Lactuca sativa L.

Descriptors
Category: MORPHOLOGY
  1. 003 Seedling - anthocyanin (003 SEEDLING - ANTHOCYANIN ) at a stage of fully developed cotyledon leaves
  2. 005 Young leaves - attitude (005 YOUNG LEAVES - ATTITUDE ) angle with horizontal platform, at a stage of 10-12 fully developed true leaves
  3. 007 Young leaf - anthocyanin distribution (007 YOUNG LEAF - ANTHOCYANIN D) at a stage of 10-12 fully developed true leaves
  4. 009 Young leaf - anthocyanin pattern (009 YOUNG LEAF - ANTHOCYANIN P) at a stage of 10-12 fully developed true leaves
  5. 010 Young leaf - shape of blade (010 YOUNG LEAF - SHAPE OF BLAD) Fig. 1, at a stage of 10-12 fully developed true leaves
  6. 013 Young leaf - margin pattern of blade (013 YOUNG LEAF - MARGIN PATTER) Fig. 4, at a stage of 10-12 fully developed true leaves
  7. 014 Young leaf - division of blade (depth of lobes from blade margin to the main vein) (014 YOUNG LEAF - DIVISION OF B) Fig. 5, at a stage of 10-12 fully developed true leaves
  8. 015 Young leaf - vertical undulation of blade margin (015 YOUNG LEAF - VERTICAL UND) at a stage of 10-12 fully developed true leaves
  9. 017 Young leaf - venation (017 YOUNG LEAF - VENATION ) Fig. 6, at a stage of 10-12 fully developed true leaves
  10. 020 Outer adult leaf - colour (020 OUTER ADULT LEAF - COLOUR ) at a harvest maturity
  11. 021 Outer adult leaf - intensity of basic colour (021 OUTER ADULT LEAF - INTENSI)
  12. 022 Outer adult leaf - anthocyanin distribution (022 OUTER ADULT LEAF - ANTHOCY) at a harvest maturity
  13. 023 Outer adult leaf - intensity of anthocyanin colouration (023 OUTER ADULT LEAF - INTENSI) at a harvest maturity
  14. 024 Outer adult leaf - anthocyanin pattern (024 OUTER ADULT LEAF - ANTHOCY) at a harvest maturity
  15. 030 Outer adult leaf - blistering (030 OUTER ADULT LEAF - BLISTER) at a harvest maturity
  16. 031 Head - formation (031 HEAD - FORMATION ) at a harvest maturity
  17. 032 Head - size of head/rosette (harvested part) (032 HEAD - SIZE OF HEAD/ROSETT) horizontal diameter at a harvest maturity
  18. 033 Head - shape in vertical section (033 HEAD - SHAPE IN VERTICAL S) Fig. 8, at a harvest maturity
  19. 034 Head - overlapping of leaves (034 HEAD - OVERLAPPING OF LEAV) at a harvest maturity
  20. 035 Head - firmness (035 HEAD - FIRMNESS ) at a harvest maturity
  21. 037 Stem including inflorescence - length (037 STEM INCLUDING INFLORESCEN) at a stage of full flowering
  22. 041 Flower - anthocyanin colouring (041 FLOWER - ANTHOCYANIN COLOU)
  23. 043 Fruit - seed coat colour (043 FRUIT - SEED COAT COLOUR ) after drying to a 15% R.H.
  24. 044 Fruit - thousand seeds weight (TSW) (044 FRUIT - THOUSAND SEEDS WEI) after drying to 15% R.H.
Category: PHENOLOGY
  1. 045 Bolting - number of days (045 BOLTING - NUMBER OF DAYS ) number of days from sowing to visual symptoms of bolting in field at a long day
  2. 046 Flowering - number of days (046 FLOWERING - NUMBER OF DAYS) number of days from sowing to the first fully developed flower in field at a long day