BICOXYLEDONES. liii 



*• Appearing syncarpous from thejleshy dish enveloping 

 the ovaries. 



3. Nynvphmacem. Polyandrous. Pet. many, seated 

 with the many stamens upon a fleshy disk. — Aquatic, 

 fihizome prostrate in mud. Leaves floating; ] .^> 



*** Syncarpous with parietal placentas. 



4. Papaveraeea. Polyandrous. Sep. 2, deciduous. 

 Pet. 4 Pistill 10 



a. Fumariacece. Stam. in two bundles of 3 each ; late- 

 ral anth. of each bundle 1-celled. Sep. 2, minute. Pet. 4, 

 irregular, one or more of the upper gibbous or spurred at 

 the base. Fl. very irregular 18 



6. CrxicifercB. Stam. tetradynamous. Sep. 4. Pet. 4. 



— FI. cruciform ^<l 



7. ResedacecB. Stam. 10 — 24, from an hypogynous 1- 

 sided disk. Sep. 4 — 8. Pet. 4 — 8, irregular. Caps, 

 opening at the top ''il 



8. Cistaceis. Polyandrous. Sep. 3, equal, and 2 smaller 

 external. Pet. 5, regular, very deciduous ■'>< 



9. ViolacecB. Stam. 5 ; anth. on inner side of dilated 

 filaments which slightly cohere. Pet 5, irregular ; lower 

 spurred •'!!* 



10. Droseracees. Stam. 5. Cal. 6-oleft. Pet. 5, regu- 

 lar. — L. bearing long hairs tipped with glands 42 



11. Frankeniacece. Stam. 4 or more. Cal. 4 — 5-cleft, 

 fun-owed. Pet. 4 — 5, regular. — L. with revolute edges, 



not glandular 43 



**** Syncarpous with axile placetitas. 

 t n. irregular. 



12. Polygalacece. Stam. 8, in 2 equal opposite bundles. 

 Anth. 1-ceiled 4;? 



tt Fl. regular (except in Ord. 20). 



13. Elatinacece. Pet. 3 — 5. Stam. as many or twice 

 as many as the petals. Caps. 3 — o-celled. — L. opposite. 

 Plants aquatic 4.'5 



