1. Species Trichophyllum ovatum House (uncertain > unassessed)
2. Species Trichophyllum palustre (L.) Farw. (uncertain > unassessed)
3. Species Trichophyllum tenuis Farw. (uncertain > unassessed)
4. Species Trichophyllum aciculare (L.) House accepted as Eleocharis acicularis (L.) Roem. & Schult.
5. Species Trichophyllum acuminatum (Muhl.) House accepted as Eleocharis compressa var. compressa Sull.
6. Species Trichophyllum albidum (Torr.) House accepted as Eleocharis albida Torr.
7. Species Trichophyllum arenicola (Torr. ex Engelm. & A.Gray) House accepted as Eleocharis montevidensis Kunth
8. Species Trichophyllum atropurpureum House accepted as Eleocharis atropurpurea (Retz.) J.Presl & C.Presl
9. Species Trichophyllum atropurpureum (Retz.) House accepted as Eleocharis atropurpurea (Retz.) J.Presl & C.Presl
10. Species Trichophyllum baldwinii (Torr.) House accepted as Eleocharis baldwinii (Torr.) Chapm.
11. Species Trichophyllum bicolor (Chapm.) House accepted as Eleocharis minima var. bicolor (Chapm.) Svenson
12. Species Trichophyllum capitatum (L.) House accepted as Eleocharis geniculata (L.) Roem. & Schult.
13. Species Trichophyllum cellulosum (Torr.) House accepted as Eleocharis cellulosa Torr.
14. Species Trichophyllum chaetaria (Roem. & Schult.) House accepted as Eleocharis retroflexa subsp. chaetaria (Roem. & Schult.) T.Koyama
15. Species Trichophyllum cylindricum (Buckley) House accepted as Eleocharis cylindrica Buckley
16. Species Trichophyllum diandrum (C.Wright) House accepted as Eleocharis diandra S.H.Wright
17. Species Trichophyllum elongatum (Chapm.) House accepted as Eleocharis elongata Chapm.
18. Species Trichophyllum engelmannii House accepted as Eleocharis engelmannii Steud.
19. Species Trichophyllum engelmannii (Steud.) House accepted as Eleocharis engelmannii Steud.
20. Species Trichophyllum intermedium (Schult.) House accepted as Eleocharis intermedia Schult.
21. Species Trichophyllum interstinctum (Vahl) House accepted as Eleocharis interstincta (Vahl) Roem. & Schult.
22. Species Trichophyllum lanceolatum (Fernald) House accepted as Eleocharis lanceolata Fernald
23. Species Trichophyllum maculosum (Vahl) House accepted as Eleocharis maculosa (Vahl) Roem. & Schult.
24. Species Trichophyllum monticola (Fernald) House accepted as Eleocharis engelmannii Steud.
25. Species Trichophyllum monticolum House accepted as Eleocharis engelmannii Steud.
26. Species Trichophyllum mutatum (L.) House accepted as Eleocharis mutata (L.) Roem. & Schult.
27. Species Trichophyllum nodulosum (Roth) House accepted as Eleocharis montana (Kunth) Roem. & Schult.
28. Species Trichophyllum obtusum (Willd.) House accepted as Eleocharis obtusa (Willd.) Schult.
29. Species Trichophyllum ochreatum (Nees) House accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
30. Species Trichophyllum olivaceum (Torr.) House accepted as Eleocharis flavescens var. olivacea (Torr.) Gleason
31. Species Trichophyllum ovatum (Roth) House accepted as Eleocharis ovata (Roth) Roem. & Schult.
32. Species Trichophyllum palustre (L.) House accepted as Eleocharis palustris (L.) Roem. & Schult.
33. Species Trichophyllum praticola (Britton) House accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
34. Species Trichophyllum proliferum (Torr.) House accepted as Eleocharis baldwinii (Torr.) Chapm.
35. Species Trichophyllum ravenelii (Britton) House accepted as Eleocharis ravenelii Britton
36. Species Trichophyllum robbinsii (Oakes) House accepted as Eleocharis robbinsii Oakes
37. Species Trichophyllum rostellatum Farw. accepted as Eleocharis rostellata (Torr.) Torr.
38. Species Trichophyllum rostellatum (Torr.) Farw. accepted as Eleocharis rostellata (Torr.) Torr.
39. Species Trichophyllum simplex (Elliott) House accepted as Eleocharis albida Torr.
40. Species Trichophyllum tenue (Willd.) Farw. accepted as Eleocharis tenuis (Willd.) Schult.
41. Species Trichophyllum thermale (Rydb.) House accepted as Eleocharis flavescens var. flavescens (Poir.) Urb.
42. Species Trichophyllum torreyanum (Boeckeler) House accepted as Eleocharis microcarpa var. filiculmis Torr.
43. Species Trichophyllum tricostatum (Torr.) House accepted as Eleocharis tricostata Torr.
44. Species Trichophyllum tuberculosum (Michx.) House accepted as Eleocharis tuberculosa (Michx.) Roem. & Schult.
45. Species Trichophyllum viviparum (Link) House accepted as Eleocharis vivipara Link

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