Logo Platanthera grandiflora & more...
Chattahoochee National Forest
June 2020
All Text & Images:
Copyright (2019-2020)

1 - Union Co, GA
After a day of monitoring historic Isotria medeoloides sites, I checked out the relatively close location of another rare plant.   This is one of the few extant Georgia populations of Large Purple Fringed Orchid (Platanthera grandiflora).   When I arrived, I could find no sign of any blooms.   I finally spotted a slight glimpse of pink, and found the sorriest excuse for an orchid raceme that I've seen.   It consisted of one motley flower, one bud, and an aborted bud.


Stunted_Platanthera_grandiflora
This is not the first year that something happened to the orchids here.



2 - Gilmer Co, GA
After coming up empty on that earlier foray, a few days later I visited the only other Georgia site that I'm aware of.   I had a long drive on a rough, winding Forest Service road, followed by a long hike to reach the site.   This spot had not produced many flowers in recent years, so I was happy to find eight inflorescences blooming.


Spigelia
Indian Pink   (Spigelia marilandica)
This was growing all through the woods along my trek to the orchids.



Spigelia
These are scarce in NE Georgia, but as soon as you get west of Blue Ridge, it grows like a weed!


Spigelia
I had hoped to make it further west to see the pink and white varieties,
but ran out of time after the orchid exploration...





Platanthera_grandiflora
Finally, the star of the show...


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Greater Purple Fringed Orchid (Platanthera grandiflora)



Platanthera_grandiflora
The flower clusters were small, but it was great
just to see this species that is so rare in Georgia.



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Individual flower detail


Platanthera_grandiflora



Platanthera_grandiflora
It seemed ironic that these inflorescences of the "Greater" orchid
were so much smaller than the more common "Lesser" species...



Platanthera_grandiflora



Platanthera_grandiflora
This photo illustrates one of the main differences between the Lesser Purple Fringed Orchid (P. psycodes)
and the Greater Purple Fringed Orchid (P. grandiflora).   The Greater Orchid (R) has a large round nectary
opening, while the Lesser Orchid (L) has a nectary opening that is flattened and dumb-bell shaped





Horse_Nettle
A few other species seen along the way:
Carolina Horse Nettle   (Solanum carolinense)



Spiderwort
Spiderwort   (Tradescantia sp.)



Red_Ring_Milkweed
Redring Milkweed   (Asclepias variegata)


Beardtongue
Pale Beardtongue   (Penstemon pallidus)



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