Gillespie, Lynn J. Omphalea (Euphorbiaceae) in Madagascar: A New Species and a New Combination. Novon (St. Louis: Missouri Botanical Garden). 1997, 7 (2): 127–136. JSTOR 3392184. doi:10.2307/3392184. 简明摘要 – JSTOR.
jstor.org
jstor.org
Gillespie, Lynn J. Omphalea (Euphorbiaceae) in Madagascar: A New Species and a New Combination. Novon (St. Louis: Missouri Botanical Garden). 1997, 7 (2): 127–136. JSTOR 3392184. doi:10.2307/3392184. 简明摘要 – JSTOR.
links.jstor.org
Gillespie, Lynn J. Omphalea (Euphorbiaceae) in Madagascar: A New Species and a New Combination. Novon (St. Louis: Missouri Botanical Garden). 1997, 7 (2): 127–136. JSTOR 3392184. doi:10.2307/3392184. 简明摘要 – JSTOR.
mobot.org
Schatz, George E. Euphorbiaceae - Omphalea oppositifolia. MBG Images of Euphorbiaceae in Madagascar. Missouri Botanical Garden. [2008-02-02]. (原始内容存档于2016-03-03).
web.archive.org
Schatz, George E. Euphorbiaceae - Omphalea oppositifolia. MBG Images of Euphorbiaceae in Madagascar. Missouri Botanical Garden. [2008-02-02]. (原始内容存档于2016-03-03).