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Narcissus papyraceus (from papyrus and aceus; meaning paper-like [1]), one of a few species known as paperwhite, is a perennial bulbous plant native to the Mediterranean region, from Greece to Portugal plus Morocco and Algeria. The species is considered naturalized in the Azores, Corsica, Texas, California and Louisiana. [2]
A vanishing twin, also known as twin resorption, is a fetus in a multigestation pregnancy that dies in utero and is then partially or completely reabsorbed. [1] [2] In some instances, the dead twin is compressed into a flattened, parchment-like state known as fetus papyraceus.
Narcissus is a genus of perennial herbaceous bulbiferous geophytes, which die back after flowering to an underground storage bulb.They regrow in the following year from brown-skinned ovoid bulbs with pronounced necks, and reach heights of 5–80 centimetres (2.0–31.5 in) depending on the species.
Narcissus (Daffodil) Temporal range: 24–0 Ma Pre๊ ๊ O S D C P T J K Pg N Late Oligocene - Recent Narcissus poeticus Scientific classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Monocots Order: Asparagales Family: Amaryllidaceae Subfamily: Amaryllidoideae Tribe: Narcisseae Genus: Narcissus L. Type species Narcissus poeticus L. Subgenera Hermione Narcissus This ...
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N. tazetta growing in Israel Demeter and Persephone surrounded by daffodils - "Demeter rejoiced, for her daughter was by her side". Narcissi have been used decoratively for a long time, a wreath of white-flowered N. tazetta having been found in an ancient Egyptian grave, and in frescoes on the excavated walls of Pompeii. [16]
Narcissus papyraceus * Pheasant's-eye daffodil Narcissus poeticus * Hoop-petticoat daffodil Narcissus bulbocodium * Daffodil Narcissus pseudonarcissus: Cyclamen-flowered daffodil Narcissus cyclamineus *
The exact etiology of ACC is still unclear but intrauterine infection by varicella or herpes virus, drugs such as methimazole, misoprostol, valproate, cocaine, marijuana etc., fetus papyraceus, feto-fetal transfusion, vascular coagulation defects, amniotic membrane adherence, abnormal elastic fiber biomechanical forces and trauma are implicated.