Seed Information Database

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Storage Behaviour  1000 Seed Weight  Germination  Literature Cited

APG Clade: EUDICOTS - CORE EUDICOTS - ASTERIDS - EUASTERIDS I
APG Order: Solanales
APG Family: SOLANACEAE
Kew Family: SOLANACEAE
Genus: Nicotiana
Species Epithet: glauca
Species Author: Graham
Life Form: phan.


Storage Behaviour

Storage Behaviour: Orthodox
Storage Conditions: Seeds maintained for 3-4 years in commercial storage conditions (Priestley, 1986); long-term storage under IPGRI preferred conditions at RBG Kew, WP. Oldest collection 11 years; average germination change 100 to 98%, mean storage period 10 years, 2 collections

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1000 Seed Weight

Average 1000 Seed Weight(g): 0.044
Details of Component Seed Weights:
  1. 0.0316; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  2. 0.0344; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  3. 0.0376; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  4. 0.0392; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  5. 0.0408; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  6. 0.0412; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  7. 0.044; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  8. 0.0448; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  9. 0.0464; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  10. 0.0516; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  11. 0.052; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  12. 0.054; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  13. 0.0716; (RBG Kew, Wakehurst Place); Seed; *Seed weights reported may include minor covering structures
  14. 0.035; (Baker Seed Herbarium, California); Seed; Seed mc not stated, but weight is likely to refer to air-dry seed.
  15. 0.031; (Jurado et al., 2001); Seed excluding 'dispersal structures'; oven dry
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Germination

  1. 84 % germination (seeds sown: 19); germination medium: 1% agar; germination conditions: light 8/16; 15C; 49 days; (RBG Kew, Wakehurst Place)
  2. 78 % germination (seeds sown: 18); germination medium: 1% agar; germination conditions: light 8/16; 20C; 49 days; (RBG Kew, Wakehurst Place)
  3. 89 % germination (seeds sown: 18); germination medium: 1% agar; germination conditions: light 8/16; 25C; 49 days; (RBG Kew, Wakehurst Place)
  4. 100 % germination (seeds sown: 30); germination medium: 1% agar; germination conditions: light 12/12; 33/19C (Therm 12/12); (RBG Kew, Wakehurst Place)
  5. 85 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 25/10C (Therm 8/16); 28 days; (RBG Kew, Wakehurst Place)
  6. 66 % germination (seeds sown: 56); germination medium: 1% agar with 250mg/l Gibberellic acid (GA3); germination conditions: light 8/16; 25C; 63 days; (RBG Kew, Wakehurst Place)
  7. 62 % germination (seeds sown: 53); germination medium: 1% agar with 250mg/l Gibberellic acid (GA3); germination conditions: light 8/16; 30/15C (Therm 8/16); 63 days; (RBG Kew, Wakehurst Place)
  8. 97 % germination (seeds sown: 31); germination medium: 1% agar; germination conditions: light 12/12; 21C; 42 days; (RBG Kew, Wakehurst Place)
  9. 78 % germination (seeds sown: 40); germination medium: 1% agar; germination conditions: light 12/12; 26C; 42 days; (RBG Kew, Wakehurst Place)
  10. 71 % germination (seeds sown: 38); germination medium: 1% agar; germination conditions: light 12/12; 31C; 42 days; (RBG Kew, Wakehurst Place)
  11. 95 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 20C; 28 days; (RBG Kew, Wakehurst Place)
  12. 95 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 25C; 28 days; (RBG Kew, Wakehurst Place)
  13. 95 % germination (seeds sown: 20); germination medium: 1% agar; germination conditions: light 8/16; 30C; 28 days; (RBG Kew, Wakehurst Place)
  14. 94 % germination (seeds sown: 16); germination medium: 1% agar; germination conditions: light 8/16; 30/15C (Therm 8/16); 49 days; (RBG Kew, Wakehurst Place)
  15. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 8/16; 25C; 7 days; (RBG Kew, Wakehurst Place)
  16. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 12/12; 21C; (RBG Kew, Wakehurst Place)
  17. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 12/12; 26C; (RBG Kew, Wakehurst Place)
  18. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 8/16; 30C; 7 days; (RBG Kew, Wakehurst Place)
  19. 54 % germination (seeds sown: 50); pre-sowing treatments: sterilisation (immersed seeds in 10% domestos for 5 minutes); germination medium: 1% agar with 250mg/l Gibberellic acid (GA3); germination conditions: light 8/16; 20C; 42 days; (RBG Kew, Wakehurst Place)
  20. 85 % germination (seeds sown: 53); germination medium: 1% agar; germination conditions: light 8/16; 30/15C (Therm 8/16); 63 days; (RBG Kew, Wakehurst Place)
  21. 90 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 12/12; 26C; (RBG Kew, Wakehurst Place)
  22. 100 % germination (seeds sown: 49); germination medium: 1% agar; germination conditions: light 8/16; 20C; 28 days; (RBG Kew, Wakehurst Place)
  23. 100 % germination (seeds sown: 49); germination medium: 1% agar; germination conditions: light 8/16; 25C; 28 days; (RBG Kew, Wakehurst Place)
  24. 86 % germination (seeds sown: 44); germination medium: 1% agar; germination conditions: light 12/12; 21C; (RBG Kew, Wakehurst Place)
  25. 93 % germination (seeds sown: 49); germination medium: 1% agar; germination conditions: light 12/12; 21C; (RBG Kew, Wakehurst Place)
  26. 54 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 12/12; 33/19C (Therm 12/12); 42 days; (RBG Kew, Wakehurst Place)
  27. 100 % germination (seeds sown: 46); germination medium: 1% agar; germination conditions: light 12/12; 31C; (RBG Kew, Wakehurst Place)
  28. 67 % germination (seeds sown: 54); germination medium: 1% agar; germination conditions: light 8/16; 25C; 63 days; (RBG Kew, Wakehurst Place)
  29. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 8/16; 20C; 14 days; (RBG Kew, Wakehurst Place)
  30. 100 % germination (seeds sown: 50); germination medium: 1% agar; germination conditions: light 8/16; 30C; 14 days; (RBG Kew, Wakehurst Place)
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Literature Cited
  1. Priestley, D.A. 1986. Seed Aging. Cornell University Press.
  2. RBG Kew, Wakehurst Place.
  3. Baker Seed Herbarium, California.
  4. Jurado, E., Estrada, E., Moles, A.T. 2001. Characterizing plant attributes with particular emphasis on seeds in Tamaulipan thornscrub in semi-arid Mexico. Journal of Arid Environments, 48(3):309-321.
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