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Grassleaf Arrowhead,
Sagittaria graminea
Flowers to 2.3 cm diameter; filaments shorter than anthers, per Flora of North America.
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Quillwort Arrowhead,
Sagittaria isoetiformis
Flowers to 1.3 cm diameter; filaments shorter than anthers, per Flora of North America.
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Bulltongue Arrowhead,
Sagittaria lancifolia var. lancifolia
Flowers to 3.3 cm diameter; filaments longer than anthers, per Flora of North America.
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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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Big Bluestem,
Andropogon gerardi
When the plant is in flower, the bright yellow anthers are prominent, per Vascular Plants of North Carolina.
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Yellow Indiangrass,
Sorghastrum nutans
The prominent anthers are golden yellow, per How to Know the Grasses: Pictured Key Nature Series (Pohl, 1954).
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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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Erect Dayflower,
Commelina erecta var. erecta
3 purple stamens, 3 yellow stamens (one with a larger butterfly-shaped anther), and a pistil, per Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019).
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Asiatic Dayflower,
Commelina communis
var. ludens has larger petals intense violet blue and sterile anthers w a brownish-purple spot, per Weakley's Flora (2023).
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Little Sweet Betsy,
Trillium cuneatum
Two pollen sacs (the anther) line a band of sterile tissue (the connective), per Trilliums of Georgia (Patrick, 2007).
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Relict Trillium,
Trillium reliquum
Vertical pollen sacs (anthers w yellow pollen) along sides of stamens, per Field Guide to the Rare Plants of Georgia (Chafin, 2007).
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Chattahoochee Trillium,
Trillium decipiens
6 stamens, yellow, with vertical pollen sacs (anthers) along both sides, per Field Guide to the Rare Plants of Georgia (Chafin, 2007).
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Underwood's Trillium,
Trillium underwoodii
Stamens < 0.5× long as petals; anther connectives not prolonged into a beak, per Weakley's Flora (2020).
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Relict Trillium,
Trillium reliquum
Stamen connective tissue extends past anther sacs, creating tiny "beaks", per Trilliums of Georgia (Patrick, 2007).
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Mottled Trillium,
Trillium maculatum
Narrow petal bases allow the stamens and anthers to be clearly visible, per Atlantic Coastal Plain Wildflowers (Nelson, 2006).
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Southern Nodding Trillium,
Trillium rugelii
Anthers may not be burgundy, but either albino, yellow or pale pinkish-purple. — Tom Patrick (personal communication)
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Southern Nodding Trillium,
Trillium rugelii
Filaments white; anthers lavender to vivid purple and longer than filaments, per Weakley's Flora.
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Vasey's Trillium,
Trillium vaseyi
Stamens with yellow to maroon anthers, much longer than purple-black ovary, per Wildflowers of Tennessee (Carman, 2005).
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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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Catesby's Trillium,
Trillium catesbyi
Anthers irregularly twisted outward; pollen egg-yolk yellow, per Weakley's Flora.
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Catesby's Trillium,
Trillium catesbyi
Petals strongly reflexed above the tube; anthers curved outward, per Trilliums of Georgia (Patrick, 2007).
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Catesby's Trillium,
Trillium catesbyi
Flowers with wavy-margined, recurved petals and bright yellow anthers, per Wildflowers of the Southern Mountains (Smith, 1998).
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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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Large-flowered Trillium,
Trillium grandiflorum
Flowers above leaves; anthers straight, pale yellow, concealing young ovary, per Trilliums of Georgia (Patrick, 2007).
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Carolina Least Trillium,
Trillium pusillum +
Pollen light yellow, anthers purplish-green between anther sacs, per Weakley's Flora.
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Carolina Least Trillium,
Trillium pusillum +
Anthers purplish-green between the anther sacs, per Weakley's Flora (2015).
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Painted Trillium,
Trillidium undulatum
Filaments are white; anthers yellow or purple; ovary white, not angled, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Swamp Pink,
Helonias bullata
Flowers have pale blue anthers and exude a spicy fragrance, per Wildflowers of the Southern Mountains (Smith, 1998).
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Coastal Bog Asphodel,
Triantha racemosa
Oblong spreading tepals; stamens w flattened filaments & spherical anthers, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Harper's Trout Lily,
Erythronium americanum ssp. harperi
Anthers usually yellow (rarely brown or lavender), per Weakley's Flora (2012).
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Dimpled Trout Lily,
Erythronium umbilicatum ssp. umbilicatum
Anthers usually lavender, brown, cinnamon, or purple (sometimes yellow), per Weakley's Flora (2020).
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Canada Lily,
Lilium canadense
Anthers 5-10mm long, exserted to fully included within the perianth when viewed from the side, per Weakley's Flora (2022).
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Turk's-cap Lily,
Lilium superbum
Anthers 0.6-1" long on spreading filaments, extending well beyond tepals, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Turk's-cap Lily,
Lilium superbum
Anthers magenta, occasionally purple or dull purple, 1.4-2.6cm; pollen rust, per Flora of North America.
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Michigan Lily,
Lilium michiganense
Chubby anthers and a red style are among its distinguishing characteristics, per Lilies in the Wild and in the Garden (Drake, 2014).
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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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Fall Rain-lily,
Zephyranthes candida
Tepals not reflexed; stamens subequal; stigma capitate, ≤ 2mm beyond anthers, per Flora of North America.
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Southern Swamp-lily,
Crinum americanum var. americanum
Each tepal bears a stamen with a purplish-pink filament & yellowish anther, per Atlantic Coastal Plain Wildflowers (Nelson, 2006).
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Yellow Stargrass,
Hypoxis hirsuta
Tepals 6, spreading; anthers 6, spreading, per Flora of North America.
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Eastern Agave,
Agave virginica
Stamens attached to perianth tube at point of expansion, anthers yellow, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Carolina Redroot,
Lachnanthes caroliniana
Stamens spreading at anthesis; anthers yellow; style just exceeding anthers, per Flora of North America.
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Upland Willow,
Salix humilis
Staminate flowers: filaments distinct; anthers purple turning yellow, per Flora of North America.
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Wireweed,
Polygonella gracilis
Ocreola encircling rachis. Pedicels spreading in anthesis. Anthers deep red, per Flora of North America.
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Alligator-weed,
Alternanthera philoxeroides
Each flower w 5 minute petals (actually sepals) surrounding yellow anthers, per A Field Guide for the Identification of Invasive Plants in Southern Forests (Miller, Chambliss, & Lowenstein, 2010).
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Mountain Nailwort,
Paronychia montana
Anthers 0.25-0.3mm in diameter; stipular bracts subtending flowers ~ 0.5× as long as the flowers, per Weakley's Flora (2023).
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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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Early Meadowrue,
Thalictrum dioicum
Sepals ovate or obovate, 1-3.5mm long. Anthers 1.5-3mm long, filaments longer, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Skunk Meadowrue,
Thalictrum amphibolum
Flowers drooping. Five sepals. Filaments white, longer than anthers, per Wildflowers in the Field and Forest: Northeastern US (Clemants & Gracie, 2006).
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Small-leaved Meadowrue,
Thalictrum macrostylum
Filaments clavate [club-shaped, thickened toward apex], longer than anthers, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
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Nandina,
Nandina domestica
Tepals and anthers are attached at the base of the superior ovary.
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Common Pawpaw,
Asimina triloba
After open awhile, anthers release pollen & flowers become functionally male, per Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011).
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Corn Poppy,
Papaver rhoeas
Stamens numerous; anthers bluish-black and borne on slender black filaments, per Royal Botanic Gardens, Kew.
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Long-headed Poppy,
Papaver dubium
Flower: petals orange to red, rarely with dark basal spot; anthers violet, per Flora of North America.
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Mountain Stonecrop,
Sedum ternatum
Petals elliptic-lanceolate; filaments white; anthers red or purple, per Flora of North America.
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Mountain Stonecrop,
Sedum ternatum
Flowers crowded on branch's upper side, with spreading petals & dark anthers, per Wildflowers of Tennessee (Carman, 2005).
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Cliff Stonecrop,
Sedum glaucophyllum
Petals 4, spreading, lanceolate; filaments white; anthers dark red-purple, per Flora of North America.
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Widow's Cross,
Sedum pulchellum
Petals rose-colored to white, anthers dark red, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
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Bigleaf Grass-of-Parnassus,
Parnassia grandifolia
5 stamens w reddish anthers separated by longer, pointed, sterile stamens, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
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Escarpment Foamflower,
Tiarella austrina
5 white clawed elliptic petals and 10 conspicuously long stamens with apricot-colored anthers, per Wildflowers of the Southern Mountains (Smith, 1998).
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Escarpment Foamflower,
Tiarella austrina
Flowers have 10 conspicuously long stamens with apricot-colored anthers, per Wildflowers of the Southern Mountains (Smith, 1998).