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These illustrations depicted a vast array of European and exotic plants, often accompanied by detailed annotations on plant anatomy, including flowers, leaves, seeds, and fruits at various stages of development. While a few drawings were done in black ink or pencil, most were finely enhanced with watercolor.
Studies of an Infant is a set of eight red chalk drawings on red ochre-prepared paper by Leonardo da Vinci, housed in the Gallerie dell'Accademia in Venice. These are representations of all or part of the body of a very young child, considered to be preparatory studies for the Infant Jesus in the oil painting The Virgin and Child with Saint Anne in the Louvre.
Many details must be discussed between the artist and scientist before a final drawing can be completed, and additional preliminary drawings must be prepared in order to work out aesthetic details. Pen and ink (often a flex nib fountain pen) line illustrations are clean, crisp, clear, and inexpensive to produce, making them ideal for biological ...
Floral diagram of Anagallis arvensis. [1]: 307 The dot represents the main axis, green structure below is the subtending bract.Calyx (green arcs) consists of five free sepals; corolla (red arcs) consists of five fused petals.
Drawing of the head of a four-week-old human embryo. From Gray's Anatomy. Embryo drawing is the illustration of embryos in their developmental sequence. In plants and animals, an embryo develops from a zygote, the single cell that results when an egg and sperm fuse during fertilization. In animals, the zygote divides repeatedly to form a ball ...
Medical illustrations have been made possibly since the beginning of medicine [1] in any case for hundreds (or thousands) of years. Many illuminated manuscripts and Arabic scholarly treatises of the medieval period contained illustrations representing various anatomical systems (circulatory, nervous, urogenital), pathologies, or treatment methodologies.
Anatomical manuscript C was in turn divided into six anatomical quires, the Quaderni di anatomia I–VI. [2] Studies of a fetus in the womb, from Codex Windsor (W.19102 recto), black chalk, sanguine, pen, ink wash on paper. One image shows a fetus in the right position within an excised uterus.
[1] [6] The flower stem is known as a pedicel, and those flowers with such a stem are called pedicellate, while those without are called sessile. [7] In the angiosperms, the flowers are arranged on a flower stem as an inflorescence. Just beneath (subtended) the flower there may be a modified, and usually reduced, leaf, called a bract.