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 05:18 PM by kestrel kestrel | 0 comments | Leave a comment
More journal posts

Recent observations View all

Photos / Sounds

What

Powdery Sea-Fog Lichen Niebla cephalota

Observer

metsa

Date

March 28, 2015 02:32 PM PDT

Place

(Somewhere...)

Description

On coyote bush

Photos / Sounds

What

Cup Lichens Genus Cladonia

Observer

metsa

Date

March 28, 2015 02:22 PM PDT

Description

On soil on rock

Photos / Sounds

What

California manroot Marah fabacea

Observer

metsa

Date

March 28, 2015 02:19 PM PDT

Photos / Sounds

What

Sea Fog Lichens Genus Niebla

Observer

metsa

Date

March 28, 2015 02:15 PM PDT

Place

(Somewhere...)

Description

On fence, small

wide, thick branches

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:56 PM PDT

Place

(Somewhere...)

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:54 PM PDT

Place

(Somewhere...)

Description

Larger one

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:44 PM PDT

Place

(Somewhere...)

Description

Smaller on above

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:41 PM PDT

Place

(Somewhere...)

Description

#3', small rock with 2, to right of other rock

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:34 PM PDT

Place

(Somewhere...)

Description

Main trail up, first small rock on R

Photos / Sounds

Square

What

blue dicks Dichelostemma capitatum

Observer

metsa

Date

March 28, 2015 01:12 PM PDT

Photos / Sounds

What

Sea Fog Lichens Genus Niebla

Observer

metsa

Date

March 28, 2015 01:27 PM PDT

Place

(Somewhere...)

Description

On rock

small, stubby, thick branches, appear to split dichotomously on ends.

Photos / Sounds

What

Armored Sea-Fog Lichen Niebla homalea

Observer

metsa

Date

March 28, 2015 01:31 PM PDT

Place

(Somewhere...)

Description

Main trail up, first rock on R

Photos / Sounds

Square

What

False Black Widow Steatoda grossa

Observer

mrchasse

Date

March 22, 2015 01:35 PM PDT

Description

Found in a wood pile.

Photos / Sounds

What

chaparral dodder Cuscuta californica

Observer

mrchasse

Date

March 25, 2015 10:22 AM PDT

Description

On old dune sands, crawling up wild heliotrope (Phacelia distans).

Photos / Sounds

What

Pacific pea Lathyrus vestitus

Observer

mrchasse

Date

March 26, 2015 09:02 AM PDT

Description

On serpentine soil.

Photos / Sounds

What

Cup Lichens Genus Cladonia

Observer

mrchasse

Date

March 26, 2015 09:02 AM PDT

Description

On serpentine soil.

Photos / Sounds

Square

What

thick-stemmed pearlwort Sagina maxima ssp. crassicaulis

Observer

mrchasse

Date

March 26, 2015 09:02 AM PDT

Description

On serpentine soil.

Photos / Sounds

What

checker lily Fritillaria affinis var. affinis

Observer

mrchasse

Date

March 26, 2015 09:41 AM PDT

Description

On serpentine soil.

Photos / Sounds

What

Bottlenose Dolphin Tursiops truncatus

Observer

mrchasse

Date

March 26, 2015 10:28 AM PDT

Photos / Sounds

Square

What

Reticulate-seeded Spurge Euphorbia spathulata

Observer

mrchasse

Date

March 26, 2015 09:02 AM PDT

Description

On serpentine soil.

Photos / Sounds

Square

What

coast rock cress Arabis blepharophylla

Observer

mrchasse

Date

March 26, 2015 09:09 AM PDT

Description

On serpentine soil.

Photos / Sounds

What

sword fern Polystichum munitum

Observer

mrchasse

Date

March 26, 2015 09:55 AM PDT

Description

On serpentine soil.

Photos / Sounds

Square

What

Allen's Hummingbird Selasphorus sasin

Observer

mrchasse

Date

March 26, 2015 10:54 AM PDT

Description

Perched on Pride of Madeira (Echium candicans), a beautiful ornamental plant that is invading the rare serpentine coastal scrub and grassland habitats below.

Photos / Sounds

Square

What

Dragonflies and Damselflies Order Odonata

Observer

mrchasse

Date

March 18, 2015 02:52 PM PDT

Description

Recently, I've been seeing individuals like this one in western San Francisco. Apologies for the low-quality photo, I needed to use my phone camera and was not able to get very close.

Photos / Sounds

Square

What

Red-tailed Hawk Buteo jamaicensis

Observer

mrchasse

Date

March 26, 2015 11:23 AM PDT

Photos / Sounds

Square

What

Mission Blue Butterfly Plebejus icarioides ssp. missionensis

Observer

robberfly

Date

March 26, 2015 10:37 AM PDT

Place

(Somewhere...)

Photos / Sounds

What

Great Blue Heron Ardea herodias

Observer

mrchasse

Date

March 26, 2015 11:23 AM PDT

Photos / Sounds

What

Gulf Fritillary Agraulis vanillae

Observer

robberfly

Date

March 25, 2015 03:28 PM PDT

Description

Huge caterpillars on the vine across the street...

Photos / Sounds

What

Coastal Green Hairstreak Callophrys viridis

Observer

mrchasse

Date

March 25, 2015 11:48 AM PDT

Place

(Somewhere...)

Photos / Sounds

Square

What

Red Rock Skimmer Paltothemis lineatipes

Observer

mrchasse

Date

March 25, 2015 02:14 PM PDT

Description

Frequently observed in recent days.

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

Is this inappropriate, spam, or offensive? Add a flag

Logo eee 15px
Embed a widget for this project on your website