474 SCIENCE PROGRESS. 



includes only about 600 species ; a little over a sixth of 

 which are cellular cryptogams. There are four new genera 

 of flowering plants, and nearly 100 new species. 



(13) O. HOFFMANN. Sertum Plantarum Madagascariensium. 



Rannnculacece-Ficoideas, pp. 20, 1881. A fragment. 



(14) W. VATKE. Leguminosae Hildebrandtianse Madagascarienses. 



Linncea, xliii., pp. 100- 112, and 335-34", 1880-2. 



(15) VV. Vatke. Plantas in Itinere Africano [et Madagascariensi] 



ab J. M. Hildebrandt Collectas. Linncsa, xliii., pp. 83-99, 

 305-340, 507-541, 1880-1882. 



(16) J. M. Hildebrandt. Naturhistorische Skizze der Comoro- 



Insel Johanna. Zeitschrift fur Erdk. Berlin, xi., pp. 37-52, 

 1876. 



(17) F. VV. KLATT. Composite Hildebrandtianse in Madagascaria 



Centrali Collectae, in Engler's Bot. Jahrbiicher, xii., Beibl. 

 27, pp. 21-28, 1890. 



(18) F. VV. KLATT. Composite Hildebrandtianse et Humblotianse 



in Madagascaria et Insulas Comoros Collectae. Annalen des 

 K.K.Naturhistorischen Hof museums, vii., pp. 295-300, 1892. 



(19) Rev. R. Baron. The Flora of Madagascar, in the Journal 



of the Linnean Society, xxv., pp. 246-294, 1889, with a map. 



(20) Th. Durand et Hanz Schinz. Conspectus Flora Africans, 



07i Enumeration des Plantes d 'Afrique, vol. v., Monocoty- 

 ledonae et Gymnospermae. 1895. 



(21) H. MAGER. Atlas Colonial. Paris, 1885. 



(22) Botany of the Challenger Expedition, i., part i., Introduction, 



1885. 



(23) Biologia Centrali- Americana, Botany, vol. iii., Appendix, 1887. 



(24) Genera Plantarum, 1862- 1883. 



(25) Bull. Soc. Linn. Par., i., p. 410. 



(26) H. BAILLON. Bull. Soc. Linn. Par., i., p. 258, 1880; 



Hist. Nat. PI. Madag., tt. 261, 262, 1894 ; and in Bull, du 

 Mus. d'Hist. Nat. Par., i., p. 22, 1895. 



(27) Adansouia, ii., p. 54, and Hist. Nat. PL Madag., t. 44. 



(28) Hooker's Icones Plantarum, t. 2237. 



(29) Hist. Nat. PL Madag., tt. 45 and 46. 



(30) J. G. Baker. Journ. Linn. Soc, xxii., p. 454. 



(31) Hist. Nat. PL Madag., tt. 108 and 109. 



(32) H. BAILLON.. Sur les Baobabs de Madagascar. Bull. Soc. 



Linn. Par., ii., p. 844; and Hist. Nat. PI. Madag., t. 79 A 

 and t. 79 B. 



(33) E. G. Baker. On a New Species of Cytinus. Journal of the 



Linnean Society, xxiv., pp. 465-469, t. 19, 1888. 



(34) H. BAILLON. Bulletin de la Societe Linneenne de Paris, 



p. 1 149, 1894. 



