QL0880LOGT OF AJSIG 10 SPERMS. 



427 



tlie plant, liave made necessary the use of many descriptive terms, tlie 

 principal ones only of which will be noticed here. 



Inflorescence. — The arrangement of the flowers, whether singly, or 

 in groups upon a more or less branched axis, is termed inflorescence. 

 The branching of the axis in flower groups is almost universally mono- 



Pig. 311. 



Fig. 313. 



Pig 313. 



Figs. 811-13.— Three Buccpssive stages in the development of the tlower of the Rose 

 (Rosa oanina). In all the figures, c, c arc the sepals ; p, p, petals ; «/, stamens ; cp, 

 carpels or pistils. Magnified. — After Hofmelster. 



podial, a, few cases only (and they doubtful ones) have been regarded as 

 dichotomous. 



Monopodial flower clusters fall under the two ty\>es Botryote and Cy- 

 mose, referred to in paragraph 177 (page 139). In Botryose inflorea- 



