viscin

(ˈvɪsɪn)

(Botany) a sticky substance found on mistletoe seeds

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References in periodicals archive ?

Pollenkitt and viscin threads: their role in cementing pollen grains.

Polen de Zingiberales de humedales rioplatenses y selvas subtropicales del NE de la Argentina

Orbicules have not been observed in taxa with viscin threads, elastoviscin, massulae or compact pollinia (Pacini, 1997).

Orbicules in flowering plants: a phylogenetic perspective on their form and function

Of these viable fruits, 7 had normal cotyledons, which were placed to germinate without the seed coat, i.e., exocarp = peel and viscin, and one with the seed coat.

Frugivory of Neosilba species (Diptera: Lonchaeidae) and Thepytus echelta (Lepidoptera: Lycaenidae) on Psittacanthus (Santalales: Loranthaceae) in ecotonal Cerrado-South Pantanal, Brazil

The main components of bitter melon, Charantia, viscin and polypeptide B are thought to be responsible for its hypoglycaemic and insulin-like effects.

Diabetes mellitus and phytotherapy in Turkey

Apoptosis inducing activity of viscin, a lipophilic extract from Viscum album L.

The administration of demethyl fruticulin a from Salvia corrugata to mammalian cells lines induces "anoikis", a special form of apoptosis

A mixed-pollen treatment was not performed because Euphorbia pollen, which contains viscin threads, formed aggregations and it was not feasible to mix pollen evenly.

Pollination of Sisyrinchium campestre (Iridaceae) in prairies invaded by the introduced plant Euphorbia esula (Euphorbiaceae)

Hermaphroditic flowers develop from leaf axils and have eight stamens (with pollen connected by viscin threads), and a cross-shaped stigma (Eisendrath 1978).

FITNESS IMPACTS OF HERBIVORY THROUGH INDIRECT EFFECTS ON PLANT-POLLINATOR INTERACTIONS IN OENOTHERA MACROCARPA

Ontogeny of Calliandra--massulae (Mimosaceae: Ingeae), and the associated viscin body.

Stigma diversity in tropical legumes with considerations on stigma classification

This method assumes that there is no loss of pollen during the sequence, which is reasonable, as the individual pollen massulae are bound together tightly by elastic viscin threads (Darwin 1877).

POLLEN CARRYOVER, GEITONOGAMY, AND THE EVOLUTION OF DECEPTIVE POLLINATION SYSTEMS IN ORCHIDS

Nonapertural exine sculpturing (Walker & Walker, 1984): (0) reticulate, beaded, spinulose, or verrucate; (1) reticulate, smooth, without tectal spinules; (2) tectum with insular protrusions; (3) rugulate, imperforate, with viscin threads; (4) psilate; (5) clavate.

Systematics and leaf architecture of the Gunneraceae

Sticky viscin in their fruits can influence quality of dispersal by causing birds to wipe defecated seeds on branches of a diameter appropriate for germination and establishment (Reid 1989, 1991, Sargent 1995).