David J. Hand's Nature Photos
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      • Allegheny Mountain Dusky x Northern Dusky Salamander Complex [ Desmognathus ochrophaeus x Desmognathus fuscus]
      • Black- Bellied Dusky Salamander [Desmognathus quadramaculatus]
      • Northern two-lined Salamander [Eurycea bislineata]
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Platanthera grandiflora ​[pollination & insect interaction]

Picture
Large Purple Fringed Orchid [Platanthera grandiflora] showing the tiny grains of pollen on the stigma and that pollination has been successful, at least for this flower. Lebanon County, Pa. 6-19-24 [above & below]
Picture
Picture
Picture
This aphid [Acyrthosiphon spp] has taken up residence in this Platanthera grandiflora [Purple Fringed Orchid]. Aphids live entirely on plant sap. Notice too that stigma has tiny grains of pollen on it as it has been pollinated by different insect [most likely a Butterfly or moth].
Picture
Large Purple Fringed Orchid [Platanthera grandiflora]. Lebanon County, Pa. 6-13-23. Notice a tiny insect caught in the sticky viscidium.
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Large Purple Fringed Orchid [Platanthera grandiflora]. Lebanon County, Pa. 6-13-23, Showing the pollinarium inside the anther sac, also notice the sticky viscidium at the tip of the anther sack.
Picture
Large Purple Fringed Orchid [Platanthera grandiflora]. Lebanon County, Pa. 6-13-23, Showing the pollinarium inside the anther sac, also notice the sticky viscidium at the tip of the anther sack.
Picture
Platanthera grandiflora showing pollination has been completed, notice tiny grains of pollen [pollinia] attached to the stigma. Lebanon County, Pa. 6-13-23 
  • Home
  • Photos
    • Maddie and Sam
    • Mackinac Island & Michigan
    • Sharp Lobed Hepatica
    • Sharp Lobed Hepatica [Green Flowering]
    • Double Flowering Sharp Lobed Hepatica 2022
    • Double Flowering Sharp Lobed Hepatica 2023
    • Double Flowering Sharp Lobed Hepatica [2024]
    • Double Flowering Sharp Lobed Hepatica 2025
    • Round Lobed Hepatica
    • Trailing Arbutus [Epigaea repens]
    • Wildflowers 1
    • Wildflowers 2
    • Wildflowers 3
    • Pennsylvania Native Plants 1
    • Pennsylvania Native Plants 2
    • Pennsylvania Native Plants 3
    • Coos County, New Hampshire
    • Plant Pollination and Reproduction
    • Plants in Winter
    • Native Orchids
    • Miniature Orchids & Terrarium Plants
    • Insects
    • Insects 2
    • Spiders
    • Dragonflies And Damselflies
    • Reptiles
    • Turtles
    • Timber Rattlesnake [Crotalus horridus]
    • Amphibians
    • Vernal Pool Life
    • Salamanders >
      • Ringed Salamander [Ambystoma annulatum]
      • Jefferson Salamander 1 [Ambystoma jeffersonianum]
      • Jefferson Salamamders 2 [Ambystoma jeffersonianum]
      • Blue-Spotted Salamander [Ambystoma laterale]
      • Jefferson Complex [Ambystoma jeffersonianum x laterale]
      • Spotted Salamander 1 [Ambystoma maculatum]
      • Spotted Salamanders 2 [Ambystoma maculatum]
      • Marbled Salamander 1 [Ambystoma opacum]
      • Marbled Salamanders 2 [Ambystoma opacum]
      • Marbled Salamander 3 [Ambystoma opacum]
      • Mole Salamander [Ambystoma talpoideum]
      • Northern Dusky Salamander [Desmognathus fuscus]
      • Allegheny Mountain Dusky Salamander [Desmognathus ochrophaeus]
      • Allegheny Mountain Dusky x Northern Dusky Salamander Complex [ Desmognathus ochrophaeus x Desmognathus fuscus]
      • Black- Bellied Dusky Salamander [Desmognathus quadramaculatus]
      • Northern two-lined Salamander [Eurycea bislineata]
      • Northern Spring Salamander 1 [Gyrinophilus porphyriticus]
      • Northern Spring Salamanders 2 [Gyrinophilus porphyriticus]
      • Four-toed Salamander [Hemidactylium scutatum]
      • Eastern Red Spotted Newt [Notophthalmus viridescens]
      • Eastern Red-back Salamander 1 [Plethodon cinereus]
      • Eastern Red-back Salamanders 2 [Plethodon cinereus]
      • Northern Slimy Salamander [Plethodon glutinosus]
      • Northern Red Salamander [Pseudotriton ruber]
    • Wildlife
    • Birds
    • Moths
    • Moths 2
    • Caterpillars
    • Butterflies 1
    • Butterflies 2
    • Mushrooms
    • Carnivorous Plants
    • Lichens, Mosses and Fungi
    • Ferns
    • Grasses
    • Trees
    • Leaves
    • Scenery
    • Farming
    • Winter
    • Nature's Designs
    • 15 Orchids.July 2015,New Hampshire
    • Molly
    • Tracie
    • Fishing >
      • Buy Pictures >
        • Fine Art America
        • Alamy >
          • Amphibians
          • Insects
          • Orchids
          • Nature Pictures
          • Reptiles
          • Allegheny Mountain Dusky Salamander [Desmognathus ochrophaeus]
          • Salamanders
          • Scenery
          • Wildflowers
    • Antique Machinery
    • Miscellaneous[This and that]
    • Historic Hudson Valley, October 2015
    • The Hermitage,Mahantongo Valley,Schuylkill county,8-9-15
    • Garden flowers
    • Christmas
    • Indy 500.May,29,2016.100th Anniversary
    • WW II Aircraft
  • Subject Of The Month
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  • New Page
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  • Untitled