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 04:18 PM by kestrel kestrel | 0 comments | Leave a comment
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Recent observations View all

Photos / Sounds

Square

What

Red Admiral Vanessa atalanta

Observer

metsa

Date

November 22, 2014

Description

poor quality picture... as s/he was darting around in the sun, and I just had my camera phone...

Photos / Sounds

What

Coast Redwood Sequoia sempervirens

Observer

metsa

Date

November 21, 2014 02:51 PM PST

Place

(Somewhere...)

Description

planted in 1980 in memory of Harvey Milk

Photos / Sounds

Square

What

Bushy Lichens Genus Ramalina

Observer

robberfly

Date

November 21, 2014 04:42 PM PST

Description

We think that's what you?

Photos / Sounds

Square

What

gold-eye lichen Teloschistes chrysophthalmus

Observer

robberfly

Date

November 21, 2014 04:30 PM PST

Photos / Sounds

Square

Observer

robberfly

Date

November 21, 2014 04:35 PM PST

Photos / Sounds

Square

What

Powdery Sea-Fog Lichen Niebla cephalota

Observer

robberfly

Date

November 21, 2014 04:34 PM PST

Description

Tom Carlberg "keyed" this...

Photos / Sounds

Square

Observer

robberfly

Date

November 21, 2014 04:38 PM PST

Description

Tom Carlberg keyed this...

Photos / Sounds

What

Shield Lichens Genus Parmelia

Observer

robberfly

Date

November 21, 2014 04:40 PM PST

Description

Funny guy memory problems. Thanks for the walk-about, Mr Carlberg - God of Lichen. And JJ "metsa"

Photos / Sounds

What

Moth Order Lepidoptera

Observer

amybird

Date

November 17, 2014 09:04 PM PST

Photos / Sounds

Square

What

spider

Observer

amybird

Date

November 11, 2014 07:54 PM PST

Photos / Sounds

What

moth Order Lepidoptera

Observer

amybird

Date

November 11, 2014 07:54 PM PST

Photos / Sounds

What

Winged and once-winged insects Subclass Pterygota

Observer

amybird

Date

November 10, 2014 10:58 AM PST

Photos / Sounds

Observer

metsa

Date

October 26, 2014 02:45 PM PDT

Description

Pale green upper surface, lighter lower surface
On ground under same dead tree
K- (pic3) KC- (pic4) (?? should be KC+ gold for Evernia prunastri....) Also C- (first time trying spot tests in field)

Photos / Sounds

Observer

metsa

Date

November 16, 2014 03:43 PM PST

Description

Another spotting of this. Soredia on the inside of the blades, back surface is lighter, front surface is pale green, found on ground under oak tree full of Ramalina species (lace lichen, farincae, subleptocarpha) Agian, some delamination on the back surface.

Photos / Sounds

Square

What

Brown Pelican Pelecanus occidentalis

Observer

lostredwoodd

Date

November 13, 2014 10:07 AM PST

Description

Lots of Brown Pelicans at Lands End.

Photos / Sounds

What

Bushy Lichens Genus Ramalina

Observer

robberfly

Date

November 13, 2014 10:38 AM PST

Description

Amazed how many species I saw on these newly-planted Gingkos...

Photos / Sounds

What

Sunburst Lichens Genus Xanthoria

Observer

robberfly

Date

November 13, 2014 10:38 AM PST

Photos / Sounds

What

Shield Lichens Genus Parmelia

Observer

robberfly

Date

November 13, 2014 10:38 AM PST

Description

After return from points beyond, I saw they installed Gingko trees COVERED in lichens at a new condo bldg at 17th & Market. Hats off the this Landscape Architect!

Photos / Sounds

What

Common Greenshield Lichen Flavoparmelia caperata

Observer

metsa

Date

November 11, 2014 10:26 AM PST

Description

on the same tree with several other lichen species.
Brown lower surface

Photos / Sounds

Square

What

lace lichen Ramalina menziesii

Observer

metsa

Date

November 11, 2014

Description

on cherry blossom tree with several other lichen species...
pale green, of course. This is just a silhouette

Fungi

Photos / Sounds

Square

What

Fungi including Lichens Kingdom Fungi

Observer

metsa

Date

November 11, 2014 10:30 AM PST

Description

771
Grayish green with yellow apothecia, small

Photos / Sounds

Square

Observer

metsa

Date

November 11, 2014 10:52 AM PST

Description

on cherry blossom tree, which had several species of lichen and just a few doors down from 771 Buena Vista which also has a lot of lichen

Photos / Sounds

What

gold-eye lichen Teloschistes chrysophthalmus

Observer

metsa

Date

November 11, 2014 10:35 AM PST

Description

4 more small individuals on same tree (below the lace lichen and usnea), as the other example apothecia are more yellow, same grayish green color
771 Buena vista

Photos / Sounds

Square

What

Powdery Sea-Fog Lichen Niebla cephalota

Observer

metsa

Date

November 11, 2014 10:54 AM PST

Description

789

Photos / Sounds

What

Hooded Rosette Lichen Physcia adscendens

Observer

metsa

Date

November 11, 2014 10:59 AM PST

Description

on bark, spot check: K... yellow then turned mint green (?)

Photos / Sounds

Observer

metsa

Date

November 11, 2014 11:34 AM PST

Description

On rock
K+ red spots on strands with green surrounding. Cut one strand and some edges turned red
Rock 1

Photos / Sounds

Square

What

White-crowned Sparrow Zonotrichia leucophrys

Observer

metsa

Date

November 11, 2014 12:31 PM PST

Description

there were a lot of these birds hanging out in these trees.

Photos / Sounds

Square

What

Townsend's Warbler Setophaga townsendi

Observer

metsa

Date

November 11, 2014 12:32 PM PST

Description

several of these birds traveling up and down the trunks of pine trees

Fungi

Photos / Sounds

Square

What

Fungi including Lichens Kingdom Fungi

Observer

metsa

Date

November 11, 2014 10:29 AM PST

Description

771

Photos / Sounds

What

Polypody Ferns Genus Polypodium

Observer

metsa

Date

November 11, 2014 12:31 PM PST

Description

growing out from the rock outcrop at Corona Heights Park

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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