(n.) An ament; a species of inflorescence, consisting of a slender axis with many unisexual apetalous flowers along its sides, as in the willow and poplar, and (as to the staminate flowers) in the chestnut, oak, hickory, etc. -- so called from its resemblance to a cat's tail. See Illust. of Ament.
Example Sentences:
(1) The extracts with the broadest spectra of activity were prepared from: Alnus rubra bark and catkins, Fragaria chiloensis leaves, Moneses uniflora aerial parts, and Rhus glabra branches.
(2) Dot immunoblotting of crude extracts of various aerial parts of birch trees, using patient serum rich in birch pollen IgE, showed IgE-binding activity in leaves, buds, twigs, seeds, bark, and old male catkins.
(3) Ginger, pippali (native to India; also called dried catkins), pepper, and garlic showed the highest activity followed by asafetida, mustard, and horse-gram (native to India).
(4) The current 2012 edition maintained the changes, and instead of catkin, cauliflower, chestnut and clover, today’s edition of the dictionary, which is aimed at seven-year-olds starting Key Stage Two, features cut and paste, broadband and analogue.
(5) Hazel catkins were profuse, catching out hay fever sufferers late in the month.
(6) • Hazel catkins, which usually appear in March and April, appeared early in autumn at Washington Old Hall, Tyne and Wear, for the second year running • Mammals generally entered the winter in good condition, especially badgers, wild deer, and the wild sheep and goats in Cheddar Gorge.
(7) You can also lobby your local council to get trees planted that are bee-friendly, such as hazel and alder whose catkins provide a vital source of pollen in the spring, when the bees need this protein to feed to their young, expanding colony.
(8) Mica flecks in ancient granite shone like gold dust in caramel-coloured streams, beech trees were decorated with delicately suspended catkins and the upland breezes infused with coconut-like scent from early flowering gorse.
Inflorescence
Definition:
(n.) A flowering; the putting forth and unfolding of blossoms.
(n.) The mode of flowering, or the general arrangement and disposition of the flowers with reference to the axis, and to each other.
(n.) An axis on which all the flower buds.
Example Sentences:
(1) Powdered slaked lime applied to the chewed Areca nut with Piper betle inflorescence at the corner of the mouth causes the mean pH to rise to 10, at which reactive oxygen species are generated from betel quid ingredients in vitro.
(2) Arabidopsis flowers develop from groups of undifferentiated cells on the flank of an inflorescence meristem.
(3) The content of heparin-binding complexes amounted to about 20% of the total DNA quantity and 60 to 80% of nitrocellulose-retained DNA, being similar in preparations of DNA from calf thymus, chicken erythrocytes and cauliflower inflorescence.
(4) Poly(A)+ RNA was obtained from inflorescences and was shown to be able to code in vitro for a protein homologous to Par o I with respect to sodium dodecylsulphate polyacrylamide gel electrophoretic mobility and to antigenic specificity as defined by the binding, in affinity chromatography, to solid-phase IgG of rabbit anti-Par o I antisera, and in RAST inhibition, to IgE antibodies of human reaginic serum pool.
(5) The distribution of allergenic proteins was investigated in various tissues of white birch, Betula verrucosa (pollen, leaves and male inflorescences containing immature pollen).
(6) Although necessary for shaping a normal racemose inflorescence, the squa function is not absolutely essential for flower development.
(7) Artemisia annua L. contains artemisinin, an endoperoxide sesquiterpene lactone, mainly in its leaves and inflorescences.
(8) The first step in flower development is the transition of an inflorescence meristem into a floral meristem.
(9) No Bet v I could be extracted from immature male inflorescences.
(10) This was also true when comparing extracts of immature and fruiting inflorescences.
(11) The procedure established that macerated leaf sheath or pith from inflorescence stem placed either in a liquid medium or on a corn meal-malt extract agar medium produced isolated mycelium and characteristic conidia within a 3- to 3.5-week period.
(12) It has been determined that the thromboplastic agents from the inflorescence of the birch Betula pendula Roth, blossoms of the willow Salix daphnoides Vill., seeds of the pea Pisum sativum L. provoke protective reaction of the animal's anticoagulation system, though weaker expressed than the reaction of thromboplastin from brain.
(13) From fresh and dried herb (without inflorescences) of Anthemis nobilis L. a new sesquiterpene lactone C20H26O6 was isolated.
(14) The chemicals or their mixtures were either (1) mixed into soil, and chemical exposure to the target cells was through the roots of intact plants grown in the soil or (2) through plant cuttings in which the inflorescences received treatment by absorption through stem of an aqueous solution of the test chemicals.
(15) The aqueous extract of inflorescences of Parietaria judaica contains an allergen homologous to the major pollen allergen Par o I (14 kD), as shown by radio-allergosorbent test (RAST) inhibition and immunoblot analysis.
(16) The essential oil was extracted from the inflorescences of Rhaponticum uniflorum which are used as a Mongolian drug.
(17) The zoospores showed taxis towards the tissues surrounding the inflorescence of Lolium perenne L. in the rumen, invading principally the stomata and damaged tissues.
(18) Comparing the products of in vitro translation from mRNA preparations of mature pollen and of male inflorescences collected in June, October and February, little seasonal variations could be observed.
(19) We show that LEAFY interacts with another floral control gene, APETALA1, to promote the transition from inflorescence to floral meristem.
(20) Thick proximally unbranched dendrites with terminal arborizations and varicose inflorescences in the form of a basket are stained with the Golgi method.