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IITA Yam 2021 Cameroon collection characterization dataset

2021.2

91 yam accessions from Cameroon characterized in 2021 in Ibadan. Data are to be used in redefining the yam core and mini-core collections.

Partner

IITA International Institute of Tropical Agriculture

Crop name

yam

Number of accessions

Number of traits

Start of evaluation

5 October 2021

End of evaluation

22 October 2021

Dataset metadata

Dataset creators

Data collector

Faloye Benjamin International Institute of Tropical Agriculture (IITA)

Data manager

Tchamba Marimagne The International Institute of Tropical Agriculture (IITA)

Dataset use and licensing

Licensed under

CC BY-NC 4.0 Attribution-NonCommercial 4.0 International

More information

https://creativecommons.org/licenses/by-nc/4.0/

Data and resources

Dataset file

2021 Yam Vegtive Characterization Of Cameroon Yam dataset.xlsx

Preview

Dataset metadata

Metadata.xlsx

Preview

MCPD passport data

MCPD - 65150672-fb40-4564-904b-0f5c18e997de.xlsx

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Other Metadata

Date of dataset

30 November 2021

Metadata create date

28 December 2022

Metadata updated date

12 December 2023

Published in Genesys

29 December 2022

Locations

Location

Ibadan, oyo, Nigeria

Date of evaluation

5 October 2021 — 22 October 2021

Description

Tropical

Traits observed

Stem Length

Internode Number

Stem Colour

Assessed at 20 days after emergence

Absence/presence of waxiness

Absence/presence of wings (young)

Wing colour

Assessed at 20 days after emergence

Absence/presence of hairs

Absence/presence of spines

Absence/presence Colour of spot at spin base

Absence/presence of barky patches

Plant type

Vigour

Twining habit

Twining direction

Stem Height

Stem Colour

Spines on stem base

Spines on stem above base

Spine Position

Spine shape

Spine length

Mean of 20 spines located approximately between the first 0.5 to 1.5 m stem length

Absence/Presence of Coalescent Spines

Colour of spot at spine base

Number of Internodes to first branching

Absence/presence of wings (matured)

Wing Position

Absence/presence of Ridges

Hairiness

Wrinkled Surface

First Leaf Emergence

Leaf colour

Leaf margin colour

Vein Colour

Petiole Colour

Petiole wing colour

Position of leaves

Leaf density

Leaf type

Leaf margin

Leaf lobation

Number of leaflets in compound leaf

Leatheriness

Leaf vein colour (Upper surface)

Hairiness of upper/lower surface of leaf

Leaf vein colour (lower surface)

Hairiness of upper surface

Hairiness of lower surface

Leaf shape

Leaf apex shape

Undulation of Leaf

Distance between lobes

Sex Flower

Inflorescence position

In relation to branches

Number of inflorescences per plant

Inflorescence smell

Inflorescence type

Flower colour

Upward folding of leaves along main vein

Downward arching of leaves along main vein

Upward folding of leaf lobes to form a cup

Downward arching of leaf lobes

Spininess of petiole

Absence/presence of stipules

Leaf Length

Leaf width

Position of the widest part of the leaf

Tip Length

Petiole length

Absence/presence of aerial tuber

Hairiness of petiole

Accessions

List of accessions included in the dataset

1. TDa-6068 • Dioscorea alata L. • Noungodogodior • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

2. TDa-6069 • Dioscorea alata L. • Ndegola • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

3. TDa-6070 • Dioscorea alata L. • Safa • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

4. TDa-6071 • Dioscorea alata L. • Mbayor • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

5. TDa-6072 • Dioscorea alata L. • Ndam Njoya • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

6. TDa-6073 • Dioscorea alata L. • Mbaya • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

7. TDa-6074 • Dioscorea alata L. • Noungodogodior • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

8. TDa-6075 • Dioscorea alata L. • Ponyoko (cream) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

9. TDa-6076 • Dioscorea alata L. • Ponyoko (pink) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

10. TDa-6077 • Dioscorea alata L. • Hintip pognac • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

11. TDa-6078 • Dioscorea alata L. • Nkouhou • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

12. TDa-6079 • Dioscorea alata L. • Ghana • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

13. TDa-6080 • Dioscorea alata L. • Ghana • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

14. TDa-6081 • Dioscorea alata L. • Ghana • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

15. TDa-6082 • Dioscorea alata L. • Eka Nkolbaka (red) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

16. TDa-6083 • Dioscorea alata L. • Ghana • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

17. TDa-6084 • Dioscorea alata L. • Ngombos • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

18. TDa-6085 • Dioscorea alata L. • Ghana • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

19. TDa-6086 • Dioscorea alata L. • Magnonhi • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

20. TDa-6087 • Dioscorea alata L. • Atchele • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

21. TDa-6088 • Dioscorea alata L. • Atchele • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

22. TDa-6089 • Dioscorea alata L. • Atchele • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

23. TDa-6090 • Dioscorea alata L. • Magnonhi • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

24. TDa-6091 • Dioscorea alata L. • Bignou poum (white) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

25. TDa-6092 • Dioscorea alata L. • Magnok • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

26. TDa-6093 • Dioscorea alata L. • Deo • Wild • Cameroon

NGA039 • DOI: N/A

27. TDb-6094 • Dioscorea bulbifera L. • Tom • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

28. TDb-6095 • Dioscorea bulbifera L. • Lang • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

29. TDb-6096 • Dioscorea bulbifera L. • Tomassi Feufeu (white)(toxic) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

30. TDb-6097 • Dioscorea bulbifera L. • Ntombah • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

31. TDb-6098 • Dioscorea bulbifera L. • Nteuh • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

32. TDb-6099 • Dioscorea bulbifera L. • Tomassi Seuseu (black) • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

33. TDb-6100 • Dioscorea bulbifera L. • Touhou • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

34. TDb-6101 • Dioscorea bulbifera L. • Khore Black • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

35. TDb-6102 • Dioscorea bulbifera L. • Khore white • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

36. TDb-6103 • Dioscorea bulbifera L. • Tingari • Wild • Cameroon

NGA039 • DOI: N/A

37. TDc-6104 • Dioscorea cayenensis Lam. • Mbayor • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

38. TDc-6105 • Dioscorea cayenensis Lam. • Loungtchio • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

39. TDc-6106 • Dioscorea cayenensis Lam. • Bissingli • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

40. TDc-6107 • Dioscorea cayenensis Lam. • Abong Mbang • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

41. TDc-6108 • Dioscorea cayenensis Lam. • Ikwara ajie • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

42. TDc-6109 • Dioscorea cayenensis Lam. • Singlie • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

43. TDc-6110 • Dioscorea cayenensis Lam. • Singlie • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

44. TDc-6111 • Dioscorea cayenensis Lam. • Yiou • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

45. TDc-6112 • Dioscorea cayenensis Lam. • Goya • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

46. TDd-6114 • Dioscorea dumentorum Poir. • Tornga • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

47. TDd-6115 • Dioscorea dumentorum Poir. • Ngwete • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

48. TDd-6116 • Dioscorea dumentorum Poir. • Bougniak Bolomok • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

49. TDd-6117 • Dioscorea dumentorum Poir. • Bougniak Mol • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A

50. TDd-6118 • Dioscorea dumentorum Poir. • Nkongsamba 1 • Traditional cultivar/Landrace • Cameroon

NGA039 • DOI: N/A