XXVlli GUIDE TO PLANT FAMILIES 



Seeds inclosed in Arils families and 



Species 



Arils pulpy. Seeds covering large lateral 

 placenta in two rows. 



Podophyllum in 



BeRBERIDACE^ . . XXXV 



Arils fleshy. 



AnONACE^ .... XXXV 



Seeds not in Arils 



Fruit growing in racemes. 



Actsea in 



RanUNCULACE^ . . XXXV 



(6) One- to few-seeded. 



Parasitic. Loranthace^e . . . xxxiv 



Climbing shrub. Vitace^ xxxix 



Sour berries in drooping racemes. 

 Berberis in 



BeRBERIDACE^ . . XXXV 



Others. Ligustrum in 



Oleace^ xlii 



(B) Fruit a Drupe 

 Berrylike Drupe 

 I. Calyx persistent, 

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

 About 5 nutlets, flattened or somewhat three- 

 angled. Embryo small. Boots, bark, fruit 

 aromatic. Araliace^ . . . . xl 



Ten small seedlike nutlets. Gaylussacia in 



Vacciniace^ . . . xli 

 Double drupe with calyx teeth of 2 flowers. 



Rubiace^ .... xlii 

 Juicy drupes containing 3 nutlets and | 

 borne in cymes. Sambucus in ^ y'\ 



Caprifoliace^ . . J 



