Medrano, Mónica, Pablo Guitián and Javier Guitián. 2000. Patterns of fruit and seed set within inflorescences of Pancratium maritimum (Amaryllidaceae): nonuniform pollination, resource limitation, or architectural effects? American Journal of Botany. 87:493-501.
( abstract )
www.amjbot.org/cgi/content/full/87/4/493
= www.amjbot.org/cgi/reprint/87/4/493.pdf
Idso Sherwood B., Bruce A. Kimball, George R. Pettit III, Lynnette C. Garner, George R. Pettit and Ralph A. Backhaus. 2000. Effects of atmospheric CO2 enrichment on the growth and development of Hymenocallis littoralis (Amaryllidaceae) and the concentrations of several antineoplastic and antiviral constituents of its bulbs. American Journal of Botany. 87:769-773.
( abstract )
www.amjbot.org/cgi/content/full/87/6/769
= www.amjbot.org/cgi/reprint/87/6/769.pdf
Hodgins K.A. and S.C. H. Barrett. 2008. Geographic variation in floral morphology and style-morph ratios in a
sexually polymorphic daffodil. Am. J. Bot., 95: 185-195.
( abstract )