Robert W. Freckmann Herbarium


  Matricaria discoidea DC. image
Photographer: Stephen L. Solheim           

Matthew L. Wagner

Merel R. Black

Paul Drobot

Paul Drobot
Family Asteraceae
Matricaria discoidea DC.
pineapple-weed
Matricaria: from the Latin matrix, "the womb," the plant once having been used as a cure for female disorders
discoidea: without rays, discoid
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
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Status: Introduced - naturalized
Plant: low, erect, annual, 1"-18" tall, branched forb with a pineapple odor; stems leafy and smooth
Flower: head 3/8" wide, egg-shaped with yellow disk flower; inflorescence of several to many heads in a branched cluster; blooms May-Sept.
Fruit:dry seed with no fluffy pappus
Leaf:alternate, 1 to 3 times pinnately-divided into very narrow segments
Habitat: disturbed sites
(Glossary)

More Information Natural Communities Herbarium Specimens
All Matricaria list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
Artemisia matricarioides Less.
Chamomilla suaveolens (Pursh) Rydb.
Lepidanthus suaveolens (Pursh) Nutt.
Lepidotheca suaveolens (Pursh) Nutt.
Matricaria matricarioides (Less.) Porter
Matricaria suaveolens (Pursh) Buchenau, non L.
Santolina suaveolens Pursh
Tanacetum suaveolens (Pursh) Hook.

         
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