i8 INTRODUCTION 



23. Long-flowered type. (Tipo sifonante.) 



Saponaria officinalis, Lychnis vespertina and diurna; Lonicera Caprifolium, 

 Periclymenum, sempervirens and longiflora; Pancratium maritimum and illyricum, 

 Watsonia roseo-alba, Ruellia lilacina; Gladiolus tristis, cuspidatus, and angustus; 

 Erinus lychnidea, Crinum, Pancratium, species of Gardenia, Portlandia grandiflora, 

 Mirabilis Jalapa, Ipomoea Bona-nox, Nicotiana noctiflora and persica, Oenothera, 

 and others. 



Class IX. Arrangements for hovering visitors. (Apparecchi 

 circumvolatorii.) Sphingidae and birds effect pollination while hovering before the 

 flower. 



24. Methonica type. 



Methonica superba, Lilium Martagon. 



25. Stenocarpus type. 



Stenocarpus Cunninghami, Marcgravia, Passiflora princeps. 



26. Crocus type. 

 Lilium croceum. 



27. Protea type. 



Protea mellifera, speciosa, acuminata, latifolia, longiflora; Haemanthus, and 

 others. 



28. Callistemon type. 



Callistemon, Calothamnus, Metrosideros speciosa, Banksia, Dryandra, and 

 others. 



Class X. Arrangements for wandering visitors. (Apparecchi 

 perambulatorii.) The visitors (bees) wander about, either on the whole surface to be 

 pollinated, or only on a ring-like zone of it. 



29. Passiflora type. 



Passiflora coerulea, Napoleona imperialis. 



30. Nigella type. 



Nigella arvensis and damascena, Swertia perennis, Helonias glaberrima and 

 bracteata. 



31. Helianthus type. 



Helianthus annuus, perennis, and tuberosus, and some other Compositae. 



Class XL Arrangements for creeping visitors. (Apparecchi 

 reptatorii.) The visitors (snails) crawl about on the flat inflorescence. 



32. Rhodea type. 



Rhodea japonica, Dracontiura pertusum. 



33. Anthurium type. 



Anthurium lanceolatum and Scherzerianum, Dorstenia ceratosanthes and Houstoni. 



34. Chrysosplenium type. 

 Chrysosplenium alternifolium. 



Class XIL Prehensile arrangements. (Apparecchi prensili.) The 

 visitors grasp the style and stamens in such a way as to cover their breasts with 

 pollen, and then eff"ect cross-pollination. 



