FAMILIA SCHISANDRACEAE PDF

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[Schisandraceae + Trimeniaceae]: flowers <3 cm across; pollen other than mono[ ana]sulcate; infra-stylar extra-gynoecial compitum/pollen tube. PDF | A population ofSchisandra glabra (Schisandraceae) found in the Schisandra glabra es la Ășnica especie de la familia presente en el. A population of Schisandra glabra(Schisandraceae) found in the cloud forest of Schisandra glabra es la Ășnica especie de la familia presente en el continente.

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Mexico, Greater Antilles map: This family consists of woody plants, containing essential oils. Retrieved 4 November Such a family has been recognized by most taxonomists, at least for the past several decades. For embryo sac and endosperm development, see Floyd and FriedmanFriedman et al.

Some plants of Trimenia papuana have inaperturate pollen, while some have polyporate pollen Sampson ; the endexine is lamellate. It places the family in order Austrobaileyaleswhich in turn is accepted as being among the most basic lineages in the clade angiosperms. Cuticular striations are known to occur only at and above this node Upchurch The American Society of Plant Schisadraceae. Details of pollination, with small diptera the commonest pollinators, have recently been clarified see especially Luo et al.

This is partly because homoplasy is very common, in addition, basic information for all too many characters is very incomplete, frequently coming from taxa well embedded in the clade of interest and so making the position of any putative apomorphy uncertain.

In Schisandraat least, the parts of the perianth that are exposed in bud are sepal-like schisadraceae their exteriors Warner et al. Ages in Luo et al. Views Read Edit View history. Friedman and Bachelier See Hegnauer for a discussion of the chemistry of the Polycarpicae, which also includes the magnoliids and Ranunculales.

North America and Portugal Friis et al. From Wikipedia, the free encyclopedia.

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Illicium anisatum – Wikimedia Commons

For pollination – possibly sapromyophily – see Gottsberger a. Columellar infratectal structure of pollen grains may be best optimised here; the plesiomorphic condition is granular, also found in the pollen of several Magnoliales, Monimiaceae, etc. Laterocytic stomata are common in the order, and the cuticle surface schiandraceae radiate-striate around the secretory cells on the lower surface of the leaf blade in Austrobaileyaceae and Schisandraceae, at least Baranova b for discussion; Carpenter Anacostiafossils with graded-reticulate monosulcate to trichotomosulcate pollen and exotestal seeds from Cretaceous Barremian-Aptian schisanddaceae some m.

Schisandraceae Scientific classification Kingdom: A fossil-based estimate for fammilia age of this clade is ca m. The larvae of these midges develop in the floral tissue once it has dropped to the ground, feeding on floral exudates not ovules or pollen.

Ignoring error bars, divergence in Schisandraceae, in all three genera of which the midge Resseliella is the major pollinator, began ca Table S2 thought that this node might be ca m. The stylar canal is filled with secretion. However, Friis et al. By using this site, you agree to the Terms of Use and Shcisandraceae Policy. Endress and Doyle discuss some apomorphies floral morphology.

Uses authors parameter Articles with ‘species’ microformats CS1 maint: Australia to Fiji map: Shrubs or trees; plants Al accumulators; pits vestured ; nodes 1: Many of the bolded characters in the characterization above are apomorphies of more or less inclusive clades of streptophytes along the lineage leading to the embryophytes, not apomorphies of crown-group embryophytes per se.

New Guinea and S. Furness and Losada et al. Pollination Schisandaceae are pollinated predominantly by noctural gall midges that lay their eggs in the male and female flowers in Schisandraceae species with unisexual flowers or the male-stage and female-stage flowers in species schisanrraceae bisexual flowers.

Distinctive trimeniaceous seeds, albeit without the vascularized testa of extant taxa, have been found in Late Albian deposits some m.

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Schisandraceae is a family of flowering plants with 3 known genera and a total of 92 known species Luo et al. Botanical Journal of the Linnean Society. The prophylls of Schizandra are reported to be adaxial Keller ; those I have seen are lateral.

Schisandraceae

This leaves only two genera in the family Schisandraceae sensu strictoconsisting of Schisandra and Kadsuratotalling several dozen species, which are found in tropical to temperate regions of East and Southeast Asia and North America. For vegetative anatomy, see Metcalfefor some developmental morphology of ovules and seeds, inc.

Some general information is taken from Bailey and NastKengand Saunders, Sy et al. Before that, the plants concerned were assigned to family Magnoliaceae and Illiciaceae. In Kadsura midges laid eggs in the flowers, usually in the androecium or gynoecium, but in K. In all node characterizations, boldface denotes a possible apomorphy, For the growth of the pollen tube through mucilage on the surface of the epidermis rather than between cells, i.

For pollination, see Bernhardt et al. There is some discussion as to whether the highly inclined end walls of the sieve tube have sieve plates, or not Evert Characters mentioned are those of the immediate common ancestor of the group, [] contains explanatory material, features common in clade, exact status unclear.

The pollen is modified monosulcate via tritomosulcate. It regarded both families as being among the most basic lineages in the clade angiosperms. This page was last edited on 6 Septemberat Only female midges visited the flowers, and each species of Kadsurafor example, was visited by a different species of midge.