16 



INTRODUCTION. 



PLATE VI, 



ROOTS. 



1.' Radix fusiformis, a spindle-shaped root, as in Carrot. 



2. subrotunda, a roundish root, as in Turnip. 



3* fbrosa, a fibrous or stringy root, as in Senecio 



vulgaris. 



4 . granulata, a granulated root a root consisting 



of a number of little knobs resembling grain, 

 which are fastened to one another by small 

 fibres or stings, as in Saxifraga granulata. 



prcemorsa, a root which ends abruptly, having 



the appearance as if bitten off. The term is 

 exemplified in Plantain, and Scabiosa succisa. 



tuberosa, pendula, a tuberous and pendulous 



root; as in Spircea Jilipendula, or Drop- 

 wort. 



5. 



6. 



Fig. 



7. Radix fascicularis, a species of tuberous root, in which 



the knobby parts grow in bundles. This is 

 sometimes termed a grumous root, and is 

 exemplified in Ranunculus and Peony. 



8. Bulbus squamosus, a scaly bulb, as in the White Lily. 

 9. solidus, a solid bulb, as in Tulip. 



10. a transverse section of a solid bulb. 



11. tunicatus, a coated bulb, as in Onion. 



12. a transverse section of a coated bulb. 



13. The roots, or pattes, as they are termed, of Anemone. 



14. Radix testiculata, a twin-root, as in Orchis. 



15. The root of bird's nest, a species of Ophrys, which is 



evidently a modification of the iascicular or 

 bundled root. 



