Shen, E. Yu-Feng. 1961. Concerning Azolla imbricata. Amer. Fern J. 51: 151 -
　　155, pl. 10.
Shing, K. and others. 1990. Flora Reipublicae Popularis Sinicae, delectis Florae
　　Reipublicae Popularis Sinicae, agendae Academiae Sinicae edita: tomus
　　3(1). Pteridophyta: Pteridiaceae, Acrostichaceae, Stenochlaenaceae,
　　Sinopteridaceae, Adiantaceae, Hemionitidaceae, Parkeriaceae
　　(Ceratopteridaceae). (Beijing): Science Press, 1990 x, 306p.
Sweet, A. & L. V. Hills. 1971. A study of Azolla pinnata R. Brown. Amer. Fern
　　J. 71: 1 - 13, pl. 1 - 4.
Windham, M. D. 1993. Pteridaceae Reichenbach: maidenhair fern family. In
　　Flora of North America Editorial Committee, (ed.), Flora of North America
　　and North of Mexico: vol. 2. Pteridophytes and Gymnosperms. New York:
　　OUP, pp.122-186.

(二)、爵床科 Acanthaceae
Angerstein, M. B., and D. E. Lemke. 1994. First records of the aquatic weed
　　Hygrophila polysperma (Acanthaceae) from Texas. Sida 16(2): 365-371.
Chou, L., and X. Lo. 1996. A revision of the Nantian Xianzi specific names of
　　Hygrophila. Guihaia 16(4): 373-374.
Cramer, L. 1989. The Hygrophila complex (Acanthaceae) in India and Ceylon.
　　Nordic J. Bot. 9(3): 261-263.
Huang, J. C., W. K. Wang, K. H. Hong and T. Y. Chiang. 2001. Population
　　differentiation and phylogeography of Hygrophila pogonocalyx based on
　　RAPDs fingerprints. Aquatic Bot. 70(4): 269-280.
Ramamoorthy, T. P., and B. L. Turner. 1992. Nomaphila stricta (Acanthaceae),
　　a newly discerned aquatic weed in Texas, and the first report for North
　　America. Sida 15(1): 115-117.

(三)、澤瀉科 Alismataceae
梁維政。1991。亞洲苦草与刺苦草的染色体數目和核型。廣西植物11(2): 153-156。
Bogin, C. 1955. Revison of the genus Sagittaria (Alismataceae). Mem. N.Y.
　　Bot. Gard. 9(2): 179-233.
Chen, J. 1989. Systematic and evolutionary botanical studies on Chinese
　　Sagittaria. Wuhan, Wuhan University Press., vi+141pp.
Du, G. W., Q. M. Yi and J. K. Chen. 1998. Phylogenetic relationship of Chinese
　　Sagittaria species (Alismataceae) based on AP-PCR analysis. Acta
　　Phytotax.　 Sin. 36(3): 216-221.
Sage, L. W., Lloyd, S. G. and J. P. Pigott. 2000. Sagittaria platyphylla
　　(Alismataceae), a new aquatic weed threat in Western Australia. Nuytsia
　　13(2): 403-405.
Zhong Y. 1992. Studies on the phylogenetic relationships of Chinese Sagittaria
　　(Alismataceae). J. Wuhan Bot. Res. 10(3): 243-248.

(四)、莧科 Amaranthaceae
Chang, Y. T. and M. J. Lai. 1990. Alternanthera purpurea Y. T. Chang et Lai,
　　sp. nov. Landscape Archit. (Taiwan) no.4: 125.