168 



XXX. ONAGEAEIEAE. 



[Epilobium. 



** Leaves petioled. 



Erect, with slender branches. Leaves ovate, mostly alternate 



Erect, rigid, simple or sparingly branched. Leaves distant, 

 opposite 



II. MiCEOPHYLLAE. 



mostly 



5. E. pubens, 



6. E. perplexum. 



Herbaceous. Stems slender, creeping, short, ascending at the tips. Flowers 

 few, terminal. Leaves small, suborbicular. 



t Peduncles very short. 

 Densely foliaoeous. Petioles short, broad 

 Branches slender. Leaves distant, Jin. long 



ft Peduncles elongated. 

 Leaves narrow-linear. Peduncles usually solitary, terminal . 

 Leaves linear-oblong. Peduncles very slender 

 Leaves suborbicular or orbicular-ovate 

 Leaves ovate ; petioles very short 

 Leaves opposite, distant, orbicular, membranous 

 Leaves opposite, oblong-ovate, very membranous 



7. E. confertifolium. 



8. E. Tasmanicum. 



9. E. tenuipes. 



10. E. Hectori. 



11. E. alsinoides. 



12. E. chloraefolium, 



13. E. rotundifolium. 



14. E. insulare. 



III. Spabsiflokae. Herbaceous, slender, creeping. Leaves small, orbicular or rounded. Flowers 

 few, solitary, in the axils of intermediate leaves. Peduncles elongated. 



Leaves orbicular, uniform, sharply toothed . . 



Leaves suborbicular, petiolate or sessile ; midrib and veins obscure 



Leaves ovate ; midrib and veins obscure 



Leaves all sessile ; midrib and veins prominent 



Leaves suborbicular, acutely toothed ; midrib and veins prominent 



Leaves orbicular-oblong, coriaceous, purple beneath . . 



15. E. linnaeoides. 



16. E. nummularifolium, 



var. ovata. 



var. pedunculare. 



var. caespitosa. 



17. E. purpuratum. 



IV. Debmatophyllae. 



Small species, more or less sufirutioose. Leaves 

 Flowers few, terminal or subterminal. 



t Peduncles short, or capsules sessile. 



Erect, glabrous. Leaves linear-oblong or ovate-oblong. Stigma obcordate 18. E. 



Subereot. Leaves ovate-oblong. Stigma capitate . . . . . . 19. E. 



Erect, 2in.-5in. high. Leaves small, ovate or oblong. Stigma olavate. . 20. E. 



Stems very numerous. Leaves erect, dense, sessile . . . . . . 21. .B. 



Stems stout, suberect or prostrate. Flowers Jiu.-f in. in diameter . . 22. E. 



Stems numerous. Leaves toothed, erect. Capsule sessile . . . . 23. E. 



Stems woody. Leaves tipped with a horny apioulus, red . . . . 2i. E. 



Stems branched above. Leaves oblong, sharply toothed. Peduncles 



shorter than the leaves . . . . . . . . . . 25. E. 



Stems strict, black. Leaves deeply toothed. Capsule sessile . . . . 26. E. 



Stems very slender, branched above. Capsule shortly narrowed above. . 27. E. 



Stems branched. Capsule sessile, narrowed into a short beak. . . . 28. E. 



Stems numerous, filiform. Leaves orbicular-ovate, Jin.-Jin. in diameter 29. E. 



coriaceous or rigid. 



glabellum. 



Novae- Zelandiae. 



Krulleanum. 



erubescens. 



vernicosum. 



pycnostachyum. 



brevipes. 



haloracjifolium. 



melanocaicloti. 



polyclonum. 



rostratum. 



niicrophyllum. 



ft Peduncles elongated in fruit. 

 Stems numerous, wiry, ascending. Leaves broadly ovate. Flowers sub- 

 terminal . . . . . . . . . . . . . . 30. .E. 



Stems stout. Leaves dense, obovate, coriaceous. Flowers red . . 31. E. 



Stems branched, flaccid. Leaves distant, ovate. Flowers large, white 32. E. 



gracilipes. 



crassum. 



macropus. 



1. E. chionanthum, Haussk. in Oester. Bot. Zeitschr. xxLk. (1879) 14,9, 

 Stems simple, asceadiag, lft.-2ft. high, puberulous above, decumbent at the 



