承擔和參與國家自然科學基金項目、國家973項目、中國科學院方向性項目等國家級項目5項。主持完成了獼猴桃屬的系統學研究，水杉的遺傳多樣性和保護策略以及瀕危物種中華水韭、巴東木蓮和小勾兒茶的細胞遺傳學研究等科研項目。此外，還承擔了中國植物誌英文版獼猴桃科、蝶形花科豬屎豆屬，雲南植物誌蝶形花科和湖北植物誌蕨類植物門的編撰工作。在國內外重要學術期刊上發表論文60余篇。有30多篇研究論文分別發表在國際（Systematic Botany，Molecular Ecology，Genetica, Botanical Journal of the Linnean Society, American Fern Journal）和國內（植物分類學報，雲南植物研究，生物多樣性）重要期刊上。 簡要履 研究領域：系統與進化植物學 植物分類學與植物區系地理學 獲獎及榮譽：湖北省自然科學優秀學術論文三等獎 武漢市自然科學優秀學術論文三等獎 湖北省2005年自然科學二等獎代表論著：Shi QF, Wang HC, Meng AP, Li XW Li JQg. 2008. New chromosome counts in Asarum s.l. (Aristolochiaceae) from China. Nordic Journal of Botany 25 (in press)Li XW, Li JQ. 2008. Lectotypification of Actinidia. Nordic Journal of Botany 25 (in press)
Li XD, Li JQ. 2008. Lectotypification of Rehmannia rupestris Hemsley (=Triaenophora rupestris (Hemsley) Solereder) (Scrophularaceae). Nordic Journal of Botany 25:161-166.
Li XD, Zan YY, Li JQ, Yang SZ, 2008. A numerical taxonomy of the genera Rehmannia and Triaenophora (Scrophulariaceae). Acta Phytotaxonmica Sinica 46(5):730-737.
Zhang YJ, Dang HS, Meng AP, Li JQ, Li XD. 2008. Karyomorphology of Epimedium (Berberidaceae) and its phylogenetic implications. Caryologia 61(3): 223-232.
Li XW, Li JQ, Soejarto DD. 2007. New Synonyms in Actinidiaceae from China. Acta Phytotaxonmica Sinica 45: 633-660.
Li JQ, Li XW, Soejarto DD. 2007. Actinidiaceae, Pp.334-360, in Wu, Z. Y., P. H. Raven & D. Y. Hong, eds. Flora of China. Vol. 12 (Hippocastanaceae through Theaceae). Science Press, Beijing, and Missouri Botanical Garden Press, St. Louis.
Wang HC, Li JQ, He ZC. 2007. Irregular meiotic behavior in Isoetes sinensis (Isoetaceae), a rare and endangered fern in China. Caryologia 60(4):358-363.
Li XD, Li JQ. 2007. Lectotypification of Rehmannia rupestris Hemsley (=Triaenophora rupestris (Hemsley) Solereder) (Scrophularaceae). Nordic Journal of Botany 25:161-166.
Li XD, Li JQ. Zan YY. 2007. Allozymic variability in Rehmannia and Triaenophora (Scrophulariaceae). Acta Phytotaxonmica Sinica 45: 561-569.
Meng AP, Wang HC, Li JQ and Sima YK. 2006. A karyomorphological study of 40 species in 11 genera of the Magnoliaceae from China. Acta Phytotaxonomica Sinica 44: 47-63.
Li XD, Yang J, Shi QF and Li JQ. 2005. Allozyme analysis of genetic diversity in eight cultivated populations of Metasequoia glyptostroboides. Biodiversity Science 13(2): 97-104.
He ZC, Li JQ, Cai Q and Wang Q. 2005. The cytology of Actinidia, Saurauia and Clematoclethra (Actinidiaceae). Botanical Journal of the Linnean Society 147: 369-374.
Shi QF, Yang J, Li XD, Li XW and Li JQ. 2005. Genetic Diversity of Cultivated Populations of Metasequoia glyptostroboides. Acta Botanica Yunnanica 27(4): 403-412.
Wang HC, Meng AP, Li JQ and Sima YK. 2005 A Karyotypic Study on Manglietia (Magnoliaceae) from China. Caryologia, 58(2): 189-199.
Li XD, Li JQ and Zan YY. 2005. A New Species of Triaenophora (Scrophulariaceae) from China. Novon 15: 559-561.
He ZC, Li XD and Li JQ. 2005. Meiotic observations on the pollen mother cells of Manglietia patungensis Hu. Acta Phytotaxonomica Sinica 43(6): 526-532.
Li JQ, Jiang MX, Wang HC and Tian YQ. 2004. Rediscovery of Berchemiella wilsonii (Schneid.)Nakai (Rhamnaceae), an endangered species from Hubei, China. Acta Phytotaxonomica Sinica 42(1): 86-88.
He ZC, Li JQ and Wang HC. 2004. Karyomorphology of Davidia involucrata and Camptotheca acuminata, with special references to their systematic position. Botanical Journal of the Linnean Society 144: 193-198.
Song WH, Li XD, Li XW, Huang HW and Li JQ. 2004. Genetic diversity and conservation strategy of Psilopeganum sinense, a rare species in the Three-Gorges Reservoir area. Biodiversity Science 12(2):227-236.
Meng AP, He ZC, Li JQ and Wang HC. 2004. Karyomorphology of three Manglietia(Magnoliaceae) species. Acta Botanica Yunnanica 26(3):317-320
Wang HC, Meng AP, Li JQ and He ZC. 2004. Chromosome Numbers for Eight Species in Five Genera of Menispermaceae. The Journal of Japanese Botany 79(4): 241-246
He ZC, Li JQ, Cai Q, Li XD and Huang HW. 2004. Cytogenetic studies on Metasequoia glyptostroboides, a living fossil species. Genetica 122( 3): 269-276.
He ZC, Wang HC, Li JQ and Ye QG. 2004. Chromosome Behavior During Meiosis and Development of Spore Mother Cells in the Chinese Quillwort Isoetes sinensis T. C. Palmer (Isoetaceae). American Fern Journal 94(4): 183-195.
Li W, Xia LQ, Li JQ and Wang GX. 2004. Genetic diversity of Potamogeton maackianus in the Yangtze River. Aquatic Botany 80:227-240.
Li JQ, Wang HC, Li XD and Li XW. 2003. Molecular Phylogenetic Inference in Fagus (Fagaceae) Based on ITS (Internal Transcribed Spacer) Sequence of Nuclear Ribosomal DNA. Journal of Wuhan Botanical Research 21(1):31-36.
Li JQ and He ZC. 2003. Meiosis observation and chromosome configuration analysis of Magnolia denudata.Acta Phytotax.Sin. 41(4):362-368.
Li XD, Huang HW and Li JQ. 2003. Genetic diversity of the relict plant Metasequoia glyptostroboides. Biodiversity Science 11(2):100-108.
Li JQ, Huang HW and Sang T. 2002. Molecular phylogeny and infrageneric classification of Actinidia (Actinidiaeae). Systematic Botany 27(2):408-415.
Huang HW, LI ZZ and Li JQ. 2002. Phylogenetic relationships in Actinidia as revealed by RAPD analysis. Journal of the Ameican Society for Horicultural Science 127(5): 759-766.
Xia LQ, Li JQ and Li W. 2002. Genetic diversity of the clonal plants. Chinese Bull. Bot. 19: 425-431.
Esselman EJ,Li Jianqinag et al 1999, Clonal diversity in the rare Calamagrostis porteri ssp. insperat(Poaceae).Molecular Ecology.8:443-451. 承擔科研項目情況： 青藏高原濕地等植物種質資源調查。科技基礎性工作專項重點項目（2008-2012） 山毛櫸科錐屬的分類學研究。國家自然科學基金（2008-2010） 獼猴桃屬的分類學研究。 國家自然科學基金 （2006－2008） 獼猴桃屬的系統學研究。 國家自然科學基金 （2004－2006） 國家973項目的子課題水杉等關鍵物種的遺傳多樣性和保育策略。（2002－2005） 中國科學院方向性項目“植物的瀕危機制和保育原理研究”中的課題“瀕危植物的細胞遺傳學研究”。（2002-2004） 山毛櫸科的分子系統學研究。國家自然科學基金（1998-2000） 山毛櫸科系統發育和進化的研究。國家自然科學基金（1992-1994）