OCTANDRIA. 



* * * Perianth single. 



10. DAPHNE. Corolla 4-cleft. A shrub bearing 

 leaves only near the summit of the stem, intermixed 

 with drooping tufts of green flowers. DAPHNE TRIBE. 

 P. 544. 



ORDER II. DIGYNIA. 2 Pistils. 



11. POLYGONUM. Perianth single, deeply 5-cleft ; 

 seed 1. Herbaceous plants with alternate leaves and 

 sheathing stipules. PERSICARIA TRIBE. P. 537. 



12. SCLERANTHUS. Perianth single, contracted at 

 the mouth, 4-cleft; seed 1. A humble herbaceous plant, 

 with repeatedly forked stems, linear leaves, and small 

 green flowers. KNAWEL TRIBE. P. 535. 



13. CHRYSOSPLENIUM. Perianth single, capsule 2- 

 beaked, many seeded. Herbaceous aquatic plants with 

 juicy stems and leaves, and small greenish yellow flowers. 

 SAXIFRAGE TRIBE. P. 241. 



ORDER III. TKIGYNIA. 3 Pistils. 



14. POLYGONUM. Herbaceous plants with alternate 

 leaves and sheathing stipules. PERSICARIA TRIBE. 

 P. 537. 



ORDER IY. TETEAGYNIA. 4 Pistils. 



1 5. PARIS. Sepals 8, 4 alternately smaller ; fruit a 

 berry. An herbaceous plant, with an erect stem, bear- 

 ing 4 large leaves and a single, stalked, green flower. 

 HERB-PARIS TRIBE. P. 606. 



1 6. ADOXA. Floivers in a terminal head. A delicate 

 little plant, with a few bright green leaves and a round 

 head of green flowers. IVY TRIBE. P. 286. 



17. ELATIN& Sepals 5 ; petals 4, coloured ; capsule 

 4-celled. A minute aquatic plant, with rooting stems 

 and opposite leaves. WATER- WORT TRIBE. P. 86. 



