2 GROUPS AND ORDERS. 



CONSPECTUS OF THE GROUPS AND ORDERS. 

 Ghoup 1. Ovaries several or numerous (in BerberiJacea 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. Ranonchlace^. Sepals 3-6, usually 5, deciduous. Petals 3 - 15. Anthers cxtrorse (sometimes none). 

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

 without stipules. 



2. Maonoluce*!. Sepals 3-6, 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. Anonace*;. 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 dioecious 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. Bekbebidace^. Flowers perfect. Stamens opposite the petals ; cells of the anther usually opening by valves. 



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



Qboup 2. 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. CABOMBACEi;. Torus small ; ovules 2 or several in each carpel, inserted on the dorsal suture. 



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



•» Ovary compound ; the ovules covering the dissepiments. 



8. NYMPHiiACEjE. Stigmas united in a radiated disk. 



»♦♦ Ovary compound ; the placentffi in the axis. 



9. Sarraceniace*;. Leaves hollow, pitcher-shaped. 



Gaoup 3. Ovary compound, with parietal placentte. 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. FuMARiACEjE. Petals 4, irregular. Stamens 6, united in 2 parcels. Pod one-celled. 



tt Sepals and petals 4, or rarely 6. 



12. CttOCiPERjE. Stamens 6, two of them shorter than the others. Pod 2-celled. 



13. CAPPARiDACE.ffi:. Stamens 6 - 32 ; (when 6, not tetradynamous.) Pod oue-celled. Seeds kidney-shaped. 



ttt Sepals 5 (rarely 3), persistent. 



14. VioLACEjE. Petals 5, irregular. Stamens 5. 



15. CisTACEjE. Petals fugacious, regular. Stamens usually numerous. 



♦* Styles or stigmas separate. 



16. DR03ERACE.E. Stamens few. Leaves circinnate, usually with glandular hairs. 



Gbodp 4. Ovary compound, with the placentffi parietal, or 2 - 5-celled from their meeting in the axis ; styles distinct, or 

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

 with a straight embryo, and little or no albumen. 



17. HypERicACEa;. Stamens usually numerous and polyadelphous. Leaves dotted. — Shrubs or herbs, without 



stipules. 



18. Elatinaceje. Stamens as many or twice as many as the petals. Seeds attached to a persistent central axis.-— 



Small annual weeds, with axillary flowers. 



