15 



XXXVl CLASSES, DIVISIONS, AND OEDEES. 



** Appearing syncarpous from the fleshy disk enveloping 

 the ovaries. 



3. Nymphmacece. Polyandroua. Pet. many, seated 

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

 Rhizome prostrate in miud. Leaves floating 



*** Syncarpous with parietal placentas. 



4. Papaveracece. Polyandrous. Sen. 2, deciduous. 



Pet. 4. Pistil! " 16 



5. Famariacea. Stam. in two hundles 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 19 



6. Grueiferce. Stam. tetradynamous. Sep. 4. Pet. 4. 



— M. cruciform 21 



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

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

 opening at the top 39 



8. Cistacece. Polyandrous. Sep. 8, equal, and 2 smaller 

 external. Pet. 5, regular, very deciduous 40 



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

 filaments which slightly cohere. Pet. 5, irregular ; lower 

 spurred 41 



10. Droseraceee. Stam. 5, Oal. 5-cleft. Pet. 6, regu- 

 lar. — L, bearing long hairs tipped with glands 44 



11. Franheniacece. Stam, 4 or more, Oal, 4 — 6-cleft, 

 furrowed. Pet. 4 — 6, regular, — L, with revolute edges, 



not glandular 46 



**** Syncarpovs with axile placentas. 

 + Fl, irregular. 



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

 Anth. 1-celled 45 



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



13. Elatinacecs. Pet. 8 — 5. Stam. as many or twice 

 as many as the petals. Caps. 8 — 5-celled. — L. opposite. 

 Plants aquatic 4^ 



