypium arbor eum, L.* 



The Tree- Cotton. India, Arabia. A tall perennial species, 

 but not forming a real tree, yielding cotton in the first 

 season already. Leaves long-lobed. Bracts with few teeth. 

 Petals yellow or in age pink or purple. Seeds brown, dis- 

 connected, after the removal of the cotton-fibre greenish- 

 velvety. The cotton of long staple, but a variety occurs 

 with short staple. The New Orleans Cotton (#. sanguineum, 

 Hassk.,) belong to this species. Dr. Seemann connects also 

 the ordinary G. herbaceum, L., as a variety with G. arboreum. 

 The cotton-fibre is crisp, white, opaque, and not easily 

 separable. 



Gossypinm Barbadense, L.* 



West India. Sea Island Cotton. Leaves long-lobed. 

 Petals yellow. Seeds disconnected, black, after the removal 

 of the cotton-fibre naked. The cotton of this species is very 

 long, easily separable and .of a silky lustre. This species 

 requires low-lying coast tracts for attaining to perfection. 

 Perennial, and yielding like the rest a crop in the first 

 season. Cultivated largely in the Southern States of North 

 America, also in South Europe, North Africa, Queensland 

 and various other countries. 



Gossypium herbaceum, L.* 



Scinde, Cabul and other parts of tropical and sub-tropical 

 Asia, much cultivated in the Mediterranean countries. 



