science education

Exploring Nature Science Education Resource:

Life Science, Earth Science, and Physical Science Resources for K-12

Ragweed (Common)

Ambrosia artemisiifolia
Ragweed (Common)

Habitat

Common weed of field and roadside.

Description

Up to 6' tall - blooms in summer to fall. Tiny, green flowers grow at the top of plant on long spikes. Leaves are feather and opposite each other on stem.

Taxonomic Features (Traits) for Identification

  • Flower Type:  Flowers too small to be seen clearly - in tall spikes (racemes) on the top of the plant
  • Flower Color: Green
  • Leaf Arrangement: Opposite or alternate
  • Plant Type: Wildflower (Tall - 1-6 feet)
  • Leaf Type: Divided with 3-5 deep lobes - lacy looking

Use Teacher Login to show answer keys or other teacher-only items.

Citing Research References

When you research information you must cite the reference. Citing for websites is different from citing from books, magazines and periodicals. The style of citing shown here is from the MLA Style Citations (Modern Language Association).

When citing a WEBSITE the general format is as follows.
Author Last Name, First Name(s). "Title: Subtitle of Part of Web Page, if appropriate." Title: Subtitle: Section of Page if appropriate. Sponsoring/Publishing Agency, If Given. Additional significant descriptive information. Date of Electronic Publication or other Date, such as Last Updated. Day Month Year of access < URL >.

Here is an example of citing this page:

Amsel, Sheri. "Ragweed (Common)" Exploring Nature Educational Resource ©2005-2019. September 16, 2019
< http://www.exploringnature.org/db/view/Ragweed-Common >

Exploringnature.org has more than 2,000 illustrated animals. Read about them, color them, label them, learn to draw them.

cheetah, tiger, panda, fox, bear, cougar