QUESTIONS 



CHAPTER V. 



WHAT is the title of this chapter ? Define this phrase. 



147. What is the general idea of the term "axis?" 



148. Does the ascending axis always continue to grow erect? 



What is the idea of the procumbent stem ? Of the decumbent ? 

 What the idea of the ascending stem ? Of the subterranean ? 



149. How may this last be distinguished from roots? 



150. Explain the development of the simple stem. 



Where may the original plumule, bud be always found ? 



151. Explain the development of a branching stem. 



If the axillary buds grow, what do they then become ? 



153. Is there any apparent plan in the arrangement of the branches ? 

 Please define the alternate arrangement. The opposite. 

 Define the verticillate. Give examples of each mode. 



154. What varieties in the " angle of divergence " in branches ? 

 What is noticeable in the beech ? The oak ? elm ? 



155. What are some of the distinctions made by nurserymen ? 



156. What is a Sucker ? A Stolon, or Layer ? A Cion? 



158. How are the grape-vine and hop propagated ? 



159. Define an Offset. Define the Runner. 



161. What is a Node? Anlnternode? 



162. Why does the stem diminish upwards? 



163. Can you describe the process of the growth of the stem? 



164. State briefly, one great exception to this rule. 



166. Give the precise definition to the "leaf-stem." 



167. Give the precise definition of the " scale-stem." 



166. Name the five principal forms of the leaf-stems. 



167. Name the six principal forms of the scale-stems. 



168. Distinguish between the herbaceous and woody leaf-stems. 



169. What is the caulis ? Define caulescent. Acaulescent. 



170. What is the culm ? What stems are called trunks? 



172. What forms of trunk have you noticed ? 



173. Distinguish the " excurrent " from the " solvent " axis. 

 Instance some examples of each. 



176. What term is applicable to the stem of the palm tree ? 



177. Describe the singular stock of the Cactus tribe. 



178. Describe the vine and its two varieties. 



Which is furnished with tendrils, the climbers or twiners ? 



179. What is the law in regard to the course of the twiners ? 



181. How is the creeper defined ? Its two classes please mention* 

 How is the witch grass best cultivated ? 



182. What can be said of the utility of such repent stems ? 

 What prevents our sandy or clayey hills from washing ? 



183. What is the proper description of the root-stock ? 



184. Show, by figure 52, the manner of its growth. 



185. Describe the premorse root-stock. 



186. The stem of clover, asparagus, etc., in winter, is what ? 



187. What is a tuber? Show by fig. 54, etc., how it grows. 

 189. What is a corm ? Show how it grows. 



191. Describe the bulb. Show, by fig. 60, how it multiplies. 

 193. Varieties in bulbs describe some. 



Finally, notice the gradation in tuber, corm, and bulb. 



