XXXIV 



INTRODUCTION. 



Division II. MONOI'KTALOrs EXOCKNOl'S PLANTS. 



Floral ciivi'ldpcs (luiitjlc, ronsisting of lioili calvx and corolla; the latter of 

 more or less uuitiil petals. 



• Calijz free from the ovary. 

 *■ Flowers reijular. 

 ■w. Fertile stamens fewer than, the lobes of the corolla. 



Fruit a 1-seeiiud fleshy drupe. Evergreen shrub? or trees. 

 Fruit separating into 2-4 nutlets. 



Ovary 4-lobed ; the style rising from between the lobes. 



Ovary not lobed ; the style terminal. 

 Fruit a 'J-celled capsule. 



Capsule circumscissile. Leaves alternate, radical. 



Capsule i-valved. Corolla lobes imbricated in the bud. 

 Corolla lobes twisted in the bud. 



OLEACEvE, 351 



LABIATJi;, ."iTl 

 VERBENACE-E, 307 



PLANTAGINACE^, 390 



SCROPHULARIACEjE, 306 



ACANTHACEiE, 303 



■H- ++ Fertile stamens as many as the lobes of the corolla and opposite them. 



Herbs. Capsule 1-ceUed, many-seeded. PRIMULACE^, 297 



Trees or shrubs, rarely herbs. 



Anthers introrse. Calyx plaited, glandular. Fruit a utricle. PLUMBAGINACEwE, 300 

 Calyx not plaited. Fruit a drupe. Embryo transverse. 



MTRSINACE.*;, 296 



Anthers extrorse. Ovary 1-celled. Flowers racemose. THEOPHRASTEiE, 290 



Ovary 3 -8 celled. Flowers clustered. SAPOTACE.^. 294 



++ ++ 4.V Fertile stamens as many as the lobes of the corolla and alternate with them. 



Ovaries 2, separate. 

 Juice milky. 



Stamens united with the stigmas into a mass. 

 Stamens separate and free from the stigma. 

 Juice not milky. Stems creeping. Utricle 1-seeded. 

 Ovary solitary. 



ASCLEPIADACE.S:, 343 

 APOCYNACE.E, ajl 

 DICHONDRE^, 326 



Fruit indehiscent. 



Leaves opposite. 



Ovary 2-celled, 



Ovary 4-celled. 



Drupe 1-seeded. Corolla lobes long. 

 Drupe 4-seeded. Corolla lobes short. 

 Ovary 4-lobed, the style between the lobes. 

 Leaves alternate. 



Flowers dioecious. Fruit baccate, 4-9 seeded. 

 Flowers perfect. 

 Ovary 2-celled. Corolla plaited or valvate. 

 Ovary 4-celled. Corolla mostly imbricated in the bud. 

 Fruit dehiscent. 

 Capsule circimiscissile. Flowers on a scape. 

 Capsule dehiscent by valves. 

 Ovary 1-celled. Leaves lobed, hairy or pubescent. 



Leaves bipinnate. Flowers capitate. 

 Leaves entire, smooth. 

 Ovary 2-5 celled. 



Stipules membranous or annular between the opposite 

 Stipules none. 

 Capsule few-seeded. 



Stems twining. Leaves alternate. 1 

 Stems twining. Leaves none. ' 



OLEACE.D, 351 



VERBENACEiSE, 307 



LABIATE, 371 



ELICINE^, 81 



SOLANACEiE, 321 

 BORRAGINACE^, 357 



PLANTAGINACE.E, 390 



HTDROPHYLLACE^, 354 



MIMOSEiE, 90 



GENTLANACE.E, 335 



leaves. LOGANIACE^, 200 



CONVOLVULACE^, 326 



