ANALYTICAL ARTIFICIAL KEY TO THE OEDEES AXD 

 ANOMALOUS GEXEEA IX THIS VOLUME. 



Division - I. POLYPETAL^E : calyx and corolla both present ; the latter of separate petals. 



A.- Stamens numerous, at least more than 10 and more than double the number of the petals, 



1. Hijpaj'jnous, i. e. on the receptacle free from the ovary and calyx. 



Pistils few to many distinct carpels, or rarely only one. 

 Calyx mostly deciduous : juice of herbage colorless. Kani-ncii. v k.k, 1. 



Calyx early deciduous : juice yellowish. Platystemon in Papaveraces, 5. 



Calyx persistent : leaves peltate. Nymph .kal'E.e, 3. 



Pistil a single simple carpel, forming a pod. Acacia in LEGUMINO&B, 31. 



Pistil compound : cells, placenta', or stigmas more than one. 

 Petals more numerous than tin- sepals, 

 Indefinitely numerous, small, ami persistent : aquatic. Nymphj3ACE*, 3. 



•lust twice as many (4 or ti), ami both usually caducous. Papaverace*, 5. 



Five to 16 and mure numerous than the persistent sepals. Portulacacejb, 10. 



Petals uf the same IlUlllliel' as the sepals, 



Four, and both, deciduous. Capparidacks, S. 



Knur or less, but cleft, and calyx persistent. RESEDACES, 9. 

 Five, and the calyx persistent. 



Sepals valvate in the bud : stamens monadelphous. Malvace.e, 20. 

 Sepals imbricated in the bud. • 



Leaves opposite, entire, pellucid-punctate. Hypericace.s, 19. 

 Leaves alternate, not pellucid-punctate, plane. 



Corolla ephemera] : two outer sepals small and bract-like. Cisi u r r. 10. 

 Corolla gamopetalous, tubular : sepals round. Fouquicra in T vmariscixe.e, 1". 



Leaves all radical, hollow pitchers. SarraceniacEjE, 4. 



2. Pcrigynous or epigynous, borne on the (cither free or adnata) calyx. 



Leafless mostly prickly fleshy plants : ovary 1 -celled. I ' MJTACE/E, 43. 



Leafy fleshy plants, with ■', or more cells to the ovary. Ficoidi v. 44. 



Leafy fleshy herbs, with 1-celled ovary. Porti l u lcj E, 16. 

 Nol fleshy. 



Leaves opposite, simple: sepals and petals numerous. Calycantitai i ■ 



Leaves . ip p. .die. simple : sepals and petals 4 or 5. Saxifragaci i, 34. 



Leave, alternate, with stipules. Rosai i.t. 32. 

 Leaves alternate, without stipules. 

 1 arpels 2 or more, superior, becoming follicles. Crossosoma in Raxuxculacks, 1. 

 1 Ivarj inferior, with :; or more parietal placenta:. 



Kloweis mainly dioecious : petals minute or none. P \ rise vi rx, 42. 



Flowers pi i! picuous : leaves rough. LOASAI i:.k, 40. 



li. Stamens 10 or less, or if more nol c ci ling twice the number of the petals, or sepals when 



the petals are wanting. 



1. Ovary or ovaries superior or mainly so (but sometimes enclosed in the calyx I 

 ♦ Pistils more than one aid distinct. 



Pistils of jusi the same number as petals and as sepals. 



I., ives simple, fleshy. Crassulacka, 35. 



I ives pinnate. (Styles partly united.) Limnanthcs in Gkkaki mil 24. 



I'isiils nol corresponding in number with petals or sepal . 



Si. uncus bon i the receptacle. Rakun< i i m i . i . t. 



SI lui'H I I le on I he eal\ \. 



Si ipuli |" i istenl leaves alternate. Roa in i 



Stipules caducous : li op] site, compound. Staphylea in Sapinii 



Stipules i oi indistim t. .31. 



