802 AUTHORITIES QUOTED. 
Gost. Curoor. Algologische Studien itiber Chroolepus. von 
Ch. Gobi. 80. Petersburg, 1872. 
Gray Arr. A Natural Arrangemeut of British Plants, by 8 
F. Gray. 2 vols., 80. London, 1821. 
Grevittea. A quarterly record of Cryptogamic Botany, edited 
by M. C. Cooke. 12 vols. 1872-1884. 
Grey. Avec. Brirr. Alge Britannice, by R. Kaye-Greville. 
80., 19 plates. Edinburgh, 1830. 
Grev. Fu. Evin. Flora Edinensis, by R. K. Greville, F.R.S. 
80. Edinburgh, 1824. 
Grey. Sc. Crypt. Fi. Scottish Cryptogamic Flora, by R. K. 
Greville. 6 vols., 360 plates. Edinburgh, 1823-1828. 
Harv. Man. A Manual of the British Alge, by Dr. W. H. 
Harvey. 80. London, 1841. 
Harv. Puyc. Br. Phycologia Britannica, a History of British 
Seaweeds, by Dr. W. H. Harvey. Roy. 80., 4 vols. 
1846-51. 
Hass. Ate. A History of the British Fresh Water Alge, by 
Dr. A. H. Hassall. 1 vol., text, 1 vol., 103 plates. 
London, 1845. 
Henrr. Trans. Micr. Soc. MHenfrey in Transactions of the 
Microscopical Society of London. Vol. vii., 1859. 
Hoox. Ene. Fu., Harv. Ene. Fu. The English Flora. Vol. 
v. Cryptogamia, edited by Sir W. J. Hooker. 80. 
London, 18338. 
Hook. Scor.—Hoox Fx, Scor. Flora Scotica, in two parts, 
by W. J. Hooker. 80. London, 1821. 
Hups. Fu. Ane. Gulielmi Hudsoni Flora Anglica. 2 vols., 
2nd Ed., 80. London, 1778. 
Hurt Br. Fu.. The British Flora, by John Hull, M.D. 80. 
Manchester, 1799. 
Irzia. Stup. Phykologische Studien, von H. Itzigsohn, in Nova 
Acta Leop. Acad. 40, 1857. : 
Jenner, Toys. Weis. A Flora of Tunbridge Wells, by 
Edward Jenner, A.L.S. 120. Tunbridge Wells. 
Jessen Moy, Pras. Prasiole generis Algarum Monographia, 
C. F. W. Jessen. 40. Kiliae, 1848. 
Jounst. Fu. Berw. Flora of Berwick-upon-Tweed, by George 
Johnston, 2 vols, Edinburgh, 1829. 
Jur. Beitr. Givoe. Beitrag zur Morphologie der Gidogonien 
von Prof. Ludwig Juranyi in Pringsh. Jahrb., ix. 
Berlin, 1873. 
Kircu, Aue. Scat. Kryptogamen Flora von Schlesien Algen 
yon Dr. O. Kirchner. 80. Breslau, 1878. 
Kurz. Puyo. Gey. Phycologia generalis, by F. T. Kutzing. 
4o., 80 plates. Leipzig, 1843. 
Kurz. Puyc. Germ. Phycologia Germanica (Deutschlands 
Algen), auct. F. T, Kutzing. 80. Nordhausen, 1845, 
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