XVI SYNOPSIS OF ORDEES AND FAMILIES, ETC. 



Family 43. Boraginaeeae (Page 286) 



Flowers mostly 5 (rarely 6-indefinite) merous, mostly perfect; 

 calyx persistent; carpels 2, with 2 ovules ; ovary 2 celled or 4 celled 

 by the addition of false partitions; style usually 1; stigma 2; 

 fruit composed of 4 nutlets or a drupe. Herbs or woody plants 

 often with coarse hairs or bristly. 



Family 44. Serophulariaeeae (Page 287) 



Flowers 5-merous, perfect ; stamens seldom 5, mostly 4 or 2; 

 carpels 2 with indefinite to fewer ovules; ccirolla more or less irreg- 

 ular; style 1 ; fruit a capsule or a berry. Herbs, woody or half-woody 

 with alternate or opposite or whorled leaves. 



Family 45. Bignoniaceae (Page 291) 



Flowers 5-merous, perfect, more or less bilabiate; stamens 4 or 

 2, sometimes 5 with 3-1 starainodes; carpels 2 with indefinite 

 ovules; ovary 2 celled, with 2 ovules attached to the partition wall, 

 or 1 celled with 2 parietal placentae; fruit a capsule or fleshy and 

 indehiscent. Trees or woody climbers, rarely herbs. 



B. Ovary inferior. 



ORDER RUBIALES 



Flowers typically 5 or 4-merous; stamens and carpels of the same 

 number or fewer, seldom irregular ; ovary inferior, 2 or 3 celled, or 

 1 celled, with 1-indefinite ovules in each cell; stamens attached to 

 the corolla ; herbs or woody plants with mostly simple leaves. 



Family 46. Rubiaceae (Page 294) 



Flowers 5 or 4 (or more) merous, perfect, rarely unisexual, 

 regular or somewhat irregular; ovary inferior; calyx naked; corolla 

 valvate in the bud; carpels mostly 1-indefinite with 1-indefinite 

 ovules; fruit a capsule, drupe or berry. Herbs or woody plants 

 with opposite or whorled leaves, with stipules. 



