464 
liECOlWS OF THE BOTANlCl\L EIJRVEY OF INDIA. 
accompanied Humboldt on an expedition to the Ural and Altai moun- 
tains. 
Elireiiberg, C. ts. und W. F. Ifcinprich.^ — ^Naturgeschichtliche 
Reiscn durcli Nord-Afrika und West-Asieji, etc. Berlin, 182b. 
(These two naturalists kept to the coast of Abu Arish, S.-W. Arabia)- 
Klireiiberg, C. — Beitrag zur Charakteristic der Nord-afrik- 
anischen Wiisten. Berlin, 1827. 
Elireiiherg, €. <il. et F. 0. Ilciiigtriclt. — Symbolae physica). 2 vols- 
Berolini, 1828-45. 
Ehreiiberg, €. H, — l)e Myrrlia} ct Opocalpasi ab Hemprichio et 
Ehrenbergio iiAtinere per Arabiam et Habessiniam dctectis plantis 
})articulam primani offert. Berolini, 1841. 
Ehreiiberg, C. Cl. — Plantarum Cotyledoiiearum nova genera 
auctoribus Hemprich et Ehrenberg primis lineis adumbrat. Linnse 
IV (1829) 306-404. 
Elireiiberg, €. Cl.- -Symbolse Physicse, seu leones et descriptioncs 
Porporum Naruralium novorum aut minus cognitorum qua? ox 
itineribus per Libyam, Aegyptum, Nubiam, Dongalam, Syriaiu, 
Arabiam et Habessiniam P. C. Hemprich ct 0. G. Ehrenberg 
studio 1820-25 redierunt. Pars botamca pp. 65, 24 col. g)!. 
Publico usui obtulit 0. Schumann. Berlin, 1900. 
J. Maiisteiii. — CEristian Gottfried Ehrenberg. Bonn, 1877. 
18^1 -3ft.— Boteler, T.- — Narrative of a voyage of Discovery to Africa and 
Arabia in 1821 to 1826. 2 vols. 1835. 
Ji83ft. — Riieppel, Edward (Dr.). — A German naturalist. He travelled in 
Nubia ctnd Kordofan and explored Sinai in 1826. His plants were 
described by Fresenius. 
Riieppel, E. — Reise in Nubieii, Kordofan und dem petraischen 
Arabien, vorziiglich in geographisch-statistischer Hinsichrt. Frank- 
furt am Main, 1829. 
Frescuiiis, J. B. G. W. — Beitrage zur Flora von Aegypten und 
Arabien. Frankfurt am Main, 1834. 
1837. — Lambert, Aylmer Bourke (1761-1842). — Collected in the deserts 
of Sinai and Akaba in 1827. Plants at Kew. 
S830. — Aucher-EIoy or Feter Martin Remi Aiicher (1793-1838). — Born at 
Blois in France, he studied pharmacy at Orleans and Paris. In the 
latter town he prosecuted his botanical studies under 'Jussieu and 
Desfontaines (1813). Married (1817) a young lady named Eloy and 
added her name to his own. Became bookseller and printer. Under- 
took a series of journeys in Turkey, Greece, Egypt, Sinai, Syria and 
Persia with a view of collecting botanical and zoological specimens. 
