52
FURNESS, C.A.; RUDALL, P. J. Inaperturate pollen in Monocotyledons.
International Journal of Plant Sciences, Chicago, v. 160, p. 395-414, 1999b.
FURNESS, C. A; RUDALL, P. J. Pollen and anther characters in monocot
systematics. Grana, Stockholm, v. 40, p. 17-25, 2001.
FURNESS, C. A.; RUDALL, P. J.; SAMPSON, F. B. Evolution of microsporogenesis
in Angiosperms. International Journal of Plant Sciences, Chicago, v. 163, p. 235-
260, 2002.
GERRITS, P. O.; SMID, L. A new, less toxic polymerization system form the
embedding of soft tissues in glycol methacrylate and subsequent preparing of serial
sections. Journal of Microscopy, Oxford, v. 132, p. 81-85, 1983.
GUO, Y. H.; COOK, C. D. K. Pollination efficiency of Potamogeton-pectinatus L.
Aquatic Botany, Amsterdam, v. 34, p. 381-384, 1989.
HAGSTRÖM, J.O. Critical researches on the Potamogetons. Kungliga Svenska
Vetenskapsakademiens Handlingar, Stockholm, v. 55, p.1–281, 1916.
HARDY, C. R.; STEVENSON, D. W. Development of gametophytes, flower, and
floral vasculature in Cochliostema odoratissimum (Commelinaceae). Botanical
Journal of the Linnean Society, London, v. 134, p. 131-157, 2000.
HARDY, C. R.; STEVENSON, D. W.; KISS, H. G. Development of gametophytes,
flower, and floral vasculature in Dichorisandra thyrsiflora (Commelinaceae).
American Journal of Botany, Saint Louis, v. 87, p. 1228-1239, 2000.
HAYNES, R. R. A revision of North American Potamogeton subsection pusilli
(Potamogetonaceae). Rhodora, Cambridge, v. 76, p. 564-649, 1974.
HAYNES, R. R.; HOLM-NIELSEN, L. B. Potamogetonaceae. Flora Neotropica, New
York, n. 85, p. 1-52, 2003.
HEGELMAIER, F. Über die Entwicklung der Blüthentheile von Potamogeton.
Botanische Zeitung, Berlin, v. 28, p. 283-320, 1870.
HESLOP-HARRISON, J. An ultraestrutural study of pollen wall ontogeny in Silene
pendula. Grana Palynologica, Stockholm, v. 4, p. 7-24, 1963.
HESLOP-HARRISON, J. The pollen grain wall. Science, Washington, v. 161, p. 230-
237, 1968.
HESLOP-HARRISON, J. The pollen wall: structure and development. In: HESLOP-
HARRISON, J (Ed.). Pollen: development and physiology. London: Butterworths,
1971.
HOLLOWAY, S. J.; FRIEDMAN, W. E. Embryological features of Tofieldia glutinosa
and their bearing on the early diversification of monocotyledonous plants. Annals of
Botany, Oxford, v. 102, p. 167-182, 2008.