2 GROUPS AND ORDERS. 



CONSPECTUS OF THE GROUPS AND ORDERS. 

 Group 1. Ovaries several or numerous (in Berberidacca: solitary), distinct; when in several rows, sometimes cohering 

 together but not united into a compound pistil. Petals and stamens inserted on the receptacle. 

 » Stamens or pistils (one or both) numerous. 

 Order 1 Ranonculaceje. Sepals 3-6, usually 5, deciduous. Petals 3 - 15. Anthers extrorse (sometimes none). 

 Ovaries rarely few, distinct. — Herbaceous (rarely shrubby) plants, with acrid watery juice; leaves 

 without stipules. 



2 MAGNOLiiCEa;. Sepals 3 - C, deciduous. Petals 3 to many. Anthers adnate, elongated. Carpels in one or 



several rows, often more or less cohering. — Trees or shrubs, with large and usually coriaceous 

 punctate leaves ; stipules membranaceous. Flowers solitary, generally large and fragrant. 



3 Anonacee. Sepals 3. Petals 6. Seeds with ruminated albumen. — Trees or shrubs, with alternate entire leaves 



destitute of stipules. 

 ♦* Stamens few. Pistils very few or solitary. 



4. MENisPERMACEa:. Flowers small, usually dioicious or polygamous. Sepals 3-13, in 1 - 3 rows. Petals as 



many as the sepals, or fewer (sometimes none). Carpels usually several ; only one or two arriving 

 at maturity, and forming one-seeded berries or drupes. — Climbing or twining frutescent plants, 

 with alternate palmately veined leaves. 



5. BERBERiDACEi;. Flowers perfect. Stamens opposite the petals ; cells of the anther usually opening by valves. 



Ovary solitary, simple. — Shrubs or herbs, usually without stipules. 



GaODP 3. Ovaries several, either distinct or united into a compound pistil of several cells. Stamens usually numerous, 

 inserted on the receptacle or torus. — Aquatic herbs. 



* Carpels not united into a compound ovary. Leaves centrally peltate. 



6. CABOMEACEi;. Torus small ; ovules 3 or several in each carpel, inserted on the dorsal suture. 



7. Nelumeiace^e. Torus large, turbinate; the ovaries immersed in its disk, each with a solitary ovule. 



** Ovary compound ; the ovules covering the dissepiments. 



8. NYMPH£ACE.ft:. Stigmas united in a radiated disk, 



*♦* Ovary compound ; the placentiE in the axis. 



9. Sarraceniace.s:. Leaves hollow, pitcher-shaped. 



Gboup 3. Ovary compound, with parietal placentiE. Calyx not adherent to the ovary ; the stamens and pistils inserted 

 on the receptacle. Leaves not dotted. 



• Styles or stigmas united. 



t Sepals 2, or rarely 3, deciduous. 



10. Papaverace^e. Petals 4, equal. Stamens numerous (rarely few). Seeds albuminous. Juice milky or colored. 



11. FcMARiACEi;. Petals 4, irregular. Stamens 6, united in 2 parcels. Pod one-celled. 



tt Sepals and petals 4, or rarely 6. 



12. Crucifeh;e. Stamens G, two of them shorter than the others. Pod 2-celled. 



13. Capparidace.1:. Stamens 6 - 32; (when G, not tctradynamous.) Pod one-celled. Seeds kidney-shaped. 



ttt Sepals 5 (rarely 3), persistent. 



14. V10LACE.E. Petals 5, irregular. Stamens 5. 



15. C1STACE.E. Petals fugacious, regular. Stamens usually numerous. 



•• Stylos or sligmas separate. 



16. DROSERACEiE. Stamens few. Leaves circinnate, usually with glandular hairs. 



Gbocp 4. Ovary compound, with the placenta; parietal, or 2 -5-cellcd from their meeting in the axis; styles distinct, or 

 partly united. yF.stivation of the calyx imbricated. Stamens and petals inserted on the receptacle. Seeds 

 with a straight embryo, ami little or no altmmen. 



17. HyPERtcACEjE. Stamens usually numerous and ]iolyadelphous. Leaves dotted. — Shrubs or herbs, without 



stipules. 



18. Elatjniceje. St.amens as many or twice as many as the petals. Seeds attached to a persistent central axis. — 



Small annual weeds, with axillary flowers. 



