724 
13243—13260 Johnson — Johnston. 
43 Johnson J. H. Notes on Use oft Cheken, Ustilago Maidis and Berberis 
Aquifolium (Therap. Gaz., n. s., III, 1882, n. 5, p. 168). 
44 Johnson T. Experiments in the Prevention of Smut Ustilago Avenae 
(Jens.) in Oats (The Econom. Proceed. of the Roy. Dublin Soc. I, July 
1902, p. 119—131). 
45 — A willow canker (Read before the meeting of the British Association 
Southport, 1903). 
40 — Willow canker, Physalospora (Botryosphaeria) gregaria Sacc. (Sci. Proc. 
Roy. Dublin Soc., 1904, 14 pp.) tab. 
47 — The corn smuts and their propagation (Sci. Progress., I, 1906, p. 1). 
48 Johnson Th. Descriptio itineris plantarum investigationis ergo suscepti in 
agrum Cantianum anno Dom. 1632 et enumeratio plantarum in Ericeto 
Hampstediano locisque vicinis crescentium. Londini 1632, 8°, 39 pp., 
2 tab. 
49 Johnson William. Introduction to the Study of Lichens (Americ. Monthly 
Microsc. Journ., 1881, Oct.). 
50 — New British Eichens (Journ. of Botany, XIX, 1881, p. 113). 
51 — The lichens of Cumberland (Transact. of the Cumberland (and West- 
morland) Assoc. f. the advanc. of Liter, und Science, VI, 1881, p. 129 
bis 157). 
52 — Additions to the British Lichen Plora (Journ. of Botany, XX, 1882, 
p. 184). 
53 — Addition to the Lichenflora of Great Britain (Grevillea, XI, 1883, p. 94). 
54 — A new British Lichen (Grevillea, XIV, 1886, p. 91). 
54 a Johnston George. A Flora of Berwick upon Tweed. Edinburgh 1829—1831. 
II. Vol. — I. Phaenogamia, 1829, XXIV et 242 pp., 2 tab. coi. — 
II. Cryptogamia et Addenda, 1831, 335 pp., 8 tab. 
55 Johnston H. H. Report of the flora of Round Island, Mauritius (Trans. 
and Proc. of the Bot. Soc. of Edinburgh, XX, 1894, p. 237). 
56 — Report on the Flora of Ile des Aigrettes, Mauritius (Trans, and Proc. 
Bot. Soc. Edinburgh, XX, 1895, p. 317). 
57 — Report on the Flora of Les Benitiers, Mauritius (Trans, and Proc. Bot. 
Soc. Edinburgh, XX, 1895, p. 331). 
58 — Report on the Flora of the Outlying Islands in Mahebourg Bay, 
Mauritius (Trans, and Proc. Bot. Soc. Edinburgh, XX, 1895, p. 353). 
59 — Additions to the Flora of Mauritus (Trans, and Proc. Bot. Soc. Edinburgh, 
XX, 1895, p. 391). 
60 Johnston John R. On Cauloglossum transversarium (Proc. Amer. Acad. 
of Arts and Sci., XXXVIII, 1902, No. 3, p. 61—75) tab. 
