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“ BOTANICAL GAZETTE [JANUARY 
. CarvirF, Ira D., A study of son and reduction. Bull. Torr. Bot. 
Club 33: Pt 506. pls. 12-15. 
. CARRUTHERS, D., Contbtins a ‘the cytology of Helvella crispa. Ann. 
Botany 25:243- ae: pls. 18, 19: IQII 
Dar ine, C. A., Sex in pede plavits’ Bull. Torr. Bot. Club 36:177- 
199. pls. 12-14. 1909. 
Davis, B. M., The reduction division of Oenothera biennis. Ann. Botany 
24:631-653. AR 52, 53. IQI0. 
, A comparison of the reduction ae of —— Lamarckiana 
and O. gigas. Ann. Botany 25:941-974. pls. 71-73. 
. Dicsy, L., Observations on chromatin bodies and hake velatiod to the 
nucleolus in Galtonia candicans. Ann. Botany 23:491-502. pls. 33, 34. 1909- 
, The somatic, premeiotic, and meiotic nuclear divisions of Galtonia 
candicans. Ann. Botany 24:727-757. pls. 59-63. 1910 
Ernst, A., Chromosomenreduktion, Entwickelung des Embryosackes, 
und Befruchtung bei Paris quadrifolia L. und Trillium grandiflorum 
Salisb. Flora 91:1-46. pls. 1-6. 1 
- Farmer, J. B., and Moorg, J. E. S., New investigations in the reduction 
phenomena of animals and plants. Proc. Roy. Soc. London 72:104-108. 
figs. 1-6. 
1903. 
. Gates, R. R., A study of reduction in Oenothera rubrinervis. Bot. GAZ. 
46:1-34. pls. 1-3. 1908. 
, The mode of chromosome reduction. Bor. Gaz. 51:321-344. IQII. 
, Pollen formation in Oenothera gigas. Ann. Botany 25:909-940- 
pls. 67-70. 1911. 
Grécorre, V., Les cinéses de maturation se ms deux regnes. Second 
Mémoire. La Cellule 26:223-442. figs. 1-145. 
Grices, R. F., The development and cytology aA Pads cee: Bot. 
GAZ. 53: ae pls. 11-16. 1912. 
- GuIGNARD, L., Le développement du pollen et la réduction chromatique 
dans le Roles major. Archiv. Anat. Micr. 2:455-s09. pls. 19, 20. 1899- 
Jorpan, H. E., Spermatogenesis of the opossum. Archiv. Zellforsch. 
7241-87. pls. pai jigs. 2. 1911. 
- Latpacu, F., Zur Frage nach der Individualitit der Chromosomen im 
Pflanzenreich. Beih. Bot. Centralbl. 22": Igt—210. pl. 8. 1907. 
Lawson, A. A., The phase of the nucleus known as synapsis. Trans. 
Roy. Soc. Edinburgh 47:591-604. pls. r, 2. 1911. 
, Nuclear osmosis as a factor in mitosis. Trans. Roy. Soc. Edin- 
burgh 48: 137-161. pls. 1-4 
IQII 
. Lewss, I: M., The behave of thé chromosomes in Pinus and Thuja. 
Ann. Botany 22: ag Paw pls. 29, 30. 1908. 
McCtune, C. E., The chromosome soaniphise of orthopteran spermato- 
cytes. Biol. Bull. 9: hom figs. 21. 1905. 
