User:Curtis Clark/gallery

Mon Jun 11 15:00:03 PDT 2012

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  Light micrograph of a whole-mount slide of an Antoceros gametophyte with embedded sporophyte
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  Light micrograph of a preserved specimen of an Antoceros gametophyte with embedded sporophytes
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  Light micrograph of a whole-mount slide of the base of an Anthoceros sporophyte embedded in the gametophyte
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  Light micrograph of a longitudinal section of Azolla, showing the cyanobacterium Anabaena in leaf pockets
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  Light micrograph of a cross section of the basidiocarp of Boletus, showing the hymenium lining the pores
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  Light micrograph of a cross section of the basidiocarp of Boletus, showing the pores
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  Light micrograph of a whole-mount slide of an oogonium and antheridium of Chara
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  Light micrograph of a cross section of the gills of Coprinus, showing the hymenium with basidia
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  Light micrograph of a cross section of a coralloid root of a cycad, showing the layer that hosts symbiotic cyanobacteria
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  Light micrograph of a cross section of a coralloid root of a cycad, showing the layer that hosts symbiotic cyanobacteria
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  Light micrograph of a preserved specimen of coralloid roots of Cycas
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  Light micrograph of a cross section of the microsporophyll and microsporangia of Cycas
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  Light micrograph of a cross section of the microsporophyll and microsporangia of Cycas
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  Light micrograph of a whole-mount slide of the plurilocular structure of Ectocarpus
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  Light micrograph of a whole-mount slide of unilocular structures of Ectocarpus
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  Light micrograph of a whole-mount slide of a unilocular structure of Ectocarpus
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  Ephedra (probably E. californica) growing on the Carrizo Plain of California
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  Light micrograph of a longitudinal section of the ovule of Ephedra
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  Light micrograph of a whole-mount slide of gametangia of Equisetum
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  Light micrograph of a cross section of a conceptacle of Fucus, showing oogonia and antheridia
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  Light micrograph of a cross section of a conceptacle of Fucus, showing oogonia and antheridia
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  Light micrograph of a cross section of a conceptacle of Fucus, showing oogonia and antheridia
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  Light micrograph of a cross section of a receptacle of Fucus, showing conceptacles
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  Light micrograph of a cross section of a receptacle of Fucus, showing conceptacles
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  Light micrograph of a preserved specimen of the receptacle of Fucus, showing the openings of the conceptacles
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  Light micrograph of a preserved specimen of the receptacle of Fucus, showing the openings of the conceptacles
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  Light micrograph of a preserved specimen of the pollen cone of Ginkgo, showing microsporophylls with microsporangia
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  Light micrograph of a longitudinal section of the pollen cone of Ginkgo, showing microsporophylls with microsporangia and pollen
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  Light micrograph of a longitudinal section of the pollen cone of Ginkgo, showing microsporophylls with microsporangia and pollen
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  Light micrograph of a cross section of a young Ginkgo stem
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  Light micrograph of a longitudinal section of the blade of Laminaria, showing external meiosporangia and internal conductive tissue
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  Light micrograph of a cross section of the anthers and style of a Lilium flower
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  Light micrograph of a cross section of an anther of a Lilium flower
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  Light micrograph of a preserved specimen of the fametophyte of Lycopodium, with embedded sporophyte
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  Light micrograph of a longitudinal section of a Lycopodium strobilus
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  Light micrograph of a longitudinal section of a Lycopodium strobilus
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  Light micrograph of a preserved specimen ofthe antheridiophores of Marchantia
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  Light micrograph of a preserved specimen of and archegoniophore of Marchantia, with embedded sporophytes
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  Living specimen of a germinated sporocarp of Marsilea, showing the axis and the megasporangia and microsporangia
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  Living specimen of a germinated sporocarp of Marsilea, showing the axis and the megasporangia and microsporangia
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  Living specimen of female gametophytes (inside megaspores) and male gametophytes (inside microspores) of Marsilea
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  Light micrograph of a cross section of a Marsilea sporocarp
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  Light micrograph of a whole-mount slide of a moss peristome
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  Light micrograph of a whole-mount slide of the oogonia and antheridia of Oedogonium
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  Light micrograph of a whole-mount slide of an oogonium and andtheridia of Oedogonium
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  Light micrograph of a cross section of an Osmunda stem
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  Pelagophycus porra washed up on the southwest coast of San Clemente Island, CA
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  Light micrograph of a cross section of a Phaseolus fruit
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  Light micrograph of a cross section of a Phaseolus fruit
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  Living specimen of Phycomyces zygospores
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  Living specimen of Phycomyces zygospores
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  Light micrograph of a cross section of the apothecium of Physcia
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  Light micrograph of a cross section of the apothecium of Physcia
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  Light micrograph of a longitudinal section of a pine female gametophyte and embryo
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  Light micrograph of a longitudinal section of a pine ovule, showing fertilization
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  Light micrograph of a longitudinal section of a pine ovule, showing fertilization
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  Light micrograph of a whole-mount slide of germinated pine pollen grains
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  Light micrograph of a longitudinal section of a pine pollen cone, showing microsporophylls and microsporangia
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  Light micrograph of a longitudinal section of a young pine seed cone, showing bracts, cone scales, and ovules
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  Light micrograph of a preserved specimen of a young pine seed cone
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  Light micrograph of a preserved specimen of a young pine seed cone, sectioned longitudinally
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  Light micrograph of a whole-mount slide of the cystocarp and carposporophyte of Polysiphonia
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  Light micrograph of a preserved specimen of cystocarps of Polysiphonia
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  Light micrograph of a whole-mount slide of spermatangia of Polysiphonia
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  Light micrograph of a whole-mount slide of spermatangia of Polysiphonia
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  Light micrograph of a whole-mount slide of tetraspores of Polysiphonia
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  Light micrograph of a whole-mount slide of tetraspores of Polysiphonia
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  Light micrograph of a preserved specimen of tetraspores of Polysiphonia
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  Light micrograph of a longitudinal section of the archegoniophore of Porella
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  Light micrograph of a whole-mount slide of the archegoniophore of Porella
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  Light micrograph of a preserved specimen of Porella with archegoniophores
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  Light micrograph of a preserved specimen of a Porella gametophyte with embedded sporophytes
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  Foliar appendage subtending the synangium of Psilotum nudum
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  Light micrograph of a preserved specimen of the rhizome of Psilotum nudum
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  Stem of Psilotum nudum with synangia
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  Light micrograph of a whole-mount slide of the clonal sporangia of Rhizopus
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  Light micrograph of a whole-mount slide of zygospores of Rhizopus
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  Light micrograph of a whole-mount slide of zygospores of Rhizopus
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  Light micrograph of a whole-mount slide of the endosporic female gametophyte of Selaginella with embedded embryonic sporophyte
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  Light micrograph of a longitudinal section of a sporophyll of Selaginella bearing a megasporangium with megaspores
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  Light micrograph of a longitudinal section of a Selaginella strobilus, showing microsporangia (left) and megasporangia (right)
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  Light micrograph of a longitudinal section of a Selaginella strobilus, showing microsporangia (right) and megasporangia (left)
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  Light micrograph of a whole-mount slide of a flower of Triticum
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  Light micrograph of a whole-mount slide of a flower of Triticum
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  Light micrograph of a longitudinal section of a caryopsis (grain) of Triticum
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  Light micrograph of a cross section of the thallus of Umbilicaria, showing a layer of algal cells in the upper portion
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  Light micrograph of a cross section of the thallus of Umbilicaria, showing a layer of algal cells in the upper portion
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  Light micrograph of a whole-mount slide of cleistothecia of Uncinula on a host plant leaf
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  Light micrograph of a longitudinal section of a Zamia ovule, shwoing eggs, female gametophyte, nucellus, and integument
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  Living specimen of a young fern gametophyte
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  Light micrograph of a whole-mount slide of
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  Light micrograph of a whole-mount slide of
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  Light micrograph of a tangential longitudinal section of Pinus wood
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  Light micrograph of a cross section of a young Pinus stem
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  Light micrograph of a cross section of a young Pinus stem

Sat Jul 05 15:40:27 PDT 2008

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  Diatom test in commercial diatomaceous earth for swimming pool filters
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  Diatom test in commercial diatomaceous earth for swimming pool filters

Sun May 04 20:35:49 PDT 2008

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  Eschscholzia caespitosa, Sierra Nevada foothills, California
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  ”Eschscholzia hypecoides, California
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  Eschscholzia lemmonii, California
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  Eschscholzia minutiflora subsp. minutiflora, Mojave Desert, California
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  Eschscholzia minutiflora subsp. twisselmannii, Red Rock Canyon State Park, California
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  Eschscholzia ramosa, San Clemente Island, California
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  Eschscholzia rhombipetala", Carrizo Plain, California

Wed Jul 05 10:59:55 PDT 2006

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  Voorhis Ecological Reserve, near Pomona, California.
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  Voorhis Ecological Reserve, near Pomona, California.
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Voorhis Ecological Reserve, near Pomona, California. Species is non-native.
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  Northeast of Valle, Arizona.
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  Grown in cultivation.
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  Top of Red Butte (Wii'i Gdwiisa), Coconino Co., Arizona.
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  Photographed at [BioTrek.
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  Voorhis Ecological Reserve, near Pomona, California.
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  Voorhis Ecological Reserve, near Pomona, California.
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  Northeast of Valle, Arizona. Species is a non-native weed.
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  Northeast of Valle, Arizona. Species is a non-native weed.
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  Northeast of Valle, Arizona.

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Tue Jul 04 14:23:39 PDT 2006

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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. The inflorescence is a cincinnus (scorpioid cyme).
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Northeast of Valle, Arizona.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Northeast of Valle, Arizona.
• Northeast of Valle, Arizona.
  Northeast of Valle, Arizona.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed at [BioTrek, Pomona, CA.
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  Photographed at [BioTrek, Pomona, CA.
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  East of Needles, CA. Species is an introduced weed.
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  San Gabriel Mts. north of Rancho Cucamonga, CA
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  San Gabriel Mts. north of Rancho Cucamonga, CA
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  San Gabriel Mts. north of Rancho Cucamonga, CA
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  East of Needles, CA
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  East of Needles, CA
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  East of Needles, CA
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  Near Amboy, CA
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  Near Amboy, CA
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  Near Amboy, CA
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Near Amboy, CA
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  Near Amboy, CA
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  East of Needles, CA
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Note the bisexual outer flowers surrounding pistillate inner flowers.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Note the bisexual outer flowers surrounding pistillate inner flowers.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Near Amboy, CA
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  Near Amboy, CA
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  Photographed at [BioTrek, Pomona, CA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  California. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Northeast of Valle, Arizona.
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  Near Amboy, CA
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  East of Needles, CA
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  Northeast of Valle, Arizona.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Near Amboy, CA
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  Near Amboy, CA
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed at [BioTrek, Pomona, CA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Photographed in Voorhis Ecological Reserve near Pomona, CA, USA. Species is an introduced weed.
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  Northeast of Valle, Arizona.

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Mon Jul 03 15:34:50 PDT 2006

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  Portion of a dried pollen cone of Ceratozamia sp.
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  Abaxial side of microsporophyll of Cycas revoluta, showing microsporangia.
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  Liquid-preserved pollen cone of Ephedra sp., showing exserted microsporangia.
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  Pollen cones of Ephedra sp., showing exserted microsporangia.
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  Liquid-preserved strobilus of Equisetum sp., showing sporangiophores.
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  Cross-section of liquid-preserved strobilus of Equisetum sp., showing sporangiophores bearing sporangia.
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  Liquid-preserved pollen cone of Ginkgo biloba, showing microsporophylls each with two microsporangia.
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  Liquid-preserved strobili of Lycopodium sp., showing reniform sporangia through translucent sporophylls.
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  Liquid-preserved strobili of Selaginella sp., showing mega- and microsporangia through translucent sporophylls.

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