沪江词库精选class angiospermae是什么意思、英语单词推荐、用法及解释 phr. 被子植物;爵床科 英语解释 comprising flowering plants that produce seeds enclosed in an ovary; in some systems considered a class (Angiospermae) and in others a division (Magnoliophyta or Anthophyta)...
Its class is Magnoliopsida (a class of flowering plants). Sapindales is the order. The order is Sapindales; one of the common features of its members is the ability to produce sap. Sapindaceae is the family. Acer is the genus. Its species is A. saccharum Marsh, and commonly we call...
Definitions ofclass Angiospermae noun comprising flowering plants that produce seeds enclosed in an ovary; in some systems considered a class (Angiospermae) and in others a division (Magnoliophyta or Anthophyta) synonyms:Angiospermae,Anthophyta,Magnoliophyta,division Anthophyta,division Magnoliophyta ...
For example, the structure of flower parts is considered more significant than the shape of the leaves in flowering plants because leaf shape appears to evolve much more quickly. Much of the science of taxonomy has been concerned with judging which traits are most significant. If new evidence re...
What is an annual plant of the family Asteraceae? What is a pitcher plant? What is dieback in plant pathology? What is the origin of flowering plants? To which class do honey bees belong? What is the stamen of a flower? What is in the class Arachnida?
We report the draft genome sequence of the model moss Physcomitrella patens and compare its features with those of flowering plants, from which it is separ... SA Rensing,D Lang,AD Zimmer,... - 《Science》 被引量: 2722发表: 2008年 Exploring plant biodiversity: the Physcomitrella genome and...
Chapter 6 - Anatomy of Flowering Plants Notes Chapter 7 - Structural Organisation in Animals Notes Chapter 8 - Cell The Unit of Life Notes Chapter 9 - Biomolecules Notes Chapter 10 - Cell Cycle and Cell Division Notes Chapter 11 - Transport in Plants Notes Chapter 12 - Mineral Nutrition Notes...
gymnosperm- plants of the class Gymnospermae having seeds not enclosed in an ovary class Gnetopsida,Gnetophyta,Gnetophytina,Gnetopsida,subdivision Gnetophytina- gymnospermous flowering plants; supposed link between conifers and angiosperms; in some systems classified as a class (Gnetopsida) and in...
The angiosperms or flowering plants appear in the fossil record during the Cretaceous period, 135 million to 70 million years ago. Since this period they have become the dominant form of vegetation on land throughout the world. There are about 300000 species of angiosperms — more than all ...
liliopsid family,monocot family- family of flowering plants having a single cotyledon (embryonic leaf) in the seed dicot family,magnoliopsid family- family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination ...