. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. HELIANTHUS In America the Sunflower industry may be said to have hardlj' commenced, there being at present but two well-developed markets for the seed. jj^ q_ Kains. HELIANTHUS - 721 , 5. animus, 1. ai'Kophyllus, 2. atrorubens, 7. Califormcus, 1, 20. ciiciimci-ifolms, 3. deoapetalus, 11. debilis,
. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. HELIANTHUS In America the Sunflower industry may be said to have hardlj' commenced, there being at present but two well-developed markets for the seed. jj^ q_ Kains. HELIANTHUS - 721 , 5. animus, 1. ai'Kophyllus, 2. atrorubens, 7. Califormcus, 1, 20. ciiciimci-ifolms, 3. deoapetalus, 11. debilis, 3. divarieatus, 12. INDEX. doronicoides, IC. giganteus, 13. grosse-serratus, 10. Mrsntus, 21. Isevigatus, 8. l^titlorus, 19. Masimiliaui, 14. Missouriensis, 6. mollis, 17. mnltiflorus, 11. orgyalis, 4. piiiDiUis, 18. rigidus, (i. strumosus, 9. traehelifolms, 22. tuberosus, 15. Annuals: Ivs. long-petioled: disk hroivn or purplish. B. Stem erect, stotit, simple or branching above BB. Stein diffuse, slender, branch ing freely from the base \. Perennials by creeping root- stocks: Ivs. sessile or short- petioled. B. Disk brown or purplish. c. jL/VS. linear, entire {except the lower), sessile 4. 5. cc. Lvs. ovate to broad-lanceo- late, mostly toothed, nar- roived at the base into a ivinged petiole 6. 7. .EB. Disk yelloivish* c. Stem smooth heloiv, the branches often slightly rough or pubesceyit. annuus argophyllus 3. debilis orgyalis angustifolius rigridus atrorubens D. beneath 8. laeyigatus 9. strumosus 10. grosse-serratus DD. Zrvs. green OH both decapetalus 12. divarieatus 00. St e7n rough or hairy below. D. Bootstocks thickened in- to one or more fleshy tubers 13. giganteus 14. Maximiliani 15. tuberosus DD. Sootstocks all slender. E. Lower lvs. sessile or with a clasping base IG. doronicoides 17. mollis EK. Lower lvs. short- petioled. F. Stem 1-3 ft., not branching 18. pumilus PP. Stemnsnally over S ft., laetiflorus 20. Californious 21. hirsutus 2
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