40) CONTRIBUTIONS PROM THE NATIONAL TTERBARTUM. 
Hitchcock, Albert Spear (cont.). The woody plants of Manhattan 
in their winter condition, ... 20 p. 8°. Manhattan, 1893. 
In Botanical miscellanies, v. 1. 
Hollick, Charles Arthur, 1857— and Britton, Nathaniel Lord, 1859— 
Cerastium arvense, L.. and its North American varieties... . 
Bull. Torr. Club, v. 14, p. 45-51, pl. 63-65, 1887. 8°. 
In Botanical miscellanies, v. 15. 
Holm, Hermann Theodor, 1854— Notes on the flowers of Anthoxan- 
thum odoratum L.. 2. Proc, U. S. Nat. Mus. v. 15, p. 399-408, 
pl 1s92. 8°, 
In Botanical miscellanies, v. 19. 
Notes on the leaves of Liriodendron. ... Proc. U. S. Nat. 
Mus. v. 18, p. 15-25, pl. 4-9. 1890. 8°. 
In Botanical miscellanies, v. 18. 
Holzinger, John Michael, 1853- The systematic position of Hart- 
wrightia floridana. ... Bull. Torr. Club, v. 20, p. 287-290, pl. 
140-141. 1893. 8°, . 
In Botanical miscelanies, v. 20. 
Hooker, Sir Joseph Dalton, 1817— Address to the geographical sec- 
tion of the British association. ... 12 p. 8°. | London, 1881. | 
In Botanical miscellanies, v. 8. 
—— The flora of British India. ... 7 v. 8°. London, 1875-1897. 
— Handbook of the New Zealand flora... . 798 p. 8°. Lon- 
don, 1864, 
——- Lettres de J. D. Hooker sur le Maroc... . [Traduit de 
W. B.] (Le Globe, journal de géographie.) 19 p. 8°. n.d. 
In Botanical miscellanies, y. 15. , 
~A-sketch of the flora of British India... . 55 p. 8°. Lon- 
don, 1904. 
—— The student's flora of the British Islands... . 2d ed. 539 p. 
16°. London, 1878. 
——- See also Bentham, George. 
- La Maout, J. KE. M. 
— ——— Gray, Asa. 
Hooker, Sir William Jackson, 1785-1865, and Arnott. George Arnott 
Walker, 1799-1868. The botany of Captain Beechey’s vovage. . . 
485 p. 100 pl. 4°. London, 18-41. 
—— British ferns... . v. p. 66 pl 4°. London, 1861. 
-——— A century of ferns... . 981, 98 pl. 4°. London, 1854. 
~——— A second century of ferns... . 100 numb. 1. 100 pl. 4°. 
London, 1864, 
sound with his Century of ferns. 
Exotic flora... 3. y. 229 pl. 8°, Edinburgh, 1823-97. 
~-—— Filices exoticae, 2... v. p. 100 pl 4°. London. 1859, 
———— Genera filicum. . 2. 1201 120 pl 4°. London, 1842, 
