| English  | Chilean clover  |   |   | 1  | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).   | 
| English  | cowgrass clover  |   |   | 1  | Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).   | 
| English  | mammoth red clover  |   |   | 1  | 1998. Federal Seed Act and Regulations, Agricultural and Vegetable Kind Lists, United States Department of Agriculture, Agricultural Marketing Service, Seed Regulatory and Testing Branch.   | 
| English  | medium red clover  |   |   | 1  | 1998. Federal Seed Act and Regulations, Agricultural and Vegetable Kind Lists, United States Department of Agriculture, Agricultural Marketing Service, Seed Regulatory and Testing Branch.   | 
| English  | peavine clover  |   |   | 1  | Duke, J. A. 1981. Handbook of legumes of world economic importance   | 
| English  | purple clover  |   |   | 1  | Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening   | 
| English  | red clover  |   |   | 1  | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.   | 
| French  | trèfle des prés  |   |   | 2  | Demilly, D. et al. 2001. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 7 GEVES-SNES, Beaucouzé, France.   | 
| French  | trèfle rouge  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| French  | trèfle violet  |   |   | 2  | Demilly, D. et al. 2001. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 7 GEVES-SNES, Beaucouzé, France.   | 
| German  | Rotklee  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Italian  | trifoglio pratense  |   |   | 2  | International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.   | 
| Italian  | trifoglio violetta  |   |   | 2  | International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.   | 
| Japanese Rōmaji  | aka-tsumekusa  |   |   | 2  | Walker, E. 1976. Flora of Okinawa and the southern Ryukyu Islands.   | 
| Japanese Rōmaji  | murasaki-tsumekusa  |   |   | 2  | Walker, E. 1976. Flora of Okinawa and the southern Ryukyu Islands.   | 
| Portuguese  | trevo-dos-prados  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Portuguese  | trevo-violeta  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Spanish  | trébol común  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Spanish  | trébol rojo  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Spanish  | trébol violeta  |   |   | 2  | Rehm, S. 1994. Multilingual dictionary of agronomic plants   | 
| Swedish  | rödklöver  |   |   | 2  | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)   | 
| Transcribed Chinese  | hong che zhou cao  |   |   | 2  | Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).   | 
| Transcribed Korean  | bulgeuntokkipul  |   |   | 2  | Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:132.   | 
| Transliterated Russian  | klever krasnyj  |   |   | 2  | Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6   |