XVI KKY TO TIIK OUDERS. 



HAMAMKLACE^. Shrubs. Stamens 8 ; styles 2. Flowers 



yellow, in autumn IS 



HALORAGE^:. Aquatics. Stamens 4 or 8. Styles or ses- 

 sile stigmas 4 Ill 



ONAGRACK^E. Flowers symmetrical. Stamens 2, 4, or 8. 



Stigmas 2 or 4, or capitate 49 



MELASTOMACE^E. Anthers 1 -celled, opening by a pore at 

 the apex. Stamens 8. Style and stigma 1 . Flow- 

 ers purple 51 



LYTHRACE^E. Calyx apparently adherent to, but really 

 free from, the ovary. Stamens 10, in 2 

 Leaves mostly whorlecl 



E. Tendril-bearing herbs. Flowers n 



(l) Stamens epiyynous (on the. ovary, or on a disk which covers llu 

 ovary). 



Euonymus, in 



CELASTRACE^E. Shrub, with 4-sided branchlets, not climb- 

 ing. Leaves simple. Pods crimson when ripe. 

 Calyx not minute ,'50 



UMBELLIFER^E. Flowers chiefly in compound umbels. 

 Calyx very minute. Stamens 5. Styles 2. Fruit 

 dry, '2-seeded 53 



ARALIACE.E. Umbels not compound, but sometimes pan 

 icled. Stamens 5. Styles usually more than 2. 

 Fruit berry-like 56 



CORN ACE.-E. Flowers in cymes or heads. Stamens 4. Style 



1 57 



2. Calyx inferior (i.e., free from the ovary). 



(a) Stamens hypogynous (on the receptacle). 



CRUCIFER/E. Petals 4. Stamens 6, tetradynamous. Pod 



2-celled 12 



CISTACEA:. Petals 3. Sepals 5, very unequal ; or only 3. 



Pod partly 3-celled is 



DROSERACE^:. Leaves radical, beset with reddish glandu- 

 lar hairs. Flowers in a 1 -sided raceme I<) 



Elodes, in 



Evf:. Leaves with transparent dots. Stann us 

 9, in 3 clusters 19 



