50 



BULLETIN 815, IT. S. DEPARTMENT OF AGRICULTURE. 



Tablb IV. — Number of variable fruits of different forms produced during the investiga- 

 tional performance-record period on the 25 individual lemon trees of the Lisbon variety 

 listed in Table III. 



[These data are for the 4-year period from July, 1913, to June, 1917, inclusive, except that the records for 

 the trees of the Bull strain are for the 3-year period from Jul}', 1914, to Jime, 1917, inclusive. The several 

 trees are designated by numbers denoting their rank (as shown in Table III), the strain to which each 

 belongs being indicated by abbreviations, as follows: B=Bull, DU= Dense-Unproductive, L= Lisbon, 

 0= Open, S= Sporting.] 



Description cf fruit 

 variations. 



Tree designations by rank and strain. 



1,L. 5,B. 6,L. 10, B. 13, L. 17, L. 22, S. 24, B. 26, L. 29, O. 39, O. 50,0. 57, B 



Collared. 



Protruding blossom 

 end 



Collared and pro- 

 truding 



Bottle shape 



Raised section 



Raised ridge 



Ridged 



Ridged and collared . 



Ridged and protrud- 

 ing 



Ridged, collared, 

 and protruding 



Sunken section 



Creased 



White section 



Striped 



Striped section 



Ribbed 



Corrugated 



Abnormal shape 



Miscellaneous varia- 

 tions 



1,976 



598 



1,216 

 109 



734 

 3 



29 

 134 

 43 



26 



41 



"22' 

 ..... 



1,746 



697 



1,087 

 54 

 19 

 67 

 111 

 64 



63 



70 



6 



36 



""'"5' 



1,850 

 356 



601 

 6 



37 

 121 



36 



1,633 



535 



1,148 

 93 

 10 



48 

 81 

 76 



1,927 



505 



804 

 33 

 18 

 39 

 196 

 108 



1,252 

 425 



95 



12 



64 



235 



610 



56 



160 

 11 



14 



1,415 

 501 

 762 



2 

 43 

 150 

 40 



1,513 



427 



667 

 21 

 13 

 40 



141 

 36 



481 

 44 

 11 

 32 

 51 

 33 



451 



61 



2 



14 

 36 

 36 



5 



12 



■"23' 



397 

 62 

 5 

 20 

 49 

 29 



16 



4 



1 



18 



Total 



Percentage of 

 total crop 



4,259 

 36.7 



3j283 

 43.3 



4,060 

 39.2 



3,142 

 42.7 



3,769 

 36.2 



3,869 

 39.3 



4,806 

 50.6 



3,051 



44.9 



3,012 

 32.8 



19.9 



1,991 

 22.2 



1,752 

 19.5 



Description of fruit varia- 

 tions. 









Tree designations 



Dy rank and 



strain. 









59,0. 



67, 0. 



76,0. 



76, L. 



81, S. 



85, 0. 



93,0. 



101, 

 0. 



113, 

 0. 



114, 

 DU. 



117, 

 DU. 



121, 

 DU. 



Collared 



889 



249 



471 



47 



5 



26 



39 



30 



14 



7 



1 



30 



626 



247 



306 



62 



5 



20 



42 



23 



11 



8 

 2 

 18 



677 



253 



316 



36 



5 



20 



30 



17 



15 



6 



1 

 11 



719 



279 



382 



46 



3 



12 



36 



30 



13 



11 



""i5" 



1,251 



498 



740 



63 



10 



76 



168 



151 



30 



68 

 3 

 12 



450 



826 



614 



4 



6 



20 



68 



18 



32 



5 



1 



21 



754 



120 



318 



106 



6 



13 



44 



21 



7 



5 



'"'26' 



363 

 151 



106 

 11 



'"'h' 

 22 



7 



15 



2 



1 



10 



367 



154 



85 



26 



1 



4 



26 



2 



,11 



2 



817 



12 



2 



183 



3 



68 



378 



1,403 



2 



2 



2 



23 



473 



8 



6 



166 



31 



45 



370 



1,318 



1 



6 



4 

 8 



266 



Protruding blossom end 



Collared and protruding — 

 Bottle shape 



5 



29 

 150 





1 



Raised ridge 



21 



Ridged 



281 



Ridged and collared 



Ridged and protruding 



Ridged, collared, and pro- 

 truding -■ 



942 

 1 



6 



Sunken section 



3 



Creased ... 



9 



White section 





Striped 



1 









13 

 1 



9 



152 



1 



23 











27 



2 



1 



Striped section 



1 

















Ribbed 

















9 

 3 

 6 

 16 



9 

 2 

 2 



8 



12 



Corrugated 























3 

 2 



"l' 



2 

 5 



2 

 2 



4 

 9 



■■""2" 



2 



4 



6 

 3 



2 



Miscellaneous variations 



6 



Total 



1,813 

 21.6 



1,365 

 16.1 



1,394 

 17.2 



1,650 

 20.2 



3,268 



47.7 



1,977 

 25.6 



1,416 



18.8 



699 

 9.6 



691 

 11.3 



2,956 



70.4 



2,449 

 73.4 



1,734 



Percentage of total 



68.9 







The collared and ridged forms recorded for the trees of the Dense- 

 Unproductive strain are characteristic of that strain. They vary 

 somewhat from the fruits on the other trees listed under the same 



