248 STUDY OF COIVIMON PLANTS. 



XXXIX. THE HONEYSUCKLE FAMILY. 

 CAPKIFOLIACE^. 



MATERIAL REQUIRED. 



Common elder, Sambucus Canadensis, L., in flower. Other specimens 

 of the same species, with the fruit partially developed. Species 

 of Viburnum, coming earlier in the season, may be substituted. 



Any of the indigenous species of Lonicera, Diervilla, Symphoricarpus, 

 Linnsea, and Triosteum that are procurable. 



COMMON ELDER. Sambucus Canadensis, L. 



Distribution. 



In what situations have you observed the plant growing ? 

 Is it indigenous ? 



General Characters. 



I. Record what you have noticed as to its mode of 

 growth. Is its habit that of a shrub or of a tree ? 



II. Mode of branching. Differences observed in differ- 

 ent specimens. 



III. Do the stems exhibit any peculiarities of form, 

 structure, or surface markings ? If so, describe in 

 detail. 



Note. — The lenticels are generally a conspicuous feature. Tor an 

 account of these, see Strasburger, Practical Botany, pp. 153, 154. 



IV. Describe the leaves. Note variations. 



