Algae, Tree, Herbs, Bush, Shrub, Grasses, Vines, Fern, Moss, Spermatophyta, Bryophyta, Fern Ally, Flower, Photosynthesis, Eukaryote, Prokaryote, carbohydrate, vitamins, amino acids, botany, lipids, proteins, cell, cell wall, biotechnology, metabolities, enzymes, agriculture, horticulture, agronomy, bryology, plaleobotany, phytochemistry, enthnobotany, anatomy, ecology, plant breeding, ecology, genetics, chlorophyll, chloroplast, gymnosperms, sporophytes, spores, seed, pollination, pollen, agriculture, horticulture, taxanomy, fungi, molecular biology, biochemistry, bioinfomatics, microbiology, fertilizers, insecticides, pesticides, herbicides, plant growth regulators, medicinal plants, herbal medicines, chemistry, cytogenetics, bryology, ethnobotany, plant pathology, methodolgy, research institutes, scientific journals, companies, farmer, scientists, plant nutrition
Select Language:
 
 
 
 
Main Menu
Please click the main subject to get the list of sub-categories
 
Services offered
 
 
 
 
  Section: Introduction to Botany » Angiosperms
 
 
Please share with your friends:  
 
 

Comparing Angiosperms to Gymnosperms

 
     
 
Content
Angiosperms
  Life Cycle
  Lilies
  Comparing Angiosperms to Gymnosperms

Angiosperm Gymnosperm
Seeds are enclosed in a fruit. Seeds are naked
The dominant plants of the Earth, encompassing more than
250,000 species.
Encompass approximately 750 species
Occupy both land and water.
Are land dwelling only.
Of more recent evolutionary origin. . Of more ancient origin.
Encompass both woody and herbaceous
forms.
Encompass only woody forms.
Leaves are mostly broad and flat. Leaves are mostly needle-like
Have flowers. Have strobili or cones.
Lack archegonia in embryo sac. Archegonia are present.
Possess mostly fibrous roots Taproots predominate.
Have both tracheids and vesseilns the xylem. Have tracheids only.
Exhibit deliquescent branching. Exhibit excurrent branching.

Many species have both microsporangia and megasporangia in
the same flower.

Microsporangia and megasporangia are always separate.
Divided into monocots and dicots. Polycotyledonous.
 
Table 28-1 A Comparison of Angiosperms and Gymnosperms.

 
     
 
 
     



     
 
Copyrights 2012 © Biocyclopedia.com | Disclaimer