—— (02) See Farmer, J. B. and T. G. Hill.
—— (04) On the presence of a parichnos in recent plants. Annals Bot. vol. XVIII. p. 654.
—— (06) On the presence of a parichnos in recent plants. Ibid. vol. XX. p. 267.
Hofmeister, W. (62) On the germination, development, and fructification of the Higher Cryptogamia, and on the fructification of the Coniferae. Ray Soc. 1862.
Hollick, A. (94) Fossil Salvinias, including description of a new species. Torrey Bot. Club, vol. XXI. No. 6, p. 253.
—— (04) Additions to the Palaeobotany of the Cretaceous Formation on Long Island. Bull. New York Bot. Gard. vol. III. p. 403.
—— and E. C. Jeffrey. (09) Studies of Cretaceous coniferous remains from Kreischerville, New York. Mem. New York Bot. Gard. vol. III.
Hooker, Sir J. D. (48) On the vegetation of the Carboniferous Period, as compared with that of the present day. Mem. Geol. Soc. Great Britain, vol. II. pt. ii. p. 387.
—— (482) Remarks on the structure and affinities of some Lepidostrobi. Ibid. p. 440.
—— (59) Stangeria paradoxa. Bot. Mag. Tab. 5121.