Anatomia da raiz escora de Philodendron bipinnatifidum Schott (Araceae)

Floral Evolution of Philodendron Subgenus Meconostigma (Araceae)

Elucidating the evolutionary patterns of flower and inflorescence structure is pivotal to understanding the phylogenetic relationships of Angiosperms as a whole. The inflorescence morphology and anatomy of Philodendron subgenus Meconostigma, belonging to the monocot family Araceae, has been widely studied but the evolutionary relationships of subgenus Meconostigma and the evolution of its flowe...

Evolution of Philodendron (Araceae) species in Neotropical biomes

Philodendron is the second most diverse genus of the Araceae, a tropical monocot family with significant morphological diversity along its wide geographic distribution in the Neotropics. Although evolutionary studies of Philodendron were conducted in recent years, the phylogenetic relationship among its species remains unclear. Additionally, analyses conducted to date suggested the inclusion of...

Leonardo da Vinci: Il Trattato della Anatomia

Outstanding as were Leonardo da Vinci's achievements in anatomy it is well known that he never completed his studies in the subject. Although he tells us that he filled 120 books of anatomy none of these was published. The contents of these books are scattered throughout the various manuscripts many of which are at Windsor Castle. This present large work in three volumes, undertaken under the d...

Anatomia das redes no âmbito da Web social

This paper proposes an anatomy of social networks, discussing essential aspects and metrics. Fundamental concepts of social networks, a basic terminology and an extension are presented. Graphs, actors, channel of communication, relationship, or link, network density, types of centrality (degree, closeness, betweeness) and lambda set are described, as well as scale-free and small worlds models. ...

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