592 THE AMERICAN NATURALIST. (VoL. XXXIX. 
DIXON. 
'96. On the Chromosomes of Lilium longiflorum. Proc. Roy. Irish 
Acad., vol. 3, p- 707. 
Dıxon. 
:00. On the First Mitosis of the Spore Mother-cells of Lilium. Prec. 
Roy. Irish Acad., vol. 6, p. 1 
DRUERY. 
'86a. Observations on a Singular Mode of Development in the Lady- 
fern (Athyrium filix-femina). Jour. Linn. Soc. London, Bot., 
vol. 21, p. 354. 
DRUERY. 
'86b. Further Notes on a Singular Mode of Reproduction in 4 ¢hyrium 
filix-femina, var. clarissima. Jour. Linn. Soc. London, Bot., vol. 
21, p. 355. 
DRUERY. 
"93. Notes on an Aposporous Lastrea (Nephrodium). Jour. Linn. Soc. 
London, Bot., vol. 29, p. 479 
DRUERY. 
'95. Notes upon Apospory in a Form of Scolopendrium vulgare, var. 
crispum, etc. Jour. Linn. Soc. London, Bot., vol. 30, p. 281. 
DKUERY. 
:01. Fern Variation in Great Britain. Bor. Gaz., vol. IP: 34). 
ERNST. 
:01. Beiträge zur Kenntniss der Entwickelung des Embryosackes und 
des Embryo (Polyembry onie) von Tulipa gesneriana L. Flora, 
vol. 88, p. 37. 
FARLOW. 
774. An Asexual Growth from the Prothallus of Pteris cretica. Quart. 
Jour. Mic. Sci., vol. 14, p. 266. 
FARLow. 
Apospory in Preris aguilina. Annals of Bot., vol. 2, p. 383. 
FARMER. 
'94. Studies in Hepatice: On Pallavicinia decipiens Mitten. Annals 
= Bot., vol. 8, p. 35. 
abs CLONE and Karyokinesis in Hepatice. Annals of Bot., 
vol. 9, p. 363 
FARMER. 
95b. On Spore-formation and Nuclear Division in the Hepatice. . 
Annals of Bot., vol. 9. P. 469. 
FARMER. 
'95c. Further Investigations on Spore-formation in Fegatella conica. 
Annals of Bot., vol. 9. p. 666. 
FARMER. 
'95d. Ueber Kerntheilung in Lilium-antheren, besonders in Bezug auf 
die Centrosomenfrage. Flora, vol. 8o, p. 56. 
