Comparative leaf morphology and anatomy of three asteraceae. Studies on anatomy, chemistry, cytology, molecular phylogeny. Anatomy of ovary and ovule in dandelions taraxacum, asteraceae. Plant anatomy chapter 35 stems roots leaf periderm dicot root monocot root pith dicot stem monocot. Leaf morphology and anatomy of asteraceae of the pampas. Plant discoveries sherwin carlquist ecological wood anatomy. Explore human anatomy, physiology, and genetics innerbody. Within the definitions, italics when not names of genera indicate terms that are defined in this glossary. A new type of kranz anatomy in asteraceae article pdf available in australian journal of botany 512 january 2003 with 338 reads how we measure reads. A spike is an elongated inflorescence with a central axis where sessile flowers are attached. This family has about 25,000 different plant species, including many different varieties of daisy and aster, as well as the sunflower, yarrow, goldenrod, and dahlia.
Inflorescence anatomy shows structures commonly described for asteraceae members. Reliable anatomical descriptions of these plants and of possible adulterations provide a basis for fast identification and cheap purity controls of respective medicinal drugs by means of light microscopy. Apr 07, 2020 the asteraceae family, also referred to as the compositae family, is one of the largest families of flowering plants. Details morphology and anatomy of leaf mine in richterago. The asteraceae may represent as much as 10% of autochthonous flora in many regions of the world.
List of plants in the family asteraceae britannica. Diploids are obligate sexual, whereas polyploids are usually apomictic. Read anatomy and essential oils from aerial organs in three species of aldama asteraceaeheliantheae that have a difficult delimitation, australian journal of botany on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Pdf on apr 4, 2016, okan kocabas and others published an anatomical study on the cichorium pumilum jacq. In this way the family name asteraceae is made up by using the name aster and adding aceae. Sep 01, 2014 paper iii diversity of seed plants and their systematics. There are a few subfamilies that are sometimes included in asteraceae, including lactuceae dandelions, sowthistle, lettuce.
The plants are characterized by their composite flower heads and oneseeded achene fruits. This category is being discussed as part of a categories for discussion process. Numerous species of the asteraceae, the composites, are famous for their use in both traditional and conventional medicine. Pdf an anatomical study on the cichorium pumilum jacq. An anatomical investigation on asteraceae family at rajshahi. Nevertheless, detailed comparative studies on root and rhizome. Asteraceae or compositae commonly referred tae as the aster, gowan, or sunflouer faimily, is a ower lairge an widespread faimily o angiospermae. In terms of numbers of species, the asteraceae are rivaled only by the orchidaceae. Comparative leaf morphology and anatomy of three asteraceae species brazilian archives of biology and technology 7 d g c f a h e figure 1 a. Asteraceae simple english wikipedia, the free encyclopedia. The value of root and rhizome anatomy for the taxonomic characterisation of 59 species classified into 34 genera and 12 subtribes from the asteraceae tribes cardueae and cichorieae was assessed. It includes a large number of genera and species with rapid rates of radiation and possibly also of evolution.
Toward a phylogenetic subfamilial classification for the compositae asteraceae. Daisies, aster, and sunflowers are some of the most popular flowers in this family. Morphological, anatomical and palynological investigation on sonchus erzincanicusmatthews asteraceae consist of 67 layers of usually oval cells and makes up 16 to 18 % of the tissue in s. Madiinae in relation to adaptive radiation1 sherwin carlquist2 abstract. Members of asteraceae occur in nearly every terrestrial habitat, though most are herbs in temperate and subtropical regions. The following is a list of some of the major genera and species in asteraceae, arranged alphabetically by common name. It is made of several tribes, including astereae, calenduleae, eupatorieae, gnaphalieae, heliantheae, senecioneae and tageteae. Proceedings of the biological society of washington 1154. The only major asteraceae crop of north american origin is the sunflower, helianthus annuus, which is valued for its seed oil and is appreciated in the. Two types of florets ie disc floret in the centeral part and ray floret towards the peripheral part are present. The asteraceae family is the largest family of flowering plants and one of the most worldwide distributed. New combinations and infrafamilial taxa in the asteraceae.
Asteraceae find, read and cite all the research you need on researchgate. Habitplants terrestrial, often vinelike, mostly herbaceous, perennating by pseudobulbs. An austrian perspective on the history of economic thought, 2 volumes. Observations on the vegetative anatomy of crepidiastrum and. They are distinguished by having flower heads capitula which are made of hundreds or thousands of tiny individual flowers. Suitability of root and rhizome anatomy for taxonomic.
Learn about the comparison between orchidaceae and asteraceae. An anatomical investigation on asteraceae family at. Our mission is to provide objective, sciencebased advice to help you make more informed testing choices. Cypsela anatomy in the cotuleae asteraceaeanthemideae. Although the species share a basic wood plan, quantitative expressions range widely, espe. Anatomy of ovary and ovule in dandelions taraxacum. Comparative leaf anatomy of baccharis asteraceae from high. In addition, the evolutionary history of anatomical characters was reconstructed using a nuclear ribosomal dna sequencebased phylogeny of the cichorieae. Glossary of botanical terms used in the asteraceae accepted terms are indicated by boldface. Leaf morphology and anatomy of asteraceae of the pampas biome. Sunflower, genus helianthus, genus of nearly 70 species of herbaceous plants of the aster family asteraceae.
The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. It contains about 70% of the species of the family. The only other plant family with a comparable number of species is orchidaceae, the orchid family, in the order asparagales. Asteraceae creationwiki, the encyclopedia of creation. Qualitative and quantitative features are reported for stem wood of collections of 12 species of the hawaiian genus dubautia. Asteraceae has a singular petal anatomy manifested by, for example, the suppression of the midvein of the petal lobes stebbins, 1977 or the fusion of the lateral veins of adjacent petals gustafsson and bremer, 1995. It includes maximum number of genera 950 and species 20000. Longitudinal and transversal sections of mature leaf blades of the three species were analyzed at the apex. Asteraceae forms a polyploid complex within which there are strong links between the ploidy level and the mode of reproduction. In the morphological studies, the properties of these endemic subspecies were determined and measurements made on the materials and compared with floristic. Media in category microscopic images of asteraceae stems the following 17 files are in this category, out of 17 total. Read cypsela anatomy in the cotuleae asteraceaeanthemideae, botanical journal of the linnean society on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Asteraceae or compositae is an exceedingly large and widespread family of flowering plants with more than 23,600 currently accepted species, spread across 1,620 genera and subfamilies. It includes the plants that are normally cultivated for ornamental flowers as well as for oil value.
Asteraceae or compositae commonly referred to as the aster, daisy, composite, or sunflower family, is a very large and widespread family of flowering plants angiospermae the family includes over 32,000 currently accepted species, in over 1,900 genera in subfamilies. Characteristic features and economic importance of family compositae or asteraceae. The following is a list of some of the major genera and. Observations on the vegetative anatomy of crepidiastrum and dendrocacalia asteraceae sherwin carlquist introduction although crepidiastrum nakai belongs to the tribe lactuceae whereas dendrocacalia nakai is a member ofsenecioneae, the two genera have been grouped here because both form woody species on offshore islands ofjapan. Many of them are spices used in traditional medicine to cure microbial infections. The asteraceae is one of the largest families of flowering plants. Review articles the medicinal value of asteraceae family. Characteristic features and economic importance of family. Comparative leaf anatomy of baccharis asteraceae from. The family asteraceae compositae is regarded as the most advanced and highly evolved and is considered to occupy the highest position in the plant kingdom. The paper reports on a comparative study of the ovary and especially the ovule anatomy in the diploid dandelion t.
Innerbody is the largest medical and wellness testing guide online, helping over one million visitors each month. Asteraceae plants of the aster or sunflower family previously known as the composite family. Involucral bracts and paleae are characterised by the presence of multilayer sclerenchyma in the mesophyll. Longitudinal and transversal sections of mature leaf blades of the three species were analyzed at the apex, base, and medium third part of the midvein of the leaf blade and of the margin. Asteraceae is the largest family in magnoliophyta flowering plants. Densely distributed vermiform lanate and glandular biseriate trichomes are present on the peduncle and on both leaf sides. Wheat, barley, ryegrass, wheatgrass, gladioli, and liatris are spike inflorescences. Photosynthetic characteristics the c3c4 intermediate. Types of anatomy microscopic anatomy cytologyinternal structure of cells. There are about 25,000 species distributed in 1,100 genera, representing 10% of all plant species currently on earth and they have a cosmopolitan distribution except the antarctica. Modes of reproduction in the chinese asteraceae are known only fragmentarily. Secretory channels and glandular trichomes are phylogenetically constant among species of the asteraceae family metcalfe and chalk, 1950 and are responsible for the secretion of the most frequent lipophilic compounds terpenes, free fatty acids, waxes and others, which primarily act in defensive chemistry against the attack of herbivores and.
Learn the respiratory, cardiovascular and nervous systems and much more with free courses from top universities. The paper that began ecological wood anatomy, the 1966 wood anatomy of compositae. Wagenitz which are endemic for turkey were investigated. In terms o nummers o species, asteraceae is rivaled anly bi orchidaceae. Asteraceae family is the largest family of angiosperms. Asteroideae is a subfamily of the plant family asteraceae. Comparative leaf anatomy of baccharis asteraceae from highaltitude grasslands in brazil. Floral development and evolution of capitulum structure in. To introduce plant nomenclature and classification. Asteraceae pollen dated to the eocene has also been found in egypt kedves, 1971, china song et al.
Introduction plants can be identified by observing certain distinguishing morphological characteristics. Article published on january 2 0, 20 abstract anatomical especially stomata and trichome investigation of the family asteraceae compositae growing throughout the rajshahi division situated in the northern part of bangladesh was carried out. Apr 20, 2018 in asteraceae family the inflorescence is capitylum. Asteraceae is an economically important family, providing products such as cooking oils, leaf vegetables like lettuce, sunflower seeds, artichokes, sweetening agents, coffee substitutes and herbal teas. The family is divided into three subfamilies and a number of tribes. In anacyclus, where there are 1 homogamous capitula, with bisexual, mainly actinomorphic and pentamerous flowers. Most of the diversity in the pseudanthia of asteraceae is based on the differential symmetry and sexuality of its flowers.
Information and translations of asteraceae in the most comprehensive dictionary definitions resource on the web. Taxonomic discussion on the asteraceae is included under the relevant tribes. The group haes mair than 23,000 currently acceptit species, spread athort 1,620 genera an 12 subfaimilies. In this study, morphological, anatomical and palynological properties of centaurea calcitrapa l. Morphological, anatomical and palynological investigation.
Asteraceae creationwiki, the encyclopedia of creation science. Morphological, anatomical and palynological investigation on sonchus erzincanicusmatthews asteraceae consist of 67 layers of usually oval cells and makes up 16 to. Morphological, anatomical and palynological investigation on. Relatively few north american species of asteraceae are economically important or widely used ethnobotanically. The aster family asteraceae is one of the largest angiosperm families, with more than 1,620 genera and 23,600 species of herbaceous plants, shrubs, and trees distributed throughout the world. Asteraceae is a large family of flowering plants, with more than 1,620 genera and 23,600 species. To begin to identify plants using morphological characteristics. As regards the world diversity of the family, only about 12% of genera have been studied using cytoembryology to identify the reproduction system. Asteroideae contains plants found all over the world, many of which are shrubby. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. Morphology of flowering plants family asteraceae or. Perhaps the most amazing examples are in the madiinae see ecological wood anatomy, especially dubautia pdf. It is the largest family of dicotyledons, comprising 950 genera and 20,000 species, out of which 697 species occur in india. Fossil pollen records have been used recently to shed light on the time of origin of asteraceae.
58 1043 1528 711 1028 940 1537 725 638 1599 89 1407 913 1478 1099 1317 1397 1453 278 369 715 1350 1084 524 1592 5 12 754 310 43 1005 1421 1352 7 306 1265 1448