CLIMBERS. 



39 



Simple. 



13. Leaves neither toothed, angled, nor lobed. 14. 

 Leaves crenate or finely toothed. 15. 



Leaves rounded or angular or short-lobed. Menispermum. 

 'Leaves, or many of them, deeply or hastately lobed. 18. >. 



Aristoloc 

 Coccii 

 Actini 



14. Leaves very large, cordate. 

 Leaves moderate : stem slender. 



15. Pith excavated or chambered. 

 Pith continuous. 16. 



16. Fruit opening : seeds with red aril. Celastrus. 

 Fruit indehiscent. 17. 



17. Leaves large (8-12 cm. long). , / Actinidia. 

 Leaves smaller (scarcely 6 cm.). . Berchemia. 



18. Lower lobes nearly separated. Solanum. 

 Lower lobes not severed from the rest. 19. 



19. Leaves thin, with deep sinuses. Calycocarpum. 

 Leaves firm, hastate or unlobed. Cocculus. 



20. Tendrils few, without suckers: fruit cluster forked. 21. 

 Tendrils abundant. 22. 



21. Leaves thin, broadly ovate. Ampelopsis. 

 Leaves rather fleshy. Cissus. 



22. Fruit in open forked clusters. Parthenocissus. 

 Fruit in pyramidal clusters. Vitis. 



Compound. / 



23. POISONOUS. With aerial roots bit no tendrils, 



or scrambling. $hus (Toxicodendron). 



With tendrils, and sometimes also aJrial roots. 24. 

 Twining. 26. 



24. Leaves once compound. 25. 



Leaves bipinnatc. \ Ampelopsis. 



25. Leaves thin. . Parthenocissus. 

 Leaves fleshy. Cissus. 



26. Leaflets 3 or 5, digitate or nearly so. 27. 



Leaflets more than 5, clearly pinnate/ Wisteria. 



27. Leaflets 5, elongated. < Akebia. 

 Leaflets 3, large and broad. Pueraria. 



