Bibiography:  Reference Listing
for the Callitrichaceae

Fassett, N. C. 1951. Callitriche in the New World. Rhodora 53:137-222.

Philbrick, C.T. 1993. Underwater cross-pollination in Callitriche hermaphroditica (Callitrichaceae): Evidence from randomly amplified polymorphic DNA markers Amer. J. Bot. 80:391-394.

Philbrick, C.T. and G.J. Anderson. 1992. Pollination biology in the Callitrichaceae Syst. Bot. 17:282-292.

Philbrick, C.T. and J.M. Osborn. 1994. Exine reduction in underwater flowering Callitriche (Callitrichaceae): Implications for the evolution of hypohydrophily Rhodora 96:370-381.

Philbrick, C.T. and R.K. Jansen. 1991. Phylogenetic studies of North American Callitriche (Callitrichaceae) using Chloroplast DNA restriction fragment analysis Syst. Bot. 16:478-491.