Classification
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All Names

  • English
    • Malta Thistle
    • tocalote
    • napa star thistle
    • Maltese Star-thistle
  • Scientific Names
    • Centaurea melitensis

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Recent observations

Photos / Sounds

What

tocalote Centaurea melitensis

Observer

aschultz2017

Date

October 29, 2014 10:32 AM PDT

Description

prickly buds, thin, long stems. dry

Photos / Sounds

What

tocalote Centaurea melitensis

Observer

mcduck

Date

June 11, 2012

Description

Blue Oak/Sagebrush habitat, in recent road cut.

Photos / Sounds

What

tocalote Centaurea melitensis

Observer

psuri

Date

May 10, 2014

Description

21 cm., purple, SW, no predation.

Photos / Sounds

No photos or sounds

Observer

cdunn

Date

May 2, 2014 04:29 PM PDT

Photos / Sounds

14524499915_757ea9a726_s

What

tocalote Centaurea melitensis

Observer

jmaughn

Date

June 27, 2014

Photos / Sounds

Square

What

Tocalote Centaurea melitensis

Observer

dipperanch

Date

June 18, 2014 05:54 PM PDT

Description

Scattered along trail 100 plants

Photos / Sounds

Square

What

Tocalote Centaurea melitensis

Observer

dipperanch

Date

May 1, 2014 02:09 PM PDT

Description

Along trail and brush edge. Rosette. Scattered, >> 1%, mixed with small amounts Italian thistle some of which has bolted and flower buds show color. By two houses off Page Mill Road.

Photos / Sounds

Square

What

tocalote Centaurea melitensis

Observer

kueda

Date

June 15, 2014 05:24 PM PDT

Photos / Sounds

What

tocalote Centaurea melitensis

Observer

evelynch

Date

June 1, 2014 01:00 PM PDT

Photos / Sounds

Square

Observer

tlim

Date

June 2, 2014 10:34 AM PDT

Photos / Sounds

Square

What

Tocalote Centaurea melitensis

Observer

delacruzgiovana2

Date

May 30, 2014 12:20 PM PDT

Description

Dried up, thorns coming out of the flowers

Photos / Sounds

Square

What

tocalote Centaurea melitensis

Observer

lili

Date

May 30, 2014 12:23 PM PDT

Description

Invasive

View all observations

Description from Wikipedia

Centaurea melitensis (called Maltese star thistle in Europe, tocalote or tocolote in western North America) is an annual plant of the Asteraceae, 1- 11 dm high, with resin-dotted leaves and spine-tipped phyllaries. This plant is native to the Mediterranean region of Europe and Africa. It was introduced to North America in the 18th Century; the first documented occurrence in California is in the adobe of a building constructed in San Fernando in 1797. It is also...

No range data available.