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BOTANY.— W. A. Setdiell and B, M. Holman, Editors. Price per volume, $S.50 (voL 5, 

 $6.00) ; beginning wi th vo lume 6, $5.00. Volumes I, II, HI, IV, V, Vi; VH, and IS 

 completed. Volumes Vm, X, XI, xn, and XIH in progress. 



Cited aa Univ. Calif. PubL Bot. 



VoL 6. 1912-1922. 



I, by William Albert SetcheU. Pp. 1-86. December, 



1. Studies in Nicotiana. 



1912 . 



2. Quantitative Studies of Inheritance in JV^tcof tana Hybrids. I, by Thomas 



Harper Ooodspeed. Pp. 87-168, plates 1-28. December, 1912 ... ....... 



3. Quantitative Studies of Inheritance in Nicotiana 'Hybrids. U, by Thomas 



Harper Goodspeed. Pp. 169-188, plates 29-34. January, 1913 .._.„..^ ._„_ 



4. On the Partial Sterility of Nicotiana Hybrids njade with N^ sylvestris as a 



Parent, by Thomas Harper Gk>odspeed. Pp. 189-198. March, 1913 ... 



5. Notes on the Germination of Tobacco Seed. 1, by Thomas Harper Good- 



speed. Pp. 199-222. May, 1913 .... ... „... _.. 



6. Quantitative Studies of Inheritance In Nieotiana Sy'btii.n. Ill, by Thomas 



Harper Goodspeed. Pp. 223-231. April, 1915 ...... „.....,...................™. .... 



7. Notes on the Germination of Tobacco Seed. II, b7 Thomas Harper Good- 



speed. Pp. 233-248. June, 1915 . .. ...... ..._._._„^ — ..„...._......_. , 



8. Parthenogenesis, Parthenocarpy and Phenospermy in Z^tcof tana, by Thomas 



Harper Goodspeed. Pp. 249-272, plate 35. July, 1915 ..._ _.„.... _. — . 



9. On the Partial Sterility of Nicotiana Eyirids made with jV. sylvestris as a 



Parent, n, by T. H. Goodspeed and A. H. Ayres. Pp. 273-29^ plate 36. 



10. On the Partial Sterility of Nicotiana Hybrids made with N. sylvestris as a 



Parent, m, An Account of the Mode of Floral Abscission In the F^ Species 

 Hybrids, by T. H. Goodspeed and J. N. Kend^. Pp. 293-299. November, 



11. The Nature of the Fj Species Hybrids between Nicotiana sylvestris and 



Varieties of Nicotiana Tabacum, with Special Reference to the Conception 

 of Reaction System Contrasts in Heredity, by T. H. Gh>od^eed and B. E. 

 Clausen. Pp. 301-346, plates 37-48. January, 1917 ^.. _ 



12. Abscission of Flowers and Fruits In the Solanaceae, with Special Reference 



to Nicotiana, by John N. HendaU. Pp. 347-428, 10 text figures, plates 49- 



13. Controlled Pollination in Nicotiana, by Thomas Harper Good^>eed and Plrle 



Davidson. Pp. 429-434. August, 1918 ._.. -.. — ,..-...- . — — ™ 



14. An Apparatus for Flower Measurement, by T. H. Goodspeed and R. E. 



Clausen- Pp. 435-437, plate 54, 1 figure in text. September, 1918 .„. 



15. Note on the Effects of Illuminating Gas and Its Constituents In Causing 



Abscission of Flowers in Nicotiana and Citriis, by T. H. Goodspeed, J. M. 

 McGee and R. W. Hodgson. Pp. 439-450. December, 1918 .. : . 



16. Notes on the Germination of Tobacco Seed. HI, Note on the Relation of 



Light and Darkness to Germination, by T. Harper Goodspeed. Pp. 451- 



17. Inheritance in <^icottano Tabacum. I, A Report on the Results of Crossing 



Certain Varieties, by William Albert Setchell, Thomas jHarper Goodspeed, 

 and Roy Elwood Clausen. Pp. 457-682, 2 figures in text, plates 56-86. 



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.05 

 1.78 



