CLASS VIII. ORDER I. 43 



Order IV. Tetragynia. 



Saururus. Calyx an ament with 1 -flowered 

 scales: corol o : germs 4 : berries 4, 1 -seeded. 2* 

 6 — cernuus^ (lizard-tail) scales of the ament petiol- 

 ed, many-spiked. %,, 



* Polygonum orientale. 



CLASS VIII. OCTANDRIA, 

 Order I. Monogyxia. 



A. Flowers sufierior. 



OxYCoccus. Calyx superior 4-cleft ; corol 4- 

 parted, the divisions nearly linear, revolute ; fila- 

 ments converging, anthers tubular, 2-parted ; ber- 

 ry many-seeded. 18. Sl^vulgaria, (cranberry) 

 stem creeping, leaves acutish, revolute. Ij . r-w. 

 — macro car/iusy stems rising, leaves obtuse, flat- ^ . 



Gaura. Calyx 4-cleft, tubular : corol 4-petaI- 

 led, ascending towards the upper side : nut 1 -seed- 

 ed. 17. 88— diennisy (virginian loosestrife) leaves 

 lanceolate, toothed, i . r. 



Epilobium. Calyx 4-cleft, tubular : corol 4- 

 petalled : capsule oblong and of great length : 

 seeds feathered. 17. 88-'fmlustre, (willow-herb) 

 stem teretes, leaves lanceolate toothletted. 11. t. 

 '—tetragonunii stem grooved — 4-sided, leaves ser- 

 rulate. %. r. — augustifoiiumj leaves lance-linear, 

 entire, scattered. 1^ p-b. 



Oenothera. Calyx 4-cleft, tubular, caducous, 

 divisions deflected : petals 4, inserted on the calyx : 

 stigma 4-cleft ; capsule 4-celled, 4-valved : seeds 

 not feathered. 17.88 — biennis^ ( scabish, or tree- 

 primrose) leaves lance-ovate, stamens shorter than 

 corol. Large. S y — •/zz^m/Za, leaves entire, obtuse, 

 capsule obovate. Small. %. y. 



B. Flowers inferior. 



Khexia, Calyx pitcher-form, 4 or 5-cleft ; pe- 

 E 



