| Riccardia aberrans (Stephani) Gradst. |
Accepted |
 |
TRO |
|
| Riccardia adglutinata A. Evans |
Accepted |
 |
TRO |
|
| Riccardia aequicellularis (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia aequitexta (Stephani) E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia aeruginosa Furuki |
Accepted |
 |
TRO |
|
| Riccardia agumana Hewson |
Accepted |
 |
TRO |
|
| Riccardia alba (Colenso) E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia albomarginata (Stephani) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia alcicornis (Hook. f. & Taylor) Trevis. |
Accepted |
 |
TRO |
|
| Riccardia algoides (Taylor) Meenks |
Accepted |
 |
TRO |
|
| Riccardia amazonica (Spruce) Schiffner ex Gradst. & Hekking |
Accepted |
 |
TRO |
|
| Riccardia andina (Spruce) Herzog |
Accepted |
 |
TRO |
|
| Riccardia androgyna Schiffner |
Synonym |
 |
TRO |
|
| Riccardia angustata Horik. |
Accepted |
 |
TRO |
|
| Riccardia anguste-alata (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia angustissima (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia arcuata Furuki |
Accepted |
 |
TRO |
|
| Riccardia argentolimbata Hewson & Grolle |
Unresolved |
 |
TRO |
|
| Riccardia aspera (Stephani) Grolle |
Accepted |
 |
TRO |
|
| Riccardia asperulata R.M. Schust. |
Unresolved |
 |
TRO |
|
| Riccardia atollica H.A. Mill., H. Whittier & Bonner |
Unresolved |
 |
TRO |
|
| Riccardia australis (Lehm.) Hewson |
Accepted |
 |
TRO |
|
| Riccardia autoica (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia babindae Hewson |
Accepted |
 |
TRO |
|
| Riccardia barbiflora (Stephani) Piippo |
Accepted |
 |
TRO |
|
| Riccardia baumannii Hürl. |
Accepted |
 |
TRO |
|
| Riccardia bipinnatifida (Colenso) Hewson |
Accepted |
 |
TRO |
|
| Riccardia bistrata Pearson |
Unresolved |
 |
TRO |
|
| Riccardia blasioides Horik. |
Accepted |
 |
TRO |
|
| Riccardia bliklika Hewson |
Accepted |
 |
TRO |
|
| Riccardia bogotensis (Gottsche) Pagan |
Accepted |
 |
TRO |
|
| Riccardia boliviensis (Steph.) Meenks |
Accepted |
 |
TRO |
|
| Riccardia bongeriana Hewson |
Accepted |
 |
TRO |
|
| Riccardia breviala E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia breviramosa (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia brunnea (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia calcarea (Stephani) Meenks |
Accepted |
 |
TRO |
|
| Riccardia canaliculata (Nees) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia capensis S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia capillacea (Steph.) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia cardotii (Stephani) S.C. Srivast. & Udar |
Accepted |
 |
TRO |
|
| Riccardia cataractarum (Spruce) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia cervicornis (Spruce) Herzog ex Gradst. & Hekking |
Accepted |
 |
TRO |
|
| Riccardia chamedryfolia (With.) Grolle |
Accepted |
 |
TRO |
|
| Riccardia chamedryfolia f. major (Lindb.) Schljakov |
Accepted |
 |
TRO |
|
| Riccardia changbaishanensis C. Gao |
Accepted |
 |
TRO |
|
| Riccardia chinensis C. Gao |
Accepted |
 |
TRO |
|
| Riccardia ciliolata (Spruce) Gradst. |
Accepted |
 |
TRO |
|
| Riccardia cochleata (Hook. f. & Taylor) Kuntze |
Synonym |
 |
TRO |
|
| Riccardia colensoi (Stephani) W. Martin |
Accepted |
 |
TRO |
|
| Riccardia columbica (Stephani) Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia comata (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia compacta (Stephani) S.W. Arnell |
Accepted |
 |
TRO |
|
| Riccardia comptonii (Pearson) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia costata (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia crassa (Schwägr.) Carrington & Pearson |
Accepted |
 |
TRO |
|
| Riccardia crassicaulis (Steph.) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia crassiretis Schiffner |
Accepted |
 |
TRO |
|
| Riccardia crenulata Schiffner |
Accepted |
 |
TRO |
|
| Riccardia crenuliformis R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia decrescens (Stephani) S. Hatt. |
Synonym |
 |
TRO |
|
| Riccardia demkarmana Hewson |
Accepted |
 |
TRO |
|
| Riccardia densiramea (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia dilatata (Spruce) A. Schäfer-Verwimp & Pócs |
Accepted |
 |
TRO |
|
| Riccardia diminuta Schiffner |
Accepted |
 |
TRO |
|
| Riccardia diversiflora A. Evans |
Accepted |
 |
TRO |
|
| Riccardia effusa (Stephani) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia elata (Stephani) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia elegans (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia elongata Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia eriocaula (Hook.) Besch. & C. Massal. |
Synonym |
 |
TRO |
|
| Riccardia exigua S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia fastigiata (Lehm.) Trevis. |
Accepted |
 |
TRO |
|
| Riccardia filicina (Colenso) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia flaccia (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia flaccidissima Schiffner |
Synonym |
 |
TRO |
|
| Riccardia flagellaris (A. Gepp) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia flagellifrons C. Gao |
Accepted |
 |
TRO |
|
| Riccardia flavovirens Furuki |
Accepted |
 |
TRO |
|
| Riccardia floribunda (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia foliacea Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia formosensis (Stephani) Horik. |
Accepted |
 |
TRO |
|
| Riccardia fruticosa (Stephani) Furuki |
Accepted |
 |
TRO |
|
| Riccardia fucoides (Sw.) A. Massal. |
Accepted |
 |
TRO |
|
| Riccardia fuegiensis C. Massal. |
Accepted |
 |
TRO |
|
| Riccardia furtiva E. A. Br. & Braggins |
Accepted |
 |
TRO |
|
| Riccardia fuscobrunnea (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia geniana Hewson |
Accepted |
 |
TRO |
|
| Riccardia georgiensis (Stephani) Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia glauca Furuki |
Accepted |
 |
TRO |
|
| Riccardia glaziovii (Spruce) Meenks |
Accepted |
 |
TRO |
|
| Riccardia gogolensis (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia graeffei (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia granulata (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia grollei Furuki |
Accepted |
 |
TRO |
|
| Riccardia gunniana (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia hans-meyeri (Stephani) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia hattorii Furuki |
Accepted |
 |
TRO |
|
| Riccardia hebridensis (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia herzogiana (Steph.) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia heteroclada Schiffner |
Synonym |
 |
TRO |
|
| Riccardia humilis (Gottsche) O. Yano |
Accepted |
 |
TRO |
|
| Riccardia hyalina (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia hydra Hürl. |
Accepted |
 |
TRO |
|
| Riccardia hymenophylloides Schiffner |
Synonym |
 |
TRO |
|
| Riccardia hymenophytoides (Spruce) Meenks |
Accepted |
 |
TRO |
|
| Riccardia hypipamensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia ibana Hewson |
Accepted |
 |
TRO |
|
| Riccardia incurvata Lindb. |
Accepted |
 |
TRO |
|
| Riccardia insularis Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia intercellula E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia intricata (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia jackii Schiffner |
Accepted |
 |
TRO |
|
| Riccardia japonica S. Hatt. ex Mizut. & S. Hatt. |
Unresolved |
 |
TRO |
|
| Riccardia judithae Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia jugata R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia kanemarui S. Hatt. |
Unresolved |
 |
TRO |
|
| Riccardia kodamae Mizut. & S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia kowaldiana (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia koyensis (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia latifrondoides Schiffner |
Synonym |
 |
TRO |
|
| Riccardia latifrons (Lindb.) Lindb. |
Accepted |
 |
TRO |
|
| Riccardia latifrons var. miyakeana (Schiffner) Furuki |
Accepted |
 |
TRO |
|
| Riccardia lepidomitra (Spruce) Gradst. |
Accepted |
 |
TRO |
|
| Riccardia leptophylla (Spruce) Herzog |
Accepted |
 |
TRO |
|
| Riccardia leptostachya A. Evans |
Accepted |
 |
TRO |
|
| Riccardia leptothallus R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia leratii (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia levieri Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia lichenoides (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia ligulata (Stephani) Pócs & A. Schäfer-Verwimp |
Accepted |
 |
TRO |
|
| Riccardia limbata (Stephani) E.W. Jones |
Accepted |
 |
TRO |
|
| Riccardia lobata Schiffner |
Synonym |
 |
TRO |
|
| Riccardia lobata var. yakusimensis S. Hatt. |
Synonym |
 |
TRO |
|
| Riccardia lobulata (Colenso) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia longiflora (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia longispica (Stephani) Pearson |
Accepted |
 |
TRO |
|
| Riccardia macdonaldiana Hewson |
Accepted |
 |
TRO |
|
| Riccardia macrantha (Pearson) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia magnicellularis Furuki |
Accepted |
 |
TRO |
|
| Riccardia majlandii S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia major Lindb. |
Synonym |
 |
TRO |
|
| Riccardia makinoana (Stephani) Yasuda |
Accepted |
 |
TRO |
|
| Riccardia marginata (Colenso) Pearson |
Accepted |
 |
TRO |
|
| Riccardia marionensis R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia maxima Schiffner |
Synonym |
 |
TRO |
|
| Riccardia metzgeriiformis (Stephani) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia micropinna (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia minima Carrington & Pearson |
Synonym |
 |
TRO |
|
| Riccardia miyakeana Schiffner |
Synonym |
 |
TRO |
|
| Riccardia multicorpora E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia multifida (L.) Gray |
Accepted |
 |
TRO |
|
| Riccardia multifida var. decrescens (Stephani) Furuki |
Accepted |
 |
TRO |
|
| Riccardia multifida var. multifida |
Synonym |
 |
TRO |
|
| Riccardia multifidoides Schiffner |
Synonym |
 |
TRO |
|
| Riccardia multispica (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia muscoides (Colenso) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia mycophora A. Evans |
Accepted |
 |
TRO |
|
| Riccardia nadeaudiana (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia nadeaudii (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia nagasakiensis (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia nana (Hook. f. & Taylor) Trevis. |
Accepted |
 |
TRO |
|
| Riccardia nitida (Colenso) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia novo-amstelodamensis Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia nudiflora (Stephani) Grolle |
Accepted |
 |
TRO |
|
| Riccardia nudimitra (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia obtusa S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia omkaliensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia onigajona (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia opuntiiformis S.W. Arnell |
Accepted |
 |
TRO |
|
| Riccardia pallida (Spruce) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia pallidevirens (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia palmata (Hedw.) Carruth. |
Accepted |
 |
TRO |
|
| Riccardia palmatifida (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia papillata (Gottsche) Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia papulosa (Stephani) E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia paramorum Meenks |
Accepted |
 |
TRO |
|
| Riccardia parasitans (Steph.) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia parvula Schiffner |
Accepted |
 |
TRO |
|
| Riccardia patens Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia pauciramea R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia pectinata (Austin) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia pectinata var. fasciculata (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia pellioides Horik. |
Unresolved |
 |
TRO |
|
| Riccardia pellucida Piippo |
Accepted |
 |
TRO |
|
| Riccardia pembaiensis (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia pengagensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia pennata E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia perspicua E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia perssonii S.C. Srivast. & Udar |
Accepted |
 |
TRO |
|
| Riccardia philippinensis Furuki |
Accepted |
 |
TRO |
|
| Riccardia phleganiana Hewson |
Accepted |
 |
TRO |
|
| Riccardia pindaundensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia pindensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia pinguis (L.) Gray |
Accepted |
 |
TRO |
|
| Riccardia pinnatifida (F. Weber) Carruth. |
Accepted |
 |
TRO |
|
| Riccardia plana (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia planiflora (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia platyclada Schiffner |
Accepted |
 |
TRO |
|
| Riccardia plumiformis (Spruce) Hässel de Menéndez ex Meenks |
Accepted |
 |
TRO |
|
| Riccardia plumosa (Mitt.) E.O. Campb. |
Accepted |
 |
TRO |
|
| Riccardia poeppigiana (Lehm. & Lindenb.) Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia polyclada (Mitt.) Hässel |
Unresolved |
 |
TRO |
|
| Riccardia prehensilis (Hook. f. & Taylor) C. Massal. |
Accepted |
 |
TRO |
|
| Riccardia pseudodendroceros R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia pseudopinguis Herzog |
Synonym |
 |
TRO |
|
| Riccardia pumila Furuki |
Accepted |
 |
TRO |
|
| Riccardia pusilla Grolle |
Accepted |
 |
TRO |
|
| Riccardia ramosissima (Stephani) Grolle |
Accepted |
 |
TRO |
|
| Riccardia reducta R.M. Schust. |
Unresolved |
 |
TRO |
|
| Riccardia regina Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia reyesiana Meenks |
Accepted |
 |
TRO |
|
| Riccardia rhodesiae S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia ridleyi Schiffner |
Synonym |
 |
TRO |
|
| Riccardia rigida Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia rivularis Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia robbinsii Hewson & Grolle |
Unresolved |
 |
TRO |
|
| Riccardia robusta (Stephani) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia roivainenii S.W. Arnell |
Unresolved |
 |
TRO |
|
| Riccardia rupicola (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia russellii R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia saccatiflora (Stephani) S.W. Arnell |
Accepted |
 |
TRO |
|
| Riccardia scabra Schiffner |
Synonym |
 |
TRO |
|
| Riccardia serrulata Schiffner |
Unresolved |
 |
TRO |
|
| Riccardia singalangana Schiffner |
Synonym |
 |
TRO |
|
| Riccardia singapurensis Schiffner |
Synonym |
 |
TRO |
|
| Riccardia sinuata (Hook.) Trevis. |
Accepted |
 |
TRO |
|
| Riccardia sinuata var. major (Lindb.) Arnell |
Synonym |
 |
TRO |
|
| Riccardia smaragdina Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia spectabilis (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia spegazziniana A. Massal. |
Accepted |
 |
TRO |
|
| Riccardia spinulifera A. Massal. |
Accepted |
 |
TRO |
|
| Riccardia spongiosa Furuki |
Accepted |
 |
TRO |
|
| Riccardia sprucei (Stephani) Meenks & C. De Jong |
Accepted |
 |
TRO |
|
| Riccardia squarrosa (Stephani) Gradst. |
Accepted |
 |
TRO |
|
| Riccardia stephanii S. Hatt. |
Unresolved |
 |
TRO |
|
| Riccardia stipatiflora (Stephani) Pagan |
Accepted |
 |
TRO |
|
| Riccardia stolonifera (Stephani) E.A. Hodgs. |
Accepted |
 |
TRO |
|
| Riccardia stricta R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia subalpina Furuki |
Accepted |
 |
TRO |
|
| Riccardia subexalata Schiffner |
Synonym |
 |
TRO |
|
| Riccardia submarginata S.W. Arnell |
Synonym |
 |
TRO |
|
| Riccardia submersa Horik. |
Accepted |
 |
TRO |
|
| Riccardia submultifida Horik. |
Accepted |
 |
TRO |
|
| Riccardia subpalmata (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia subsimplex (Stephani) R.M. Schust. |
Accepted |
 |
TRO |
|
| Riccardia sumatrana Schiffner |
Synonym |
 |
TRO |
|
| Riccardia tahitensis (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia tamariscina (Stephani) Schiffner |
Accepted |
 |
TRO |
|
| Riccardia tenax (Stephani) A. Evans |
Accepted |
 |
TRO |
|
| Riccardia tenella Hewson |
Accepted |
 |
TRO |
|
| Riccardia tenuicostata Schiffner |
Synonym |
 |
TRO |
|
| Riccardia tenuicula (Spruce) V.F. Schiffner ex Meenks |
Accepted |
 |
TRO |
|
| Riccardia tjibodensis Schiffner |
Synonym |
 |
TRO |
|
| Riccardia tosana (Stephani) S. Hatt. |
Accepted |
 |
TRO |
|
| Riccardia trichomanoides (Spruce) Hässel de Menéndez ex Meenks |
Accepted |
 |
TRO |
|
| Riccardia tumbareriensis Hewson |
Accepted |
 |
TRO |
|
| Riccardia tutuilana (Pearson) H.A. Mill. |
Accepted |
 |
TRO |
|
| Riccardia uematsuana S. Hatt. |
Unresolved |
 |
TRO |
|
| Riccardia umbana Hewson |
Accepted |
 |
TRO |
|
| Riccardia umbrosa (Stephani) Hässel de Menéndez |
Accepted |
 |
TRO |
|
| Riccardia umida E. A. Br. |
Accepted |
 |
TRO |
|
| Riccardia valida (Stephani) J.J. Engel |
Accepted |
 |
TRO |
|
| Riccardia variabilis A. Evans |
Accepted |
 |
TRO |
|
| Riccardia venosa (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia villosa (Stephani) S.C. Srivast. & Udar |
Accepted |
 |
TRO |
|
| Riccardia virens (Stephani) Hürl. |
Accepted |
 |
TRO |
|
| Riccardia viridissima Schiffner |
Synonym |
 |
TRO |
|
| Riccardia vitrea Furuki |
Accepted |
 |
TRO |
|
| Riccardia wallisii (Stephani) Gradst. |
Accepted |
 |
TRO |
|
| Riccardia wattsiana (Stephani) Hewson |
Accepted |
 |
TRO |
|
| Riccardia wettsteinii Schiffner |
Synonym |
 |
TRO |
|
| Riccardia womersleyana Hewson |
Accepted |
 |
TRO |
|