340 61. PRIMULACE&. 



4. LYSIMACHIA. Cal. 5-parted. Cor. rotate, scarcely any 

 tube, limb 5-parted. Stam. 5, at the base of the cor. Cap*. 

 with 5 valves (in L. nemorum sometimes 2-valved or inde- 

 hiscent, in L. thyrsiflora few-seeded). 



5. TRIENTALIS. Cal. 1 -parted. Cor. rotate, 7-parted, tube 

 none. Stam. 7, inserted at the base of the cor. Caps, many- 

 seeded, opening with 5 revolute fugacious vahes. Seeds 

 with a netlike coat. 



6. GLAUX. Cal. bellshctped, 5-parted, coloured. Cor. none. 

 Stam. 5, inserted at the base of the calyx. Caps, few-seeded 

 (about 10). 



Tr. III. ANAGALLIDEJE. Ovary superior. Caps, opening 

 transversely all round. Hyle ventral. 



7. ANAGALLIS. Cal. 5-parted. Cor. rotate or ftmnelshaped, 

 tube none, limb 5-parted. Stam. 5, at the base of the cor. 

 Caps, many-seeded. 



8. CENTUNCULUS. Cal. 4 5-parted. Cor. with a subglobos 

 inflated tube and spreading 4 5-parted limb. Stam. 4 or 5, 

 inserted in the throat of the cor. Caps, many-seeded. 

 Fl. usually 4-parted. 



Tr. IV. SAMOLEJE. Ovary inferior. Caps, opening by valves. 

 Hyle basal. 



9. SAMOLUS. Cal. 5-parted, its tube adhering to the lower 

 half of the germen, persistent. Cor. salver shaped, tube short, 

 limb 5-parted with interposed converging scales. Stam. 5, 

 inserted near to the base of the cor.-tube. Caps, \-inferior, 

 many-seeded, opening with re-flexed teeth. 



Tribe I. Hottoniea. 

 1. HOTTO'NTA Linn. Water-Violet. 



1. H.palus'tris (L.) ; fl. whorled stalked upon a long solitary 

 cylindrical stalk, cor. exceeding the calyx, sep. subacute equal- 

 ling cal.-tube, 1. pectinate. E. B. 364. L. submerged, crowded. 

 Fl. rising above the water, pale pink. Style exceeding the cal., 

 stam. inserted in tube, anth. and tilaments about equal in length ; 

 or style falling short of cal., stam. inserted at top of tube, ti la- 

 ments 3 or 4 times as long as the anthers. Ponds and ditches. 

 P. V. VI. E. I. 



