18 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 XI. Arrangements for creeping visitors. (Apparecchi 
reptatorii.) The visitors (snails) crawl about on the flat inflorescence. 
32. Rhodea type. 
Rhodea japonica, Dracontium pertusum, 
33. Anthurium type. 
Anthurium lanceolatum and Scherzerianum, Dorstenia ceratosanthes and Houstoni. 
34. Chrysosplenium type. 
Chrysosplenium alternifolium. 
Class XII. Prehensile arrangements. (Apparecchi prensili.) The 
visitors grasp the style and stamens in such a way as to cover their breasts with 
pollen, and then effect cross-pollination. 
