- great vascular bundle
- 大维管束
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
English-Chinese Dictionary of Agriculture (英汉农业大词典). 2013.
angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction any member of the more than 300,000 species of flowering plants (division Anthophyta) … Universalium
Evolutionary history of plants — Plants have evolved through increasing levels of complexity, from the earliest algal mats, through bryophytes, lycopods, ferns and gymnosperms to the complex angiosperms of today. While the simple plants continue to thrive, especially in the… … Wikipedia
Xylem — Multiple cross sections of a flowering plant stem showing primary and secondary xylem and phloem[1] Xylem is one of the two types of transport tissue in vascular plants. (Phloem is the other). The word xylem is derived from the Classical Greek… … Wikipedia
Poaceae — ▪ plant family Introduction formerly called Gramineae grass family of monocotyledonous flowering plants, a division of the order Poales. The Poaceae are the world s single most important source of food. They rank among the top five… … Universalium
fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… … Universalium
Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… … Universalium
Cactus/Temp — Taxobox name = Cacti image width = 250px image caption = Echinocereus triglochidiatus ssp. arizonicus regnum = Plantae divisio = Magnoliophyta classis = Rosopsida subclassis = Caryophyllidae ordo = Caryophyllales familia = Cactaceae familia… … Wikipedia
Claviceps purpurea — Scientific classification Kingdom: Fungi … Wikipedia
Ergot — This article is about the fungi. For the part of a horse s hoof, see Ergot (horse anatomy). Ergot Claviceps purpurea Scientific classification Kingdom … Wikipedia
Orchidaceae — Orchid redirects here. For other uses, see Orchid (disambiguation). Orchidaceae Temporal range: 80 Ma … Wikipedia
cardiovascular disease — Introduction any of the diseases, whether congenital or acquired, of the heart and blood vessels (blood vessel). Among the most important are atherosclerosis, rheumatic heart disease, and vascular inflammation. Cardiovascular diseases are a … Universalium