The life cycle type of Grindelia lanceolata Nutt has been described as biennial, short-lived monocarpic perennial, and (polycarpic) perennial in the taxonomic literature. Plants of this species in ...

American Journal of Botany, Vol. 15, No. 6 (Jun., 1928), pp. 372-394 (23 pages) The more important results of this study, which involved macroscopic and microscopic investigation of thirty-seven ...

The flowering plants (also called angiosperms) are the dominant and most familiar group of land plants. The flowering plants and the gymnosperms comprise the two groups in the seed plants. The flowers ...

Almost every plant we eat has a flower, and flowering plants populate every corner of the planet. But many questions remain about how and when this vast group emerged throughout the history of life on ...

Fossil of Gansufructus saligna gen. et sp. nov. showing branches, leaves as well as terminal fruits in different stages of maturity. Scale bars: 1.0 cm. In his vast correspondence with other ...

A new study unveils the most comprehensive understanding of the evolutionary history of flowering plants to date. The research analyzed 1.8 billion letters of genetic code from more than 9,500 species ...

The function of MADS-box genes in flower and fruit development has been uncovered at a rapid pace over the past decade. Evolutionary biologists can now analyse the expression pattern of MADS-box genes ...

Researchers at the University of Bristol have identified the huge impact of flowering plants on the evolution of life on Earth. Flowering plants today include most of the plants humans eat or drink, ...

Pyrenees fossils suggest the Montsechia lived up to 130 million years ago and is the earliest known example of a fully submerged aquatic flowering plant Editor's note: The following essay is reprinted ...