Classification
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All Names

  • Scientific names
    • Cardamine oligosperma
  • English
    • little western bittercress

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Recent observations

Photos

Square

Observer

flowgang

Date

Apr 7, 2013

Photos

8584151079_c2b66efb3e_s

Observer

loarie

Date

Mar 23, 2013 12:20 AM PDT

Photos

Square

Observer

fleist

Date

Mar 9, 2013 11:39 AM PST

Description

Collection No. 13010: D. Smith, F. Leist, J. Baxter, L. Webb, R. Truitt; flowering, 11-100 plants, woodland (near edge of roadcut), c. 10cm high

Photos

Square

Observer

icosahedron

Date

Feb 8, 2013 04:00 PM PST

Description

One of the very persistent weeds; but since mostly through by July not too much of a problem. I do try to get them before they are able to violently broadcast their seeds at your first touch; but it's hard to keep up with this prolific species. Gratifying, though, to learn that they are native.

Photos

Square

What

little western bittercress Cardamine oligosperma

Observer

ablevins

Date

Apr 28, 2012

Description

This plant surrounded the bluebells near my yard. As I touched the plants, their dried seed pods popped off in all directions.

Photos

What

little western bittercress Cardamine oligosperma

Observer

harvestman

Date

Mar 20, 2012 10:13 AM PDT

Photos

What

little western bittercress Cardamine oligosperma

Observer

kueda

Date

Mar 3, 2012 10:38 AM PST

Photos

6796601752_492fe3aacb_s

What

little western bittercress Cardamine oligosperma

Observer

loarie

Date

Feb 29, 2012

Photos

Observer

mcclellanranch

Date

Apr 14, 2011

Description

This small annual was blooming a month ago, but most now have ripe seed pods that give the plant its other common name, Popweed.

Tags

Photos

What

little western bittercress Cardamine oligosperma ssp. oligosperma

Observer

th0th

Date

Mar 11, 2011

Place

healdsburg (Google, OSM)

Photos

Square

Observer

loarie

Date

Feb 6, 2011 11:14 AM PST

Photos

5386026735_54dd96b495_s

What

little western bittercress Cardamine oligosperma

Observer

loarie

Date

Jan 23, 2011
View all observations

Description from Wikipedia

Cardamine oligosperma is a species of cardamine known by the common name little western bittercress. It is native to western North America from Alaska to California to Colorado, where it grows in moist mountain habitats. This is an annual or biennial herb growing from a taproot. It produces one or more upright, branching stems. The plentiful leaves are divided into many leaflets. The plant generally has a rosette of leaves at the base with leaflets nearly...

No range data available.