276 SYNOPTICAL KEY. 



a terminal pore or chink. Fruit a 4-10-celled, 5-many- seeded capsule 

 with central (rarely parietal) placental. 



56. Monotropacese. Scaly-bracted herbs without green foliage. Flow- 

 ers regular, 4-5-merous; style 1, anther cells opening by a chink. 

 Fruit a 1-5-celled, many-seeded loculicidal capsule. 



-*- ■*- Fruit 1 -celled, with a central basal placenta. 



57. Armeriaceae. Maritime acaulescent herbs with entire leaves. 

 Flowers 5-merous; petals nearly distinct. Fruit a 1-seeded utricle, 

 enclosed in the scarious calyx. 



58. Primulaceae. Herbs with mostly entire alternate leaves Flow- 

 ers mostly 5-merous. Stamens opposite the lobes of the corolla, 

 which is wanting in Qlaux. Style, one. Fruit a 5-valved,few to 

 mitny-seeded capsule with basal placentae. 



59. Oleacese. Shrubs or trees with opposite pinnate or simple leaves. 

 Flowers 4-merous, perfect or dioecious. Petals often wanting Sta- 

 mens usually 2. Style one. Fruit a simple samara, usually 1 -celled 

 and 1-seeded, or a 2-celled capsule or drupe. 



6.0. Apocynacese. Perennial herbs with milky juice, opposite, entire 

 leaves and 5-merous flowers Corolla convolute in the bud. Anthers 

 nearly free Pollen powdery. Fruit 2 carpels united by their styles 

 or stigmas, becoming distinct follicles with numerous comose seeds. 



61. Aselepfadaeeae. Perennial herbs with milky juice; opposite, entire 

 leaves and 5-merous flowers. Corolla and calyx nearly valvate in the 

 bud Anthers attached to the stigma. I'ollen in waxy masses. Fruit 

 2 carpels, united by their styles or stigmas; becoming distinct follicles 

 with numerous seeds 



62. Grentianace^B. (Slabrous herbs with simple and opposite or 3-folio- 

 late and alternate fe-aves and not scorpioid inflorescence Flowers 4 or 

 5-merous. Styles one or none. Stigmas 1 or 2. Fruit a 1-celled, sep- 

 ticidal few-many-seeded capsule with 2 parietal placentas. 



63. Polemoniacese. Herbs, rarely shrubby, with opposite or alternate, 

 simple or compound leaves Flowers 5-merous. styles 3-cleft Fruit 

 a 3-celled, 3-many-s ; .eded loculicidal capsule with central placentae. 



64 Hydroleacege. Herbs rarely shrubby, with alternate, rarely oppo 

 site, often compound leaves and scorpioid inflorescence. Flowers 5- 

 merous Styles 2, usually more or less distinct. Fruit a 1-celled locu- 

 licidal few-many-seeded capsule. 



65. Ehretiacese. Herbs, mostly rough-hairy, with alternate or the 

 lower opposite, entire leaves, and scorpioid inflorescence. Flowers 

 5-merous Styles single. Ovary 4-celled and mostly 4-lo^ed, with 

 central placenta? Fruit 1-4 1-seeded nutlets. 



66. Convolvulacese. Herbs mostly twining, with alternate leaves or par- 

 asitic and without green herbage, h lowers mostly 5-merous. Styles 1 

 or 2. Fruit a 2-ceOed, 1-4-seeded 2-valved or circumacissile capsule. 



67. Solanaceae. Herbs or shrubs with alternate, simple or pinnate 

 leaves. Flowers 5-merous Style simple. Corolla valvate or plaited 

 in the bud Fruit a 2-celled many-seeded capsule or berry. 



Herbs with alternate leaves and racemose flowers. Flowers 5-merous. 

 Stvle single: corolla irregular, imbricate in the bud. Fruit a 2-celled, 

 mimy-seeded capsule. Verbascum in Rhmanthacex. 



* * Flowers irregular. Fertile stamens 2 or 4 and didynamous. 



+- Fruit capsular, 1-2-celled. Style single. 



