DEFINITIONS AND EXPLANATIONS 99 



10. Quality or Grade. Unless otherwise stated, all stock offered, 

 advertised or cataloged is understood to be of first class, salable 

 and plantable quality of each kind and grade. Heavier grades 

 state as follows: X- (heavy); XX- (very heavy); XXX- (very heavy 

 perfect specimens). Lighter grades suitable only for lining out 

 or growing on should be so declared and the following abbreviation 

 may be used, LG. 



11. Abbreviations (Abr.). Where abbreviations are used in 

 transactions the standard abbreviations of terms given in this code 

 of standards shall be used by members. 



Rules and Definitions for Grading 



DECIDUOUS TREES. 



Height shall be given in single feet up to 6 ft.; example: 5-6 ft. 

 Over 6 ft., give in double feet; examples: 6-8 ft., 12-14 ft. 



Caliper shall be taken 6 in. above the collar. Calipering begins 

 at 1 in. 



Clumps shall be trees wdth three or more stems from the ground. 

 Diameter of top may be stated in feet. 



STREET TREES. 



Unless otherwise specified, street trees are to be free of branches 

 up to 7 feet, with a single leader, well branched, and wath reasonably 

 straight stems. 



EVERGREEN TREES. 



Height state in 3 inch series up to 12 inches; then in 6 inch series 

 up to 24 inches; then in either 6 inch or foot series up to 6 feet; 

 then in 2 foot series up. Exception: Many small evergreen seed- 

 lings or 1 and 2 yr. cuttings may require a closer grading, as follows: 

 2-4 in.; 4-6 in.; 6-8 in.; 8-10 in. 



Diameter or spread at base, if given, state in 3 inch series up to 

 24 inches; in half foot series up to 4 feet, then in foot series. 



DECIDUOUS SHRUBS. 



All shrubs shall be well furnished. Height. Dwarf shrubs state 

 in inches up to 24 inches; usually in 3 inch series; examples: 3-6 in.; 

 6-9 in.; 12-15 in., etc. Strong, growing shrubs to be graded in 

 6 inch series up to 24 inches; example: Ligustrum ovalifolium, 

 12-18 in., over 24 inches by single feet up to 6 feet, then in double 

 feet up; example: 8-10 ft. 



Diameter state in feet when desirable. 



Clumps indicate 8 or more stems or "canes" frem the ground. 



EVERGREEN SHRUBS. 

 Height same as deciduous. 



Diameter, if given, state in 3 inch series up to IS inches, then in 

 half feet up to 3 feet, then in feet. 



Clumps indicate 6 or more stems from the ground. 



