Globally Critically imperiled (G1) (Source: NatureServe)

Classification
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All Names

  • Scientific Names
    • Calochortus tiburonensis
  • English
    • Tiburon mariposa lily

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Recent observations

Photos / Sounds

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

chopsuei3

Date

May 24, 2015

Place

(Somewhere...)

Description

Living on Ring Mountain, Marin County, California, USA

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

kwardrip

Date

August 6, 2015 11:49 AM PDT

Place

(Somewhere...)

Description

After its bloom

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

apatten

Date

June 6, 2015 05:32 PM PDT

Place

(Somewhere...)

Photos / Sounds

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

damontighe

Date

June 25, 2015 05:19 PM PDT

Place

(Somewhere...)

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

cnaventi

Date

May 30, 2015

Place

(Somewhere...)

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

maryswanson351

Date

June 14, 2015 12:15 PM PDT

Place

(Somewhere...)

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

th0th

Date

June 14, 2015

Place

(Somewhere...)

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

sterling

Date

June 8, 2015 09:28 AM PDT

Place

(Somewhere...)

Photos / Sounds

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

loarie

Date

June 7, 2015 08:45 PM PDT

Place

(Somewhere...)

Photos / Sounds

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

marionanthonisen

Date

May 24, 2015 05:37 PM PDT

Place

(Somewhere...)

Description

Tiburon Mariposa Lily, endemic to Ring Mtn in Marin County

Photos / Sounds

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

laceypantalones

Date

May 30, 2015

Place

(Somewhere...)

Photos / Sounds

Square

What

Tiburon mariposa lily Calochortus tiburonensis

Observer

dgreenberger

Date

May 23, 2015 03:17 PM PDT

Place

(Somewhere...)
View all observations

Description from Wikipedia

Calochortus tiburonensis, the Tiburon Mariposa Lily, is a rare member of the genus Calochortus in the family Liliaceae. It is endemic to Marin County, California, where it is known only from one population on Ring Mountain. There it occurs on a single serpentine outcrop in grasslands from 50–150 metres (160–490 ft) in elevation....

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Conservation Summary

  • Globally
    Critically imperiled (G1) (Source: NatureServe)
    Critically Imperiled. Narrowly endemic to serpentine grasslands on a single summit on the Tiburon Peninsula in Marin County, California. The single population is located within a preserve.
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