| Roella alpina Bond |
Synonym |
 |
WCSP |
| Roella amplexicaulis Dod |
Accepted |
 |
WCSP |
| Roella angustifolia Roxb. |
Synonym |
 |
WCSP |
| Roella arenaria Schltr. |
Accepted |
 |
WCSP |
| Roella bracteata (Thunb.) A.DC. |
Synonym |
 |
WCSP |
| Roella bryoides H.Buek |
Accepted |
 |
WCSP |
| Roella campestris A.DC. |
Synonym |
 |
WCSP |
| Roella cernua Brouss. [Invalid] |
Synonym |
 |
WCSP |
| Roella ciliata L. |
Accepted |
 |
WCSP |
| Roella ciliata var. dregeana (A.DC.) Sond. |
Synonym |
 |
WCSP |
| Roella ciliata var. elongata H.Buek |
Synonym |
 |
WCSP |
| Roella ciliata var. incurva (Banks ex A.DC.) Sond. |
Synonym |
 |
WCSP |
| Roella ciliata var. linnaeana Sond. |
Synonym |
 |
TRO |
| Roella ciliata var. minor (Eckl. ex H.Buek) Sond. |
Synonym |
 |
WCSP |
| Roella ciliata var. triflora R.D.Good |
Synonym |
 |
WCSP |
| Roella ciliata var. triflora Good |
Synonym |
 |
TRO |
| Roella cinerea (L.f.) A.DC. |
Synonym |
 |
WCSP |
| Roella compacta Schltr. |
Accepted |
 |
WCSP |
| Roella cuspidata Adamson |
Synonym |
 |
WCSP |
| Roella cuspidata var. hispida Adamson |
Synonym |
 |
WCSP |
| Roella decumbens Loudon [Invalid] |
Synonym |
 |
WCSP |
| Roella decurrens L'Hér. |
Accepted |
 |
WCSP |
| Roella decurrens Andrews [Illegitimate] |
Synonym |
 |
WCSP |
| Roella dregeana A.DC. |
Accepted |
 |
WCSP |
| Roella dregeana var. nitida (Schltr.) Adamson |
Synonym |
 |
WCSP |
| Roella dunantii A.DC. |
Accepted |
 |
WCSP |
| Roella eckloniana H.Buek |
Synonym |
 |
WCSP |
| Roella eckloniana var. pubescens Sond. |
Synonym |
 |
WCSP |
| Roella elegans Paxton [Unplaced] |
Unresolved |
 |
WCSP |
| Roella ericoides (Lam.) Spreng. |
Synonym |
 |
WCSP |
| Roella ericoides R.D.Good [Illegitimate] |
Synonym |
 |
WCSP |
| Roella ericoides H.Buek [Illegitimate] |
Synonym |
 |
WCSP |
| Roella filiformis Lam. |
Synonym |
 |
WCSP |
| Roella fruticulosa (DC.) Hereman |
Unresolved |
 |
WCSP (in review) |
| Roella glabra Poir. |
Synonym |
 |
WCSP |
| Roella glauca H.Buek |
Synonym |
 |
WCSP |
| Roella glomerata A.DC. |
Accepted |
 |
WCSP |
| Roella goodiana Adamson |
Accepted |
 |
WCSP |
| Roella gracilis Eckl. & Zeyh. |
Synonym |
 |
WCSP |
| Roella incurva Banks ex A.DC. |
Accepted |
 |
WCSP |
| Roella incurva var. rigida Adamson |
Synonym |
 |
WCSP |
| Roella insizwae Zahlbr. |
Synonym |
 |
WCSP |
| Roella latiloba A.DC. |
Accepted |
 |
WCSP |
| Roella leptosepala Sond. |
Synonym |
 |
WCSP |
| Roella lightfootioides Schltr. |
Synonym |
 |
WCSP |
| Roella linifolia Roxb. |
Synonym |
 |
WCSP |
| Roella maculata Adamson |
Accepted |
 |
WCSP |
| Roella minor Eckl. ex H.Buek |
Synonym |
 |
WCSP |
| Roella muscosa L.f. |
Accepted |
 |
WCSP |
| Roella nitida Schltr. |
Synonym |
 |
WCSP |
| Roella paniculata Roxb. |
Synonym |
 |
WCSP |
| Roella pedunculata P.J.Bergius |
Synonym |
 |
WCSP |
| Roella prostrata E.Mey. ex A.DC. |
Accepted |
 |
WCSP |
| Roella prostrata Eckl. & Zeyh. [Invalid] |
Synonym |
 |
WCSP |
| Roella psammophila Schltr. |
Synonym |
 |
WCSP |
| Roella recurvata A.DC. |
Accepted |
 |
WCSP |
| Roella reticulata L. |
Unresolved |
 |
WCSP |
| Roella reticulata var. dunantii (A.DC.) Sond. |
Synonym |
 |
WCSP |
| Roella reticulata var. prostrata (E.Mey. ex A.DC.) Sond. |
Synonym |
 |
WCSP |
| Roella reticulata var. reticulata |
Synonym |
 |
TRO |
| Roella reticulata var. ternifolia Sond. |
Synonym |
 |
WCSP |
| Roella rhodantha Adamson |
Synonym |
 |
WCSP |
| Roella secunda H.Buek |
Accepted |
 |
WCSP |
| Roella spicata L.f. |
Accepted |
 |
WCSP |
| Roella spicata var. burchellii Adamson |
Synonym |
 |
WCSP |
| Roella squarrosa P.J.Bergius |
Accepted |
 |
WCSP |
| Roella tenuifolia (L.f.) Thunb. |
Synonym |
 |
WCSP |
| Roella thunbergii (Schult.) A.DC. |
Synonym |
 |
WCSP |
| Roella triflora (R.D.Good) Adamson |
Accepted |
 |
WCSP |