1010 



SYNOPSIS OF THE CLASSES, 



at the tips. Disk annular or cupular. Ovary 

 of 2 bipartite 2-celled carpels ; style gyno- 

 basic ; stigma simple ; ovules pendulous. 

 Fruit of 4 nucules or a 2-4 pyrened drupe. 

 Embryo usually exalbuminous ; cotyledons 

 flat. — Herbs, rarely sbrubs, usually hispid or 

 prickly ; leaves quite entire ; inflorescence 



scorpioid 509 



155. CosDiACBJE. Corolla-lobes 4-5, con- 

 torted. Stamens 5 ; filaments usually long, 

 exserted ; anthers distant. Disk annular or 

 capsular. Ovary 4-8-celled ; style forked or 

 twice forked at the top ; ovules pendulous oi- 



erect. Drupe with a 1- or 4-8-celled stone. 

 Embr3'o exalbuminous; cotyledons longitu- 

 dinally folded. — Trees or shrubs; leaves 

 scabrous ....... 573 



156. NoLAKEiB. Corolla - lobes 5-10, 

 folded. Stamens 5; filaments slender, ex- 

 serted. Disk fleshy. Carpels numerous, 

 distinct, crowded on the receptacle, 1-celled, 

 1-ovuled. Style simple ; stigma capitate ; 

 ovule erect. Drupes distinct ; embryo 

 curved in fleshy albumen. — Herbs; leaves 

 geminate, quite entire ; peduncles solitary, 

 axillary 574, 580 



Cohort XXIV. Solanales. — Corolla monopetalous, hypogynous, regular or oblique. 

 Stamens as many as the corolla-lobes, epipetalous, equal or unequal. Ovary 2-celled, syn- 

 carpous ; cells very numerous, very many-ovuled. — Herbs, rarely shrubs or trees ; leaves 

 alternate or geminate, rarely opposite, exstipulate. 



157. SoLANEjs. Corolla-lobes 4 or 6, in- 

 duplicate or contorted. Stamens 4-S, in- 

 cluded or exserted ; filaments short or long. 

 Disk annular, cupular or 0. Ovary 2-celled, 

 placentas on the septum; style simple; ovules 

 very numerous. Fruit a 2-eelled capsule or 

 berry. Embryo curved or annular in fleshy 

 albumen. — Herbs, rarely shrubs ; upper 

 leaves often geminate . . . . 



675' 



158. CESiRisrEji;. Corolla-lobes 4-5, in- 

 duplicate. Stamens .4-5, included. Disk 

 annular or cupular. Ovary 2-celled ; pla- 

 centas on the septum ; style simple; stigma 

 capitate; ovules few or many. Fruit a 

 capsule or berry. Embryo straight, albu- , 

 minous. — Shrubs or trees .... 582 



* * Flowers very irregvJar, rarely regular. 



Cohort XXV. Fersouales. — Corolla monopetalous, hypogynous, often 2-labiate. 

 Stamens feyrer than the corolla-lobes, rarely as many, unequal, most often 4 didynamous, 

 or 2. Ovary 1-2- veiy rarely 4-eelled ; style simple ; stigmas 1-2 ; ovules usually very 

 numerous. Fruit usoally capsular. — Herbs, rarely shrubs or trees ; leaves exstipulate. 



150. ScKOiPHicrLAKiNiEiE. OoroUa often 2- 

 lipped ; lobes imbricate or folded. Stamens 

 4 didynamous, or 2. Ovary 2-celled ; pla- 

 centas on the septum ; style simple:; stigmas 

 1-2 ; ovules definite or oo. Fruit a capsule, 

 rarely a berry. Embryo straight or curved, 

 albuminous. — ^Herba, very rarely shrubs or 

 trees ; leaves opposite, alternate or whoried, 

 simple 



160. Veebasce^. Corolla sub-regular ; 

 lobes 5, imbricate. Stamens 5, unequal, 

 exserted; anthers sub-1-celled. Ovary 2- 

 celled; placentas on the septum, many- 

 ovuled. Capsule 2-valved. Embryo straight, 

 albuminous. — Herbs ; leaves alternate 



161. Uteicdlaeiejs. Corolla 2-lipped ; 

 lobes imbricate. Stamens 2, included ; 



583 



688 



amthers 1-celled. Ovary 1-celled ; placenta 

 globose, basal, many-ovuled; stigma 2-lipped. 

 Fruit capsular. Embryo straight, undivided, 

 exalbuminous. — Scapigerous herbs, often 

 floating; leaves radical, entire or capillary 

 and multifid 



162. Okobanche^. Corolla 2-lipped; 

 lobes imbricate. Stamens 4 didynamous. 

 Disk fleshy. Ovary 1- rarely 2-celled ; 

 placentas parietal, many-ovuled. Capsule 

 2-valved. Embryo minute, in fleshy albumen. 

 - — Parasitic leafless herbs .... 



163. CoiuMELLiACBJE. See 123 a 



164. GESNEIIACB.S). Corolla more or less 

 2-lipped, hypogynous perigynous or epigy- 

 noua ; lobes 5, imbricate. Stamens usually 

 4 didynamous ; anthers often cohering. 



689 



591 

 693 



