CENTRAL EXPERIMENTAL FARM 



a box full of soil and planting in it. When there is sufficient room sunflowers are 

 very effective when planted in masses and given all the space they seek. Helianthus 

 multiflorus and its varieties do not spread so rapidly as some other sorts. Sunflowers 

 do best in bright sunlight. They are readily propagated by division or from the root 

 stalks. 



**H. doronicoides, LAM. North America. 

 PL, 1895. Hardy. Ht. 7 ft. Fl. 

 sunflower yellow ; July 29 to 

 Sept. 5. 



**H. giganteus, L. Indian Potato. North 



America. 



PL, 1894. Hardy. Ht. 9 ft. Fl. 

 lemon yellow; July 12 to Sept. 

 21. 



*H. grosse-serratus, MARTENS. North 



America. 



PL, 1905. Hardy. Ht. 6 ft. FL 

 golden yellow; Sept. 14 to Oct. 

 16. 



***H. hybridus H. G. Moon. 



PL, 1905. Hardy. Ht. 4 to 4 ft. 

 FL deep rich sunflower yellow ; 

 Aug. 13 to Oct. 5. 



***H. hybridus Daniel Dewar. 



PL, 1903. Hardy. Ht, 5 to 54 ft, 

 FL deep rich sunflower yellow ; 

 July 18 to Sept. 12. 



*H. hybridus perennis, 



PL, 1898. Hardy. Ht. 6J to 7 ft. j 

 Fl. chrome yellow ; Aug. 16 to | 

 Sept. 22. 



***H. Isetiflorns, PERS. Showy Sunflower, j 



North America. 



PL, 1895. Hardy. Ht. 4 to 5 ft. j 

 FL golden yellow ; Sept. 18 to j 

 Oct. 17. 



***H. Isetiflorus Wolley Dodd. 



PL, 1903. Hardy. Ht. 6 to 7 ft. j 

 FL golden yellow ; Sept. 17 to 

 Oct. 17. 



H.microcepJialus, Torr. & Gray = H. 

 parviflorus. 



**H, Maximilian!, SCHRAD. North Amer. 

 PL, 1894. Hardy. Ht. 5i to 6 ft. 



FL lemon yellow; July 6 to Aug. 

 29. 



***H. mollis, LAM. North America. 



PL, 1898. Hardy. Ht. 4 to 5 ft. 

 FL sunflower yellow; Aug. 6 to 

 Oct. 10. 



**H. multiflorus, L. North America. 



PL, 1897. Hardy. Ht. 5 to 7 ft. 

 Fl. deep chrome yellow; July 7 

 to Sept. 29. 



***H. multiflorus Boquet d'Or. 



PL, 1901. Hardy. Ht. 4 to 5| ft. 

 FL double, sunflower yellow ; 

 Aug. 15 to Oct. 10. 



**H. multiflorus major. 



PL, 1901. Hardy. Ht. 4* ft. FL 

 deep chrome yellow; July 12 to 

 Oct. 10. 



**H. multiflorus maximus. 



PL, 1903. Hardy. Ht. 6 ft. FL 

 golden yellow ; July 26 to Oct. 14. 



H. multiflorus maximus flora pleno. 



PL, 1908. 



***H. multiflorus Meteor. 



PL, 1899. Hardy. Ht. 6 to 6 ft. 5 

 in. FL semi-double, ray florets 

 chrome yellow, disc florets golden 

 yellow; July 25 to Oct. 10. 



***H. multiflorus Mrs. Moon. 



PL, 1903. Hardy. Ht. 4 to 5 ft. 

 Fl. golden yellow ; Aug. 12 to 

 Oct. 2. 



**H.niultiflorus Soleil d'Or. 



PL, 1899. Hardy. Ht. 4 to 5 ft. 

 FL double, golden yellow; July 

 16 to Oct. 10. 



***H. Nuttallii, TORR. & GRAY. North- 

 western America. 



PL, 1907. Hardy. Ht. 5 ft. FL 

 rich golden yellow; July 16 to 

 Sept. 7. 



**H. orgyalis, DC. North-western Amer. 

 PL, 1901. Hardy. Ht. 7 to 8 ft, 

 F. lemon yellow; Sept. 8 to Oct. 

 14. 



H. parviflorus, BERNH. North Amer. 

 Syn. H. micro ceplialus, Torr. & 



Gray. 

 PL, 1907. 



H. pumilus, NUTT. North America. 

 PL, 1905. Half hardy 



