- Alyxoria varia, Alyxoria diaphora;Alyxoria notha;Graphis notha;Graphis varia;Lichen nothus;Lichen signatus;Opegrapha chlorina;Opegrapha diaphora;Opegrapha lichenoides;Opegrapha notha;Opegrapha pulicaris;Opegrapha rimalis;Opegrapha signata;Opegrapha tridens;Opegrapha varia;Scaphis notha
- Caenochrysis tridens, Trichrysis Caenochrysis tridens
- Erythridula tridens, Erythroneura tridens;Erythroneura styraxae Hepner, 1976;Erythroneura ampaiae Hepner, 1976
- Schiffneriolejeunea pulopenangensis, Phragmicoma pulopenangensis Gottsche;Mastigolejeunea spinicalyx;Phragmicoma pulopenangensis;Ptychocoleus cranstonii;Ptychocoleus pulopenangensis;Ptychocoleus pulupenangensis;Ptychocoleus tridens
- Tridens albescens, White tridens
- Tridens elongatus, Rough Tridens
- Tridens eragrostoides, Lovegrass tridens
- Tridens flavus, Purpletop tridens
- Tridens grandiflora, Large-flowered Tridens
- Tridens muticus, Slim tridens
- Tridens strictus, Longspike Tridens;Triodia stricta (Nutt) Benth ex Vasey
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