A MANUAL OF 130TANY 



75 



consideration with ordinary green plants. Examine or learn 

 the place of growth of the plant and explain the peculiarities 

 of color you observe. Upon what food does the plant live 

 and from what source is the food obtained? How do the 

 plants obtain such places iu which to grow ? What advan- 

 tage, if any, to the plant, is this parasitic habit ? 



Examine, if at hand, the inflorescence and flower, and make 

 such notes and drawings as are necessary to show the results 

 of your observation. In particular observe the number and 

 size of the seeds. What evidence, if any, of special pollina- 

 tion schemes ? 



Table. Make a table of a number of plant parasites of the 

 seed plant group, using the following form : — 



N.vMF OK Plant 



Family of Plant 



WlIEKK FoUNl 



Peculiarities 



22. Honeysuckles or Viburnums* 



Forms. A number of the wild species, notably the smooth 

 red-flowered honeysuckle, and the cultivated bush forms are 

 suitable and easy of access. 



If the species studied is one of the climbing forms, ex- 

 amine the method of climbing and the structure of the stem. 

 Observe also the leaf arrangement and any other peculiari- 

 ties of these organs. 



Flowers. Examine the inflorescence. What type is 

 shown ? Examine the calyx and find its relation to the 

 ovary. What form has the corolla ? Study this structure 

 for color, size, number of lobes or petals, and the arrange- 

 ment of the latter into regular or irregular flower. 



1 The highest in the rank of flowers except the composites. 



