Urdd o lysiau'r afu yw Blasiales, gyda dim ond un teulu a dwy rywogaeth.
 | |
| Enghraifft o'r canlynol | tacson  |
|---|---|
| Safle tacson | urdd |
| Rhiant dacson | Blasiidae |
 Ffeiliau perthnasol ar Gomin Wicimedia | |
| Haplomitriopsida Amrediad amseryddol: Carbonifferaidd hwyr i'r presennol | |
|---|---|
 | |
| Diagram o Genddeil-lys | |
| Dosbarthiad gwyddonol | |
| Teyrnas: | Plantae |
| Rhaniad: | Marchantiophyta |
| Dosbarth: | |
| Urdd: | Blasiales |
| Teulu: | Blasiaceae †Treubiitaceae |
Arferid dosbarthu'r urdd hon ymhlith y Metzgeriales, ond mae astudiaeth foleciwlar diweddar wedi awgrymu ei rhoi yn nosbarth y Marchantiopsida.[1]
Tacsonomeg
- Blasiales Stotler & Crandall-Stotler 2000[2][3]
- †Treubiitaceae Schuster 1980
- †Treubiites Schuster 1966
- †Treubiites kidstonii (Walton 1925) Schuster 1966
- †Treubiites Schuster 1966
- Blasiaceae von Klinggräff 1858
- Blasia Linnaeus 1753
- Blasia pusilla Linnaeus 1753
- Cavicularia Stephani 1897 non Pavesi 1881
- Cavicularia densa Stephani 1897
- Blasia Linnaeus 1753
- †Treubiitaceae Schuster 1980
Cyfeiriadau
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