178 



JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



Pentstemon speciosus 

 „ Jeffrey anus 

 „ glaber 

 „ „ roseus 



Philesia buxifolia 

 Phlox amcena 



Carolina or ovata 

 „ divaricata or canadensis 



verna ( = reptans) 

 „ setacea vars. 

 Puschkinia libanotica 

 Eubus arcticus 

 Sanguinaria canadensis 

 Scilla bifolia 



n alba 

 ,, „ carnea 

 sibirica 



Sibthorpia europasa 



m t it variegata 

 Sisyrinchium grandiflorum 



n » var. album 



Shortia galacifolia 

 Sternbergia lutea 

 Thalictrum anemonoides 

 „ alpinus 



„ minus var. adiantifolium 

 Trillium erythrocarpum 

 „ erectum 

 „ grandiflorum 

 Tulipa Greigii in var. 



„ montana 

 Vancouveria hexandra 

 Veronica chathamica 

 Zephyranthes Candida 



Part II. 



Calceolaria violacea 

 Iris alata in var. 

 Lithospermum rosmarinifolium 

 Megasea ciliata 

 Parochetus communis 



The following are More or Less Tender. 



Primula obconica 

 „ floribunda 

 „ mollis 

 Spigelia marilandica 

 Zephyranthes carinata 



ON THE SPECIES AND GARDEN FORMS OF CANNA. 



By J. G. Baker, F.R.S., F.L.S., 



Keeper of the Herbarium of the Royal Gardens, Kew. 

 [Read August 8, 1893.] 



TRUE C ANNAS. 



§ Stems short. 



1. indica 



patens 



limbata 



orientalis 



coccinea 



lutea 



2. lanuginosa 



3. Warcewiczii 



4. pedunculata 



5. glauca 



C. Fintelmanni 



§§ Stems tall and branched. 

 7. latifolia (gigantea) 



8. Lamberti 



9. polyclada 



10. speciosa (nepalensis) 



11. discolor 



§§§ Iiootstock tuberous. 



12. edulis 



SunOENUS DlSTEMON. 



13. C. paniculata 



Subgenus Eurystylus. 



14. C. flaccida 



Subgenus Achiiujdia. 



15. C. iridiflora 

 10. C. liliiflora 



Organography. 

 Tlic natural order Scitaminea?, with which the Marantacea? 

 and Musaceje are united by Bentliam and Hooker, exhibits a 



