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Dallis-grass,
Paspalum dilatatum ssp. dilatatum
Spikelets ovate, acuminate, 3-4mm [anthers & feathery stigmas protruding], per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Silver Plumegrass,
Erianthus alopecuroides
Flowers consist mostly of a few stamens and a pistil with 2 fuzzy stigmas, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
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Big Bluestem,
Andropogon gerardi
Grass flowers usually w 2 lodicules, 3 stamens, ovary w 2 feathery stigmas, per How to Know the Grasses: Pictured Key Nature Series (Pohl, 1954).
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Splitbeard Bluestem,
Andropogon ternarius
Grass flowers usually w 2 lodicules, 3 stamens, ovary w 2 feathery stigmas, per How to Know the Grasses: Pictured Key Nature Series (Pohl, 1954).
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Johnsongrass,
Sorghum halepense
It's easy not to notice the feathery stigmas of wind-pollinated grass flowers.
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Gama Grass,
Tripsacum dactyloides var. dactyloides
Female flowers produce purple stigmas, per Gardening with the Native Plants of Tennessee (Hunter, 2002).
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Centipede Grass,
Eremochloa ophiuroides
Hard to see here, but the stigmas were lavender and fresh anthers bright purple!
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Smooth Spiderwort,
Tradescantia ohiensis
Plants in the family Commelinaceae have an undivided stigma and solitary style, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Bent Trillium,
Trillium flexipes
Filaments shorter than the creamy anthers; ovary with prominent stigmas, per Trilliums of Georgia (Patrick, 2007).
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Amicalola Trillium,
Trillium species 2
Stamens much longer than ovary; stigmas pronounced & recoiled, per Trilliums of Georgia (Patrick, 2007).
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Catesby's Trillium,
Trillium catesbyi
Anthers somewhat twisted, curved outward, stigmas joined into a short style, per Trilliums of Georgia (Patrick, 2007).
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Indian Cucumber-root,
Medeola virginiana
Yellow-green flwrs w 6 recurved petal-like structures & 3 long brown stigmas, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011).
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Indian Cucumber-root,
Medeola virginiana
The sepals, petals, and stigmas of the flowers are recurved, per Gardening with the Native Plants of Tennessee (Hunter, 2002).
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Beargrass,
Yucca filamentosa
Ovary superior; stigmas lobed. Filaments shorter than pistil, per Flora of North America.
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Field Garlic,
Allium vineale
Perianth urceolate to cylindric, stamens and stigma barely exserted, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Common Atamasco-lily,
Zephyranthes atamasco
Tepals usually reflexed; stamens ~ equal; stigma 3-fid, >2mm beyond anthers, per Flora of North America.
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Common Atamasco-lily,
Zephyranthes atamasco
Pistil longer than the stamens, with 3 stigmas, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
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Fall Rain-lily,
Zephyranthes candida
Tepals not reflexed; stamens subequal; stigma capitate, ≤ 2mm beyond anthers, per Flora of North America.
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Fall Rain-lily,
Zephyranthes candida
Stigma capitate [vs. trifid in other species found in GA-NC-SC], per Weakley's Flora (2015).
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Beaked Hazelnut,
Corylus cornuta var. cornuta
Pistillate flowers in an ovoid bud, each flower with 2 exserted red stigmas, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Southern Red Oak,
Quercus falcata
Pistillate flowers with 3-lobed stigmas, solitary or in few-flowered spikes, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
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Blackjack Oak,
Quercus marilandica var. marilandica
Pistillate flowers with 3-lobed stigmas, solitary or in few-flowered spikes, per Native Trees of the Southeast, An Identification Guide (Kirkman, Brown, & Leopold, 2007).
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Georgia Hackberry,
Celtis pumila
Calyx 5-6 lobed nearly to base. Petals absent. Superior ovary with 2 stigmas, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Curly Dock,
Rumex crispus ssp. crispus
Pistillate flowers have 3 feathery stigmas, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Mexican-tea,
Dysphania ambrosioides
Each flower with 5 sepals, 5 stamens, and 2-3 stigmas; petals absent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Lambsquarters,
Chenopodium album var. album
Each flower with 5 sepals, 5 stamens, and 2-3 stigmas; petals absent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Appalachian Fameflower,
Phemeranthus teretifolius
Stigma capitate [head-like]; stamens 10-20, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Piedmont Rock-pink,
Phemeranthus piedmontanus
Stigma subcapitate; stamens 25-42; of mafic and ultramafic rocks, per Weakley's Flora (2015).
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Menges' Fameflower,
Phemeranthus mengesii
Stigma subcapitate; stamens (40)50-80(90); of granite & sandstone SC southward, per Weakley's Flora.
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Common Chickweed,
Stellaria media
Three stigmas, red anthers, and 5 two-lobed petals (looking like 10 petals), per Atlantic Coastal Plain Wildflowers (Nelson, 2006).
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Spatterdock,
Nuphar advena
Six convex yellow sepals almost conceal the many-lobed stigma, per Wildflowers of the Southern Mountains (Smith, 1998).
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Spatterdock,
Nuphar advena
Fruit broadly ovoid beneath stigmatic disk, 3-5cm broad, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Doll's-eyes,
Actaea pachypoda
Sepals and petals drop early, stamens numerous, stigma wider than ovulary, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
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Appalachian Meadowrue,
Thalictrum coriaceum
The female flowers have maroon stigmas, per Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019).
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Early Meadowrue,
Thalictrum dioicum
[Pistillate flowers] Stigmas usually elongate, styles short or absent, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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May-apple,
Podophyllum peltatum
Corolla white, firm; petals 6-9, stamens usually 12-18; stigma sessile, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Common Pawpaw,
Asimina triloba
Newly opened flowers have shiny stigmas receptive to pollen, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011).
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Corn Poppy,
Papaver rhoeas
Papery petals normally vibrant blood red.The stigma is a disk with 8-12 rays, per Royal Botanic Gardens, Kew.
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Long-headed Poppy,
Papaver dubium
The stigma is a 5-9 rayed, radially lobed disk on the summit of the ovary, per Wildflowers of the Southern Mountains (Smith, 1998).
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Virginia Sweetspire,
Itea virginica
Stigma capitate, styles fused at anthesis and separate in fruit, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Trifoliate Orange,
Citrus trifoliata
Flowers 1.5-2" across, w projecting stamens enclosing a yellow hairy stigma, per A Field Guide for the Identification of Invasive Plants in Southern Forests (Miller, Chambliss, & Lowenstein, 2010).
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Nettleleaf Noseburn,
Tragia urticifolia
Pistillate flowers with 3-8 sepals and 3 stigmas, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Halberdleaf Rosemallow,
Hibiscus laevis
Stigmas 5, capitate, styles free near apex, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Savanna Hibiscus,
Hibiscus aculeatus
Extended crimson stamen column topped by a pistil with a 5-parted stigma, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).
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Wax Mallow,
Malvaviscus arboreus
Petals auriculate. Stamens, styles and stigmas fully exserted, per Flora of North America.
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Purple Passionflower,
Passiflora incarnata
Yellowish anthers circle below 3 arching styles and enlarged stigmas, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Yellow Passionflower,
Passiflora lutea
5 pale yellowish anthers and 3 long green styles with enlarged stigmas, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Eastern Prickly-pear,
Opuntia mesacantha ssp. mesacantha
Anthers pale yellow to cream; style and stigma lobes white, per Flora of North America.
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Dune Prickly-pear,
Opuntia drummondii
Inner tepals yellow throughout; filaments & anthers yellow; stigma lobes white, per Flora of North America.
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Coastal Prickly-pear,
Opuntia stricta var. dillenii
Inner tepals light yellow throughout; filaments, anthers style & stigma yellow, per Flora of North America.
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Coastal Prickly-pear,
Opuntia stricta var. stricta
Inner tepals light yellow throughout; filaments, anthers style & stigma yellow, per Flora of North America.
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Showy Evening Primrose,
Oenothera speciosa
All Oenothera found in the southern mtns have a 4-branched stigma, per Wildflowers of the Southern Mountains (Smith, 1998).
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Narrowleaf Sundrops,
Oenothera fruticosa var. fruticosa
All Oenothera found in the southern mtns have a 4-branched stigma, per Wildflowers of the Southern Mountains (Smith, 1998).
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Great Willowherb,
Chamaenerion angustifolium ssp. circumvagum
Flowers numerous, with 4 roundish short-clawed petals and a 4-lobed stigma, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Threadstalk Gaura,
Oenothera filipes
The protruding style has a cross-shaped stigma; stamens are long & drooping, per Wildflowers of Tennessee (Carman, 2005).
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Biennial Gaura,
Oenothera gaura
4 clawed petals, 8 conspicuous stamens, a style with a 4-lobed stigma, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Devil's Walkingstick,
Aralia spinosa
Usually 5 stamens; 5 stigmas; 5 styles fused basally, then separate & recurved, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Northern Rattlesnake-master,
Eryngium yuccifolium var. yuccifolium
Newly-opened flowers shed pollen, later stigmas spread and become receptive, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011).
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Downy Sweet-pepperbush,
Clethra tomentosa
Stamens and stigmas long-exserted, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Pipsissewa,
Chimaphila maculata
The 5 petals are white or pinkish; the stigma is rounded and green, per Wildflowers of Tennessee (Carman, 2005).