58 SUMMAEY OF CURRENT RESEARCHES RELATING TO 



E. Cheel * insists on the specific identity of J uncus holoschamus and 

 J. prismato carpus, which were described by Robert Brown in his Pro- 

 dromus, but subsequently united by Bentham under the name /. prisma- 

 tocarpus. 



J. H. Maiden t supplies notes on critical species of Eucalyptus, and 

 R. T. Baker % embodies the results of his researches on Eucalyptus 

 melanophloia in an amended description. 



W. V. Fitzgerald § describes several new species of seed-plants from 

 Western Australia. 



Plant Teratology.|| — 0. Penzig describes an abnormal flower of 

 Gladiolus segetum in which the members of the inner perianth-whorl 

 had become doubled, and which was tetrandrous from the development 

 of an anterior median stamen ; the ovary was also six-chambered. He 

 also figures an ascidial formation at the apex of leaves of Smilax aspera, 

 and some remarkable accessory leaf-blade formations in Carica Papaya. 



Plant Microscopy. IF — C. Zimmermann describes the use of the 

 Microscope and its appurtenances for the benefit of students of botany. 

 Also forms of microtome and methods of fixing and preparing material 

 for examination. 



CRYPTOGAMS. 



Pteridophyta. 



Fern Study in North America. — The Fern Bulletin** celebrates the 

 •completion of the tenth year of its existence and contains papers by 

 G. E. Davenport, W. N. Clute, and L. M. Underwood upon the past, 

 present, and future of fern study in North America. Other papers are 

 contributed on British Fern Culture, by C. T. Drury ; New Zealand 

 Ferns and Fern Study, by G. E. Smith ; Notes on Japanese Ferns, by 

 Kiichi Miyake ; A New Equisetum, by A. A. Eaton ; and a Historical 

 Sketch of the Linnean Fern Chapter (the Club who started the periodical), 

 by B. D. Gilbert. 



Cuban Ferns.jf — L. M. Underwood and W. R. Maxon describe four 

 new species of ferns recently gathered in Eastern Cuba by L. Pollard 

 and W. and E. Palmer. The collection contains 425 plants, of which 

 144 were ferns. Notes are published on thirteen other species, new, 

 rare, or confused. 



Bryophyta. 



Rhizoid-Initials of Marchantia.^ — F.'Quelle discusses the so-called 

 rhizoid-initials in the ventral scales of the Marchantiacea3, and shows 

 that in many cases they have been confused with the oil-body cells 

 though easily distinguishable from them. He quarrels with the ex- 

 pression initial-cells, on the ground that the rhizoid may arise from any 



* Tom. cit., pp. 210-3. t Tom. cifc., pp. 214-24. 



X Tom. cit., pp. 225-9 (1 pi.). § Tom. cit.; pp. 241-5. 



|| Malpighia, xvi. (1902) pp. 164-78 (3 pis.). 



^f Broteria, i. (19021 pp. 49-75 (8 figs.). 

 ** Binghamton, N.Y., 1902, vol. x. No. 4, pp. 97-128 (1 pi.). 

 t+ Bull. Torrey Bot. Club. xxix. (1902) pp. 577-84 (1 pi.). 

 XX Hedwigia, xli. (1902) Repertorium, pp. 174-7. 



