Gnetales
National Institutes of Health
Papers overview
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Abstract This study reports the complete plastome sequence of Gnetum ula, a gymnosperm species of Gnetaceae (Gnetophyta). The…
In this contribution, we studied the fossil plants preserved as impressions-compressions fromCarrizal Formation (Triassic…
Pollination, i.e., the transport of male gametophytes to female gametophytes, can occur with biotic or abiotic vectors and is…
Several investigations have focused on mature pollen of Ephedra; however, little is known about pollen ontogeny. This article is…
The phylogeny of seed plants has been debated for more than a hundred years and is still not fully understood. Morphological…
The phylogenetic relationships of some angiosperm families have remained enigmatic despite broad phylogenetic analyses of rbcL…
LEAFY gene is the positive regulator of the MADS-box genes in flower primordia. The number of MADS-box genes presumably increased…
Abstract. The development of seeds as a specialized organ for the nutrition, protection, and dispersal of the next generation was…
This paper presents eight ephedroid palynomorphs from the Lower Cretaceous (Upper Albian) of Hokkaido, Japan. The ephedroid…
IN a book just issued1, Dr. Hagerup, of Copenhagen, has revived the much-debated question of the origin of the Angiosperms…