_-- 
LIST OF ABBREVIATIONS xvii 
Bickn. Fl. Bord. & S. Rem. = Cuarence BickneuL, Flora of 
Bordighera and San Remo. Bordighera, 1896. 
Bickn. Pl. Riv. = Ibid., Fléwering Plants and Ferns of the 
Riviera. London, 1885. 
Boiss. Ic. Euph. = Epmonp Botsstmr, Icones Euphorbiarum. 
Genéve, 1886. 
Boiss. Fl. Or. = Ibid., Flora Orientalis sive Enumeratio Plantarum 
in Oriente a Grecia et Augypto ad Indiz fines, 
etc. Geneve et Basilew, 1867-1884, 5 vols.; and 
i. Suppl. 1888. 
Bonpl. = Bonplandia. Periodical. Hannover, 1853-1862. 10 vols. 
Bossche, Ic. Sel. = Li. vAN DEN Bosscue, Icones Selecte Horti 
Thenensis ; avec les Descriptions et Annotations 
de E. Dk Wiupemann. Bruxelles, 1899-1906. 
Bot. Gaz. = The Botanical Gazette. Periodical. Chicago. 
Brand. For. Fl. = Dietrica Branpis, Forest Flora of North-west 
India. London, 1874. 
Brand. Ind. Tr. = Ibid., Indian Trees. London, 1907. 
Bull. N. York B. G. = Bulletin of the New York Botanic Garden. 
Bull. Herb. Boiss. = Bulletin de l’Herbier Boissier. Genéve. 
Periodical. 1893-1908. 
Christ, Spicil. = H. Curist, Spicilegium Canariense. (Reprint 
from Engler’s Bot. Jahrb. ix.) 1887. 
DC. = Aug. Pyramr et AtpHons Dre CaANpDOoLLE, Prodromus 
Systematis Naturalis Regni Vegetabilis. Parisiis, 
1824-73. 17 parts in 20 volumes. 
Mel rt. Gr. = PlyGr. 
DC. Rev. Cact. = Auc. Pyrame Dr Canpnouze, Revue de la Famille 
des Cactées. Paris, 1829. 
Dill. Hort. Elth. = J. H. Divuenivs, Horti Elthamensis Plan- 
tarum Rariorum Icones et Nomina, ete. Lugduni 
Batavorum, 1774. 
Dinter, S. W. Afr. = K. Dinter, Deutsch Siidwest Afrika. Flora, 
Forst-und landwirtsch. Fragmente. Leipzig, 1909. 
Drum. & Pr. Ag. = J. R. DrumMonp and D. Praiy, Notes on 
Agave and Furcrea in India. (Separate print 
from The Agricultural Ledger, 1906, no. 7.) 
Eng. Cact. Bound. = Grorck Eneeumann, Cactacee of the 
Boundary. United States and Mexican Boundary 
Survey. Washington, 1858. 
Engl. B. Jahrb. = Engler’s Botanische Jahrbiicher. Periodical. 
Leipzig. 
