Missouri Department of Conservation

Taxonomy

Common Name: PALE GREEN ORCHID

Phylum: MAGNOLIOPHYTA

Class: LILIOPSIDA

Order: ORCHIDALES

Family: ORCHIDACEAE

Genus: PLATANTHERA

Species: FLAVA

Taxonomic Authority: (L.) LINDL.

Taxonomy References: 001

Status

STATE RANK S2
GLOBAL RANK G4T4?Q

Status References: 006

Habitat Summary

"Occurs in low wet woods and bottomland forests, and in wet-mesic prairies."

Primary Habitat: "Forest - bottomland"

References:

Distribution

General Occurrence in State:

"Is scattered throughout the state. Var. Flava is more common in south Missouri, and var. Herbiola is more common in the north *02*."

County Occurance

County Occurence
Known Likely Unknown Not Likely Historic Extirpated
BUTLER HARRISON SHANNON
CARTER LIVINGSTON
HOWELL
IRON
JEFFERSON
JOHNSON
KNOX
LINN
MACON
MONROE
MORGAN
OREGON
PERRY
RIPLEY
SCHUYLER
SCOTT
SHELBY
ST. CLAIR
ST. LOUIS
STODDARD
WAYNE

References for distribution: 004 , 005 , 002 , 003

Distribution by Watersheds

South Fabius R.
Miss. R. from Des Moines R. to MO. R.; and North R.
North Fork from Headwaters to South Fork
Miss. R. from St. Louis to River Aux Vases
Meramec R.
Miss. R. from River Aux Vases to Ohio R.
St. John's Ditch and Blue Ditch
St. Francis R. from Headwaters to Wappapello Dam
St. Francis R. from Wappapello Dam to Arkansas Border
Grand R. from Shoal Creek to MO. R.
Chariton R. from Headwaters to Shuteye Creek
Little Chariton R.
Osage R. from Headwaters to Warsaw, MO.
Osage R. from Warsaw to Bagnell Dam
Blackwater R.
Black R.
Current R.
Warm Fork Spring R. and South Fork
Eleven Point R.

Comments: ""

Distribution by Ecoregions

Comments: ""

Distribution by Potential Natural Vegetation

Bluestem Prairie/Oak Hickory Forest
Oak-Hickory Forest
Southern Floodplain Forest

Distribution by Natural Divisions of Missouri

Glaciated Plains: Grand River
Glaciated Plains: Eastern
Ozark Border: Mississippi River
Ozark: Upper Ozark
Ozark: Lower Ozark
Mississippi Lowlands: Lowlands
Osage Plains

Habitat Associations

Species is associated with "" habitats.

National Wetlands Inventory Association:

Palustrine

Aquatic Associations:

"Palustrine", "Emergent, persistent",
"Palustrine", "Emergent",
"Palustrine", "Forested, deciduous",
"Palustrine", "Forested, deciduous",

References for Aquatic Associations: 005 , 002 , 003

Habitat Types:

Wooded Riparian and Bottomland Hardwood
See Comments

References for Habitat Types: 005 , 002 , 003

Terrestrial Natural Communities:

Forest
Bottomland Forest
Mesic Bottomland Forest
Wet-Mesic Bottomland Forest
Wet Bottomland Forest
Prairie
Wet-Mesic Prairie
Wet Prairie
Ground Water Seepage
Fen

References for Terrestrial Natural Communities: 005 , 002 , 003

Food Habits

Trophic Level:

""

Larval Food Habits

Comments for larval food habits:
""

References for larval food habits:

Juvenile Food Habits

Comments for Juvenile Food Habits:
""

References Juvenile Food Habits

Adult Food Habits

Comments for Adult Food Habits:
""

References Adult Food Habits

Niche Requirements

Egg Niche Requirements

References for egg niches requirements:

Feeding Larvae Niche Requirements

References for feeding larvae niche requirements:

Resting Larvae Niche Requirements

References for resting Larvae niche requirements:

Feeding Juvenile Niche Requirements

References for feeding juvenile niche requirements:

Resting Juvenile Niche Requirements

References for resting juvenile niche requirements:

Breeding Adult Niche Requirements

References for feeding Adult niche requirements:

Feeding Adult Niche Requirements

References for feeding adult niche requirements:

Resting Adult Niche Requirements

References for resting adult niche requirements:

Niche Requirement Summary

General comments about species(00000)
General habitat association specified in comments(00270)

Comments about Life History:

Code Comment
045 Is pollinated by mosquitoes and butterflies *002*.
003 Associates include boehmeria cylandrica, leersia virginica, ranunculus hispidus, cryptotaenia canadensis, isopyrum biternatum, menisperimum canadense, maianthemum racemosum, scutellaria latiflora, quercus palustris, quercus bicolor, betula nigra, ulmus rubra, toxicodendron pubescens and marshalII caespitosa var. Caespitosa *003*.
050 Fruit has been observed in July *003*.

Life History Information

Pollination by:insects
Pollination by:see comments(045)
Life form:herb
Flowering period begins: May
Flowering period ends: September
Fruiting period begins: see comments(050)
Origin in state: native
Closely associated plant or animal species specified in comments(003)

Comments about Life History:

Code Comment
045 Is pollinated by mosquitoes and butterflies *002*.
003 Associates include boehmeria cylandrica, leersia virginica, ranunculus hispidus, cryptotaenia canadensis, isopyrum biternatum, menisperimum canadense, maianthemum racemosum, scutellaria latiflora, quercus palustris, quercus bicolor, betula nigra, ulmus rubra, toxicodendron pubescens and marshalII caespitosa var. Caespitosa *003*.
050 Fruit has been observed in July *003*.

References for life history: 005 , 002 , 003

Management

Beneficial Management Practices:

Water - protect natural hydrology to avoid lowering of the water table
Water - other (specify in comments)
Forest - maintain riparian habitats
Grassland - control grazing of domestic livestock
Grassland - prescribed/controlled burning

Beneficial Management References: 004 , 007

Adverse Managment Practices:

Water - drainage of wetlands, marshes, ponds, lakes

Adverse Management References: 004

Comments on Management:
Maintain floodplain forest habitat. In prairie habitats, prevent woody encroachment. *04*. maintain local hydrologic conditions to prevent lowering of the water table *07*.

References for Management Comments: 004 , 007

References

Reference Code Citation
001 Yatskievych, G. and J. Turner. 1990. Catalogue Of The Flora Of Missouri. Monographs In Systemic Botany From The Missouri Botanical Garden, V.37. 345 Pp.
002 Yatskievych, G. 1999. Steyermark's Flora Of Missouri, Volume I (Revised Edition). Missouri Dept. Of Conservation And Missouri Botanical Garden Press. St. Louis, Mo. 991 Pp.
003 Unpb Flora Of Missouri Database. G. Yatskievych, Missouri Botanical Garden, P.O. Box 299, St. Louis, Mo 63166-0299. 314-577-9522.
004 Unpb Missouri Department Of Conservation Heritage Database. P.O. Box 180, Jefferson City, Mo 65102 573-751-4115.
005 Summers, B.1996. Missouri Orchids, 3rd Ed. Missouri Dept. Of Conservation Natural History Series, No. 1. Mo Dept. Of Conservation, Jefferson City, Mo. 112 Pp.
006 Missouri Natural Heritage Program. 2004. Missouri Species and Communities of Conservation Concern Checklist. Missouri Department Of Conservation. Jefferson City, Missouri. 47 Pp.
007 Unpb Smith, T.E. Missouri Dept. Of Conservation, P.O. Box 180, Jefferson City, M0 65102. 573-751-4115.