—, on the causes of the earth's magnetism, xix, 398.
—, memoir on irradiation noticed, xxvii, 389.
Journals of Science, remark on British and American, xxvi, 174.
Journey, scientific, by Seiber, in Abyssinia, announced, iv, 383.
Juncus cylindricus, xlii, 83.
— Greenei, xlv, 37.
Juniperus repens, iv, 69.
Jussieua tenuifolia, v, 294.
Justicia lætivirens, xlv, 176.
K.