Vernation or leafing is the formation of new leaves or fronds. In plant anatomy, it is the arrangement of leaves in a bud. In pine species, new leaves...
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subgroups, usually on the basis of the pattern of the emerging leaves (vernation). In the era of molecular phylogenetics this characteristic has been shown...
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35–89 cm long. The leaves exhibit a scalariforme venation and supervolute vernation. Covering the leaves are tiny black glandular punctuates. The berries...
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referred to as praefoliation or prefoliation, but these terms may also mean vernation: the arrangement of leaves within a vegetative bud. Aestivation can be...
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leaves are initially folded in the bud, but later unrolls it is called vernation, ptyxis is the folding of an individual leaf in a bud. The Latin word...
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sepals and petals or their lobes in an unexpanded flower bud. Contrast vernation. aff. (affinis) With affinity to others, akin to; often used for a provisionally...
343 KB (28,974 words) - 14:55, 23 August 2024
on the plant, each fiddlehead would unroll into a new frond (circinate vernation). As fiddleheads are harvested early in the season, before the frond has...
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calendars most likely being observational and based on natural cycles like vernation and ripening. The traditional Chinese calendar is lunisolar, as are others...
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separated from each other that the vernation cannot be determined. There are six main types of vernation. In the valvar vernation, the flower pieces may touch...
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distinguishable for its involute vernation (leaf growth); comparatively, Cryptocoryne tends to exhibit convolute vernation. Helophytes, rarely rheophytes...
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flowers, which are the first flowers to bloom after Winter, even before vernation of the leaves of the tree. The symbolism of the nine-branched Chanukkiyah...
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this plant unroll in spirals – an arrangement similar to the circinate vernation seen in ferns. D. filiformis occurs naturally in both Canada and the United...
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a device that measures the moisture level in plant leaves Leaf shape Vernation – sprouting of leaves, also the arrangement of leaves in the bud slek...
113 KB (11,733 words) - 16:35, 20 July 2024
fiddlehead into fronds. This uncurling of the leaf is termed circinate vernation. Leaves are divided into two types: sporophylls and tropophylls. Sporophylls...
60 KB (5,783 words) - 05:19, 14 August 2024
light green, often crinkled, with a black midrib, and exhibit circinate vernation. Spores develop in sori on the underside of the fronds. These sori form...
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fronds held vertically. New fronds unfurl from a tight coil (circinate vernation) held on a tall stalk. Oblong sori (masses of spores) form beneath a curled-under...
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characteristic of coiling 'outward' when immature (outward circinate vernation). Seed germination may be aided by scarification. Drosophyllum lusitanicum...
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fronds are initially coiled into a fiddle-head or crozier (see circinate vernation), although cycad and palm fronds do not have this pattern of new leaf...
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the way in which an individual leaf is folded within an unopened bud. Vernation – the arrangement of leaves in an unopened bud. Plants, with regard to...
82 KB (10,361 words) - 14:43, 23 August 2024
iconoclasm. He was imprisoned and exiled, returning to Lesbos only after the vernation of icons was restored in 842.: 32–33 The bishop George of Mytilene, who...
283 KB (34,006 words) - 12:15, 8 August 2024
including woody rhizomes, operculate pollen, and the lack of circinate vernation in scape growth. All of these factors, combined with molecular data from...
29 KB (3,174 words) - 18:41, 14 February 2024
of Cryptocoryne species exhibit convolute vernation whereas Lagenandra species exhibit involute vernation. The name Cryptocoryne is derived from the...
13 KB (1,256 words) - 15:41, 12 June 2024
plant bud. For the arrangement of leaves within a vegetative bud, see Vernation. For the arrangement of flower parts within a flower bud (prefloration)...
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entire (undivided) fronds. The fronds of tree ferns also exhibit circinate vernation, meaning the young fronds emerge in coils that uncurl as they grow. Unlike...
16 KB (1,451 words) - 02:39, 5 July 2024
kerrii), this shape common in young, vernal leaves in other species, vernation folded, with the petiole usually sheathed, enclosing the axillary bud...
17 KB (1,700 words) - 15:41, 16 August 2024
parallel venation, brochidodromous or reduced to a single prominent vane, vernation normally conduplicate; anisophylly often occurs during the different growth...
36 KB (4,144 words) - 15:24, 18 July 2024
indeterminate growth, with fertile branches generally showing circinate vernation (initially curled up). Taylor, T.N.; Taylor, E.L. & Krings, M. (2009)...
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almost its whole length. The emerging leaves are hairy and show involute vernation; and the young leaves have a distinct bluish tint, which distinguishes...
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arrangement of veins in insect wings All pages with titles containing Venation Vernation, the arrangement of leaves in a bud This disambiguation page lists articles...
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dichotomously, and grew at the ends by unrolling, a process known as circinate vernation. The stems had a central vascular column in which the protoxylem was exarch...
17 KB (1,682 words) - 23:51, 29 June 2024