20 POLLEN. 



Casuarinece contd. 



Casuarina quadrivalvis. M. 



stricta. M. 



ULMAOELE. Globular, rough. Mohl gives 3 forms. 

 *Ulmus campestris, 7. 8. M. H. 



* montana, 8. 



Oeltis australis. M. 

 HORACES. Globular, with 12 pores. Mohl gives other forms which 



I have not seen. 

 *Dorstenia maculata, 4. 

 Coussapoa latifolia. M. 

 Broussonetia papyrifera. M. 

 Pourrina velutina. M. 



bicolor. M. 



cecropiaefolia. M. 



Cecropia peltata. M. 

 Lacistema serrata. M. 



CANNABEOE. Ovoid with triangular end. 

 Humulus Lupulus. M. 



*Cannabis sativa, 7. 8. P. v. 20. M. iii. 21. 

 URTICACE^:. Spherical, or angular, sub-cubical. 



*Urtica dioica, 4. P. v. 19. Lin. iv. 20. 



* urens, 3. M. WS. 64. 



*Parieteria officinalis, 3. M. 



erecta. M. 



*Bcehmeria nivia, 3. 



caudata. M. 



*Pilea microphylla, 3. 

 * muscosa, 5. 



JUGLANDACE^;. Globular. Hassall has observed 'twin tubes issuing in a 

 round centre of the granule ; ' but I have not been able to see them. 

 *Juglans regia, 10. M. F. 



oliviformis. M. 



ASARACEL&;. Mohl gives as globular without pore or slit. 

 Asarum europseum. P. v. 21. M. 

 *Aristolochia Olematidis, 9. P. xvii. 28. 

 * Brasiliensis, 9. 10. 



trilobata. M. 



PODOSTEMACE^;. Oval with 3 slits. 



Lacis fucoides. M. 

 CTTINACEJE. Mohl, I. oval with 3 slits ; II. elliptic with 3 pores. I 



find Oytinus with 4 fold-slits. 

 *0ytinus Hypocistis. 

 Cynomorium. M. 

 Langodorffia hypogsea. M. 

 ETTPHORBIACEJE. Mohl, spherical granular or cellular or punctate, or 



elliptic with 3 bands and furrows. 

 *0roton humile, 15. 



pictum. WS. 20. 



pseudochinum. M. 



punctatum. M. 



Tiglium. M. 



*Jatropha ^odograda, 18. 



Manihot. M. 



pandurifolia. M. 



urens. M. 



*Dalechampia, sp. 10. 

 * Ro3zliana, 15. 



