KINDS OF BOOTS. V 



1. KINDS OF ROOTS IN REFERENCE TO THE MEDIUM. 



The root exists either penetrating into another plant, as 

 in the Yadoriki (Viscum album) (Fig. 7) and Nenashi- 

 kadzura (Cuscuta japonica) , or entirely free from another, 

 as in the Mume and Sakura (Fig. 2) ; the former kind is 

 called the Parasitic Boot, and the latter the Independent 

 Boot. 



KINDS OF HOOTS IN REFERENCE [ Parasitic Root. 



TO THE MEDIUM {independent Eoot. 



Of the independent roots, ordinary ones hury themselves 

 in the soil, as in the Asagao (Kg. 9) and Sakura (Fig. 2), 

 while some exist submersed in water, as in the Hishi 

 (Trapa bispinosa) (Fig. 8) and Ukikusa (Lemna minor), 



Fig. 8. 



Fig. 8. — Hisni (Trapa bispinosa), showing the aquatic roots and stem. 



and others hang in the air, as in the Furan (Angracum 

 falcatum) and Sekikoku (Dendrobium moniliforme) . Those 

 burying themselves in the soil are called Terrestrial Boots, 

 those existing in water.^gwa^c Boots, and those hanging 

 in the air Aerial Boots. 



/Terrestrial Root. 



Independent root-] 1 Aquatic Root. 



t 



V Aerial Root. 



