THE ORNAMENTAL PLANTS — CLIMBERS 313 



Mexican rose, mountain rose, Antigonon kptopus. 



Root tuberous; a rampant grower, with pink bloom; outdoors South, 

 and a, conservatory plant North. 



Kenilworth ivy, Linaria Cymbalaria. 



A very graceful little perennial vine, re-sowing itself even where not hardy; 

 favorite for baskets. 



6. Herbaceous twiners 

 Hop, Humulus Lwpulus.* 



Produces the hops of commerce, but should be in common use as an orna- 

 mental plant. 



Chinese yam, cinnamon vine, Dioscorea divaricaia (D. Batatas). 



Climbs high, but does not produce as much foliage as some other vines. 



Wild yam, D. villosa* 



Smaller than the preceding; otherwise fully as good. 



Ground-nut, Apios tuberosa* 



A bean-like vine, producing many chocolate-brown flowers in August and 

 September. 



Scarlet runner and White Dutch runner beans, Phaseolus muUiflorus. 

 Perennial in warm countries; annual in the North. 



Moonflowers, Ipomcea, various species. 



Some are perennials far South, but annual North. 



Hardy moonflower, Ipomaea pandurata* 



A weed where it grows wild, but an excellent vine for some purposes. 



Wild morning-glory, Rutland beauty, Convolvulus Septum* and Cali- 

 fornia rose, C^Japonicus. 



The former, white and pink, is common in swales. The latter, in double 

 or semi-doubl6 form, is often run wild. 



Madeira vine, mignonette vine, Boussingaultia baselloides. 



Root a large, tough, irregular tuber. 

 Mikania, climbing hempweed, Mikania scandens.* 



A good compositous twiner, inhabiting moist lands. 



