Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Workshop for CSAAC May 30th 2018 Seed Science and Technology Section CFIA Saskatoon Laboratory

© 2017 Her Majesty the Queen in Right of Canada (Canadian Food Inspection Agency), all rights reserved. Use without permission is prohibited. Species in the 2018 referee 9 Linaria species: 10 Solanum species:

1. Linaria tristis 1. Solanum americanum 2. Linaria vulgaris 2. Solanum carolinense 3. Linaria supina 3. Solanum elaeagnifolium 4. Linaria triornithophora 4. Solanum physalifolium 5. Linaria dalmatica 5. Solanum ptychanthum 6. Linaria genistifolia 6. Solanum nigrum 7. Linaria maroccana 7. Solanum rostratum 8. Linaria purpurea 8. Solanum torvum 9. Linaria repens 9. Solanum triflorum 10. Solanum viarum

SSTS-CFIA Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Dividing Linaria spp. using seed features

Linaria spp. seed shape

Angular (5 spp.) Round (4 spp.)

Seed centre texture Tuberculate Ridged (2 spp.) Seed centre Smooth (2 spp.) shape

L. triornithophora C-shaped Irregular Seed centre shape L. supina L. vulgaris C-shaped Irregular

L. supina L. tristis Overlap

SSTS-CFIA Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Seed features of round Linaria spp.

Feature/ Species #1 L. tristis #3 L. supina #4 Linaria #2 L. vulgaris (melancholy (prostrate triornithophora (yellow toadflax) toadflax) (3 birds flying) toadflax)

Tuberculate centre   Smooth centre  

Ridged centre  Oval-shaped centre   C-shaped centre  

Image

SSTS-CFIA Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Seed features of round Linaria spp.

Linaria supina Linaria supina (prostrate toadflax) (prostrate toadflax) tuberculate form smooth form

Linaria vulgaris Linaria tristis (yellow toadflax) (melancholy toadflax) Dividing Linaria spp. using seed features

Linaria spp. seed shape

Round (4 spp.) Angular (5 spp.)

Seed texture Reticulate Ribbed (4 spp.) L. maroccana Surface quality L. Dull Shining dalmatica (2 spp.) (2 spp.) Small Interspaces Seed edges Large Eroded Defined L. genistifolia L. repens L. purpurea

SSTS-CFIA Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Seed features of angular Linaria spp.

Feature/ #5 L. dalmatica #6 L. genistifolia #7 Linaria #8 Linaria #9 L. repens Species (Dalmatian (broomleaf maroccana purpurea (striped toadflax) toadflax) (Moroccan (purple toadflax) toadflax) toadflax) Reticulate surface     Surface dull   Surface shining    Edges eroded, porous  Interspaces small  Interspaces large    Image

SSTS-CFIA Virtual Seed ID Referee 2018 Linaria spp. and Solanum spp. Seed features of angular Linaria spp.

Linaria repens (striped toadflax)

Linaria purpurea (purple toadflax) Seed features of angular Linaria spp.

Linaria dalmatica (Dalmatian toadflax)

Linaria genistifolia (broomleaf toadflax)