Hidden Biodiversity

The Franciscan manzanita, Arctostaphylos franciscana, is San Francisco's unicorn. The Franciscan manzanita is a subtly charming flowering shrub found nowhere else on Earth. Its tragic history is filled with heroic acts by botanists striving to keep the species alive. In 1906, the specimens first used to identify the species were rescued from the California Academy of Sciences by botanist Alice Eastwood as fires driven by the San Francisco earthquake ravaged the Academy’s collections. In 1947 Alice Eastwood and others stood in front of bulldozers to wrest the last known wild plants from a construction site. The plants were sent to the Tilden botanical garden across the bay, and no one found the plant in the wild again.

But in 2009, ecologist Daniel Gluesenkamp spotted a suspicious shrub in an area being cleared of vegetation for the Doyle Drive road-widening project in San Francisco's Presidio. To the delight of botanists worldwide, the shrub turned out to be a ...more ↓

Posted on March 24, 2014 02:18 PM by kestrel kestrel | 0 comments | Leave a comment
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Recent observations View all

Photos / Sounds

What

Sand dab Limanda limanda

Observer

robberfly

Date

January 24, 2015 02:30 PM PST

Photos / Sounds

What

Red Rock Crab Cancer productus

Observer

robberfly

Date

January 24, 2015 02:30 PM PST

Photos / Sounds

What

California Brown Pelican Pelecanus occidentalis ssp. californicus

Observer

robberfly

Date

January 24, 2015 02:27 PM PST

Description

Took my brother down to the bridge for my B-Day

Plants

Photos / Sounds

What

Plants Kingdom Plantae

Observer

amybird

Date

January 15, 2015 05:12 PM PST

Photos / Sounds

Square

What

Barnacles Subclass Thecostraca

Observer

amybird

Date

December 31, 2014 03:13 PM PST

Photos / Sounds

Square

What

Townsend's Warbler Setophaga townsendi

Observer

mrchasse

Date

January 23, 2015 01:18 PM PST

Photos / Sounds

What

Arroyo Willow Salix lasiolepis

Observer

mrchasse

Date

January 23, 2015 12:34 PM PST

Photos / Sounds

Square

What

Chamisso Bush Lupine Lupinus chamissonis

Observer

mrchasse

Date

January 23, 2015 01:06 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Possibly planted, but this species (along with Eriogonum latifolium and Bromus maritimus) existed in the specific location prior to the planting of natives by USF landscaping staff.

Photos / Sounds

Square

What

beach knotweed Polygonum paronychia

Observer

mrchasse

Date

January 23, 2015 01:07 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Apparently planted.

Photos / Sounds

Square

What

beach wormwood Artemisia pycnocephala

Observer

mrchasse

Date

January 23, 2015 01:08 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Apparently planted.

Photos / Sounds

Square

What

Dune tansy Tanacetum bipinnatum

Observer

mrchasse

Date

January 23, 2015 01:09 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Apparently planted.

Photos / Sounds

Square

Observer

mrchasse

Date

January 23, 2015 01:12 PM PST

Description

Appears to be Franciscan Manzanita (Arctostaphylos franciscana). There are several plantings in this area, on old dune sands. This species once occurred within the former Masonic Cemetery (now the University of San Francisco campus), on serpentine soils, just a few hundred yards south of the location of these plantings.

Photos / Sounds

Square

What

Seaside Woolly Sunflower Eriophyllum staechadifolium

Observer

mrchasse

Date

January 23, 2015 01:13 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Apparently planted.

Photos / Sounds

Square

What

Orange Bush Monkeyflower Mimulus aurantiacus

Observer

mrchasse

Date

January 23, 2015 01:14 PM PST

Description

Along Parker Ave., near the northeast corner of Parker and Turk. On dune sands. Apparently planted.

Photos / Sounds

Square

What

Arroyo willow Salix lasiolepis

Observer

mrchasse

Date

January 23, 2015 01:20 PM PST

Description

North side of Lone Mountain near Anza.

Photos / Sounds

Square

Observer

mrchasse

Date

January 23, 2015 01:22 PM PST

Description

On north side of Lone Mountain, near southeast corner of Anza and Parker. Appears to be Ceanothus thyrsiflorus.

Photos / Sounds

What

Coast Redwood Sequoia sempervirens

Observer

robberfly

Date

January 23, 2015 01:57 PM PST

Place

(Somewhere...)

Description

Might become my new obsession - hunting all these down in the city for JJ..,

Photos / Sounds

What

Coast Redwood Sequoia sempervirens

Observer

robberfly

Date

January 23, 2015 11:51 AM PST

Place

(Somewhere...)

Description

Took a neighbor a piece of mail, looked over a fence and...wow. Lived here five years and never noticed this giant. Thought of metsa's project.

Photos / Sounds

Square

Observer

mrchasse

Date

October 7, 2013 02:34 PM MDT

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 01:49 PM PDT

Description

Planted into the school's native plant garden.

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 01:47 PM PDT

Description

"Emerald Carpet" cultivar; planted into the school's native plant garden.

Photos / Sounds

Square

What

Monterey Pine Pinus radiata

Observer

mrchasse

Date

October 8, 2013 12:56 PM PDT

Description

Numerous seedlings are recruiting from nearby mature trees.

Photos / Sounds

Square

What

European holly Ilex aquifolium

Observer

mrchasse

Date

October 8, 2013 12:54 PM PDT

Description

On eastern side of Hensill Hall; does not appear to be planted.

Photos / Sounds

Square

What

Seaside Daisy Erigeron glaucus

Observer

mrchasse

Date

October 8, 2013 12:52 PM PDT

Description

In irrigated landscape just north of the Science building.

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 08:27 AM PDT

Photos / Sounds

Square

What

White Clover Trifolium repens

Observer

mrchasse

Date

October 8, 2013 08:31 AM PDT

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 08:44 AM PDT

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 09:01 AM PDT

Description

About to be overrun by iceplant...

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 09:04 AM PDT

Photos / Sounds

Square

Observer

mrchasse

Date

October 8, 2013 09:05 AM PDT
More observations

About

We live in a diverse city: diverse cultures, diverse neighborhoods, a diverse landscape - and also very diverse in the plants and animals that live here with us! Help us document the biodiversity in San Francisco! In your backyard, in your neighborhood, on your walk to work... let us know what plants and animals you've observed in our city!

2692-mini kestrel created this project on February 05, 2013

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