John C. Manning, Peter Goldblatt, A. D. Harrower: Romulea pilosa and R. quartzicola (Iridaceae: Crocoideae), two new species from the southern African winter rainfall region, with nomenclatural corrections including new names for R. amoena, R. neglecta and R. rosea var. reflexa. In: Bothalia. Band 41, Nr. 2, 2011, S. 269–276 (PDF-Datei).
ars-grin.gov
npgsweb.ars-grin.gov
Romulea im Germplasm Resources Information Network (GRIN), USDA, ARS, National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Abgerufen am 13. Oktober 2014.
doi.org
John C. Manning, Peter Goldblatt: Romulea alticola and Romulea monophylla (Iridaceae: Crocoideae), two new species from Western Cape. In: South African Journal of Botany, Volume 95, 2014, S. 131–134. doi:10.1016/j.sajb.2014.09.004
Khodr H. Addam, Mounir Bou-Hamdan, Nisreen Sabbagh: Romulea jezzinis K. Addam & M. Bou-Hamdan sp. nov and Romulea libanotica K. Addam & M. Bou-Hamdan sp. nov (Iridaceae), Two New Species from Lebanon, In: MOJ Ecology & Environmental Sciences, August 2022. doi:10.15406/mojes.2022.07.00253[1]
F. Frignani, G. Iiriti: The genus Romulea in Italy: taxonomy, ecology and intraspecific variation in relation to the flora of Western Mediterranean islands. In: Fitosociologia. Band 48, Nr. 2, Supplement 1, 2011, S. 13–20 (PDF-Datei).
semanticscholar.org
api.semanticscholar.org
Khodr H. Addam, Mounir Bou-Hamdan, Nisreen Sabbagh: Romulea jezzinis K. Addam & M. Bou-Hamdan sp. nov and Romulea libanotica K. Addam & M. Bou-Hamdan sp. nov (Iridaceae), Two New Species from Lebanon, In: MOJ Ecology & Environmental Sciences, August 2022. doi:10.15406/mojes.2022.07.00253[1]
tropicos.org
Romulea bei Tropicos.org. Missouri Botanical Garden, St. Louis, abgerufen am 13. Oktober 2014.