Malaxis unifolia

ClassificationMonocots
FamilyOrchidaceae
Family (Traditional)Orchidaceae
GenusMalaxis
Species:Malaxis unifolia Michx.
Common NameGreen Adders Mouth Orchid
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Natural Area Presence: BE; Natural Area Presence: BFM; Natural Area Presence: FG; Natural Area Presence: GRSM; Natural Area Presence: LULA; Natural Area Presence: ObedWSR; Natural Area Presence: PK; Natural Area Presence: SGSNA; Natural Area Presence: WOLF; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Xeric; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Moisture Requirements: Mesic-Hydric; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: April; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Leaf Arrangement: solitary; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: broadleaf; Leaf Venation: palmate; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Pollinium; Base Flower Color: Green; Carpel Number/Pistil: 1; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: raceme; Ovary Position: Inferior; Overall Flower Symmetry: Zygomorphic; Ovules per Carpel: 13+; Perianth Present: Yes; Petal Fusion: No; Petal Number: 3; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Parietal; Sepal Fusion: No; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 4; Tepal Fusion: No; Tepal Number: 6
C value 8
StatusNative; AGCP (FAC), EMP (FAC) (NWPL); TN[SNR] KY[S4?] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Microstylis ophioglossoides Microstylis ophioglossoides
Microstylis unifolia Microstylis unifolia (Michx.) Britton, Sterns & Poggenb.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Bath (KY), Bell (KY), Garrard (KY), Harlan (KY), Knott (KY), Laurel (KY), Letcher (KY), McCreary (KY), Madison (KY), Menifee (KY), Morgan (KY), Powell (KY), Pulaski (KY), Rowan (KY), Wolfe (KY), Blount (TN), Campbell (TN), Carter (TN), Cheatham (TN), Chester (TN), Coffee (TN), Cumberland (TN), Dickson (TN), Fayette (TN), Fentress (TN), Franklin (TN), Grundy (TN), Hamilton (TN), Johnson (TN), Lincoln (TN), McMinn (TN), McNairy (TN), Marion (TN), Monroe (TN), Morgan (TN), Polk (TN), Rhea (TN), Roane (TN), Sevier (TN), Unicoi (TN), Union (TN), Warren (TN), White (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, ETSU, MDKY, MEM, TENN, UCHT, UOS

Range of years during which specimens were collected: 1977 - 2018

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100107208 Knott Kentucky Richard H. Hannan
EKY
Malaxis unifolia
BEREA005153 Laurel Kentucky
BEREA
Malaxis unifolia
BEREA005156 Madison Kentucky
BEREA
Malaxis unifolia
TENN-V-0074637 Roane Tennessee
TENN
Malaxis unifolia
TENN-V-0074628 Johnson Tennessee
TENN
Malaxis unifolia
TENN-V-0074616 Coffee Tennessee
TENN
Malaxis unifolia
TENN-V-0074621 Fentress Tennessee
TENN
Malaxis unifolia
UCHT008737 Hamilton Tennessee
UCHT
Malaxis unifolia
APSC0099544 Powell Kentucky
APSC
Malaxis unifolia
ETSU033578 Carter Tennessee
ETSU
Malaxis unifolia
31234100107190 Harlan Kentucky Richard H. Hannan
EKY
Malaxis unifolia
31234100107224 Powell Kentucky Timothy J. Weckman
EKY
Malaxis unifolia
31234100107240 Rowan Kentucky Richard H. Hannan
EKY
Malaxis unifolia
ETSU010192 Unicoi Tennessee
ETSU
Malaxis unifolia
ETSU010195 Unicoi Tennessee
ETSU
Malaxis unifolia
MDKY00006656 Bath Kentucky
MDKY
Malaxis unifolia
TENN-V-0074645 White Tennessee
TENN
Malaxis unifolia
TENN-V-0074631 McNairy Tennessee
TENN
Malaxis unifolia
TENN-V-0074633 Monroe Tennessee
TENN
Malaxis unifolia
TENN-V-0074622 Fentress Tennessee
TENN
Malaxis unifolia
TENN-V-0074636 Rhea Tennessee
TENN
Malaxis unifolia
TENN-V-0074611 Blount Tennessee
TENN
Malaxis unifolia
APSC0035171 Dickson Tennessee
APSC
Malaxis unifolia
31234100107257 Cheatham Tennessee 11 Jun 1977 Ronald L. Jones
1821
EKY
Malaxis unifolia
31234100733789 Letcher Kentucky Rich Hannan
EKY
Malaxis unifolia
N/A Unicoi Tennessee 16 Jun 2011 Frosty Levy
ETSU
Malaxis unifolia
TENN-V-0074643 Union Tennessee
TENN
Malaxis unifolia
TENN-V-0074644 Warren Tennessee
TENN
Malaxis unifolia
TENN-V-0074641 Sevier Tennessee
TENN
Malaxis unifolia
BEREA025496 Madison Kentucky
BEREA
Malaxis unifolia
ETSU025370 Carter Tennessee 19 Aug 2012 Adam McCullough
ETSU
Malaxis unifolia
31234100107216 Morgan Kentucky Richard H. Hannan
EKY
Malaxis unifolia
BEREA005155 Pulaski Kentucky
BEREA
Malaxis unifolia
ETSU005784 Carter Tennessee 08 Jul 2015 Frosty Levy
ETSU
Malaxis unifolia
TENN-V-0074626 Grundy Tennessee
TENN
Malaxis unifolia
TENN-V-0074640 Sevier Tennessee
TENN
Malaxis unifolia
TENN-V-0074627 Johnson Tennessee
TENN
Malaxis unifolia
TENN-V-0074634 Morgan Tennessee
TENN
Malaxis unifolia
TENN-V-0074623 Franklin Tennessee
TENN
Malaxis unifolia
TENN-V-0074642 Unicoi Tennessee
TENN
Malaxis unifolia
UOS07522 Coffee Tennessee 03 Jul 1996 Douglas E. Kennemore, Jr.
UOS
Malaxis unifolia
31234100107182 Garrard Kentucky J. Stuart Lassetter
EKY
Malaxis unifolia
31234100107232 Rowan Kentucky Richard H. Hannan
EKY
Malaxis unifolia
BEREA005152 Bell Kentucky
BEREA
Malaxis unifolia
ETSU010191 Unicoi Tennessee
ETSU
Malaxis unifolia
ETSU010196 Carter Tennessee
ETSU
Malaxis unifolia
ETSU010194 Unicoi Tennessee
ETSU
Malaxis unifolia
TENN-V-0074639 Sevier Tennessee
TENN
Malaxis unifolia
TENN-V-0074617 Coffee Tennessee
TENN
Malaxis unifolia
TENN-V-0074625 Grundy Tennessee
TENN
Malaxis unifolia
TENN-V-0074635 Polk Tennessee
TENN
Malaxis unifolia
APSC0083661 McCreary Kentucky
APSC
Malaxis unifolia
31234100781002 Menifee Kentucky Thomas McFadden
EKY
Malaxis unifolia
31234100854197 Wolfe Kentucky Joyce Norton
EKY
Malaxis unifolia
TENN-V-0074618 Cumberland Tennessee
TENN
Malaxis unifolia
TENN-V-0074614 Coffee Tennessee
TENN
Malaxis unifolia
TENN-V-0074609 Blount Tennessee
TENN
Malaxis unifolia
TENN-V-0074632 Monroe Tennessee
TENN
Malaxis unifolia
UCHT008736 Marion Tennessee
UCHT
Malaxis unifolia
31234100186343 Garrard Kentucky Donna A. Godbey
EKY
Malaxis unifolia
BEREA005154 Madison Kentucky
BEREA
Malaxis unifolia
BEREA005157 Campbell Tennessee
BEREA
Malaxis unifolia
MDKY00006655 McCreary Kentucky
MDKY
Malaxis unifolia
MDKY00006657 Rowan Kentucky
MDKY
Malaxis unifolia
TENN-V-0074615 Coffee Tennessee
TENN
Malaxis unifolia
TENN-V-0074612 Campbell Tennessee
TENN
Malaxis unifolia
TENN-V-0074638 Sevier Tennessee
TENN
Malaxis unifolia
APSC0072977 Pulaski Kentucky 20 Sep 1993 Max Medley
APSC
Malaxis unifolia
N/A Tennessee 07 Sep 2018 Frosty Levy, Elaine Walker, Sollie Walker
18361
ETSU
Malaxis unifolia
MEM015804 Fayette Tennessee 04 Oct 1980 Vernon M. Bates Jr.
1936
MEM
Malaxis unifolia
TENN-V-0074624 Grundy Tennessee
TENN
Malaxis unifolia
TENN-V-0074610 Blount Tennessee
TENN
Malaxis unifolia
TENN-V-0074620 Fayette Tennessee
TENN
Malaxis unifolia
TENN-V-0074630 McMinn Tennessee
TENN
Malaxis unifolia
TENN-V-0074629 Lincoln Tennessee
TENN
Malaxis unifolia
TENN-V-0074619 Dickson Tennessee
TENN
Malaxis unifolia
TENN-V-0074613 Chester Tennessee
TENN
Malaxis unifolia
UOS07521 Franklin Tennessee 19 Jun 1997 Yolande M. Gottfried
UOS
Malaxis unifolia
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Plant Photos

Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Joey Shaw
Malaxis unifolia - Milo Pyne
Malaxis unifolia - Milo Pyne
Malaxis unifolia - Milo Pyne
Malaxis unifolia - Milo Pyne
Malaxis unifolia - Sunny Fleming
Malaxis unifolia - Sunny Fleming
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield
Malaxis unifolia - Tara Littlefield