XXVIU GUIDE TO PL Ayr FAMILIES 



Seeds inclosed in Arils families and 



Species 



Arils pulpy. Seeds covering large lateral 

 placenta in two rows. 



Podophyllum in 



BeRBERIDACE^. . . XXXV 



Arils fleshy. 



AnONACEtE .... XXXV 



Seeds not in Arils 

 Fruit growing in racemes. 



Actpea in 



RaNUNCULACE.E . . XXXV 



(b) One- to few-seeded. 



Parasitic. Loranthace^: . . . xxxiv 



Climbing shrub. Vitace.e xxxix 



Sour berries in drooping racemes, 

 Berberis in 



BeRBERIDACE^E . . XXXV 



others. Ligustrum in 



Oleace^ ..... xlii 



(B) Fruit a Drupe 



BerryWke Drupe 

 I. Calyx persistent, 

 (rt) Calyx teeth or top of tube crowning summit of drupe. 

 About .5 nutlets, flattened or somewhat three- 

 angled. Embryo small. Roots, bark, fruit 

 aromatic. Araliace.e . . . . xl 



Ten small seedlike nutlets. Gaylussacia in 



Vacciniace^. . . . xli 

 Double drupe with calyx teeth of 2 flowers. 



Rubiace.e .... xlii 

 Juicy drupes containing .3 nutlets and ] 

 borne in cymes. Sambucus in K i--' 



Caprifoliace^ . . J 



