安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Biology Notes on Flowers | Plants
The below mentioned article provides biology notes on Flowers or Floral Organs Flower is a specialized condensed shoot of an angiospermic plant in which the shoot apical meristem gets transformed into floral meristem for carrying out sexual reproduction through progressive specialisation of leaves into floral appendages Like a branch, it may develop in the axil of small leaf-like structure
- Sapindaceae: Characters, Distribution and Affinities
In this article we will discuss about:- 1 Characters of Sapindaceae 2 Distribution of Sapindaceae 3 Economic Importance 4 Affinities Characters of Sapindaceae: Trees, shrubs or climbers usually pinnate leaves, the spring like circinately, coiled tendrils of lianous genera Flowers polygamous or polygamodioecious; the scale or gland-appendaged petals; unilateral extrastaminal disc
- Vitaceae: Characters, Distribution and Types - Biology Discussion
In this article we will discuss about:- 1 Characters of Vitaceae 2 Distribution of Vitaceae 3 Economic Importance 4 Affinities 5 Important Type Characters of Vitaceae: Plants climbing shrubs or small trees, leaves compound or simple deeply lobed; flowers small, hermaphrodite or polygamous - dioecious in spike, racemose, panicles or cymes; sepals 4-5, connate, cup-shaped, petals 4-5, poly
- Laboratory Animals: Care, Management and Diseases
In this article we will discuss about the Laboratory Animals:- 1 Care and Management of Laboratory Animals 2 Data's of Laboratory Animals 3 Diseases Care and Management of Laboratory Animals: Laboratory animals in most countries are protected by the Law "Cruelty to Animals Act" One is to obtain licence from the Home Department for using them on experimental purposes The health and well
- Boraginaceae: Characters, Distribution and Types - Biology Discussion
In this article we will discuss about:- 1 Characters of Boraginaceae 2 Distribution of Boraginaceae 3 Economic Importance 4 Affinities 5 Important Type Characters of Boraginaceae: Plants mostly hispid herbs rarely shrubs or trees; leaves alternate, simple, usually entire; flowers hypogynous, actinomorphic, hermaphrodite; corolla gamopetalous; stamens epipetalous; gynoecium bicarpellary
- Classification of Sapindales: 6 Families | Dicotyledonae
Flowers are polygamous, obliquely zygomorphic; male flowers in the upper part of the inflorescence and the bisexual flowers in the lower part Sepals 5 united, lobes valvate Petals 5 or 4, free, imbricate Stamens 8-5; inserted on a disc; anthers introrse; disc is often one-sided A rudimentary ovary present in male flowers
- Flacourtiaceae: Characters, Distribution and Affinities
In this article we will discuss about:- 1 Characters of Flacourtiaceae 2 Affinities of Flacourtiaceae 3 Distribution 4 Economic Importance Characters of Flacourtiaceae: Plants, shrubs or trees, monoecious or dioecious; flowers hermaphrodite, actinomorphic; numerous stamens; the variously modified disc and often enlarged receptacle,; undifferentiated perianth; anthers often attenuate or
- Rhamnaceae: Characters, Distribution and Types - Biology Discussion
Small, yellowish-green, regular, usually bisexual (rarely unisexual by abortion of one of the essential whorls as in Rhamnus) or polygamous (Gouania); perigynous or epigynous with generally a well-developed intra-staminal disc
|
|
|