Aristolochiaceae: Aristolochia baetica from the Botanical Site of Leif & Anita Stridvall
Aristolochiaceae: Aristolochia brasiliensis - Cultivated. Known as Dutchman's Pipe. (foliage and flower) - photo by Jonathan Harvey, contact: Monique Reed
Aristolochiaceae: Aristolochia bridgesii species page from the Flora of Chile
Aristolochiaceae: Aristolochia californica species image page from CalPhotos
Aristolochiaceae: Aristolochia chilensis species page from the Flora of Chile
Aristolochiaceae: Aristolochia clematis - - Native, from Berlin/Germany (whole plant) - photo: Thomas Schöpke
Aristolochiaceae: Aristolochia clematis - - Native, from Berlin/Germany (flower-close) - photo: Thomas Schöpke
Aristolochiaceae: Aristolochia clematitis from the Botanical Site of Leif & Anita Stridvall
Aristolochiaceae: Aristolochia clematitis from Carl Lindman's Bilder ur Nordens Flora
Aristolochiaceae: Aristolochia clematitis species page from Floral Images
Aristolochiaceae: Aristolochia clematitis (birthwort) species page from Forestry Images
Aristolochiaceae: Aristolochia clematitis species image page from Josef Hlasek - Wildlife Photo Gallery
Aristolochiaceae: Aristolochia clematitis from Otto Wilhelm Thomé's - Flora von Deutschland Österreich und der Schweiz (1885 - 1905)
Aristolochiaceae: Aristolochia coryi - Flower, close-up; Crockett Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia coryi - Flower and leaf, side view; Crockett Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia cretica from the Botanical Site of Leif & Anita Stridvall
Aristolochiaceae: Aristolochia cymbifera from Tropical Plant Database
Aristolochiaceae: Aristolochia elegans - Flower - photo: Hugh Wilson
Aristolochiaceae: Aristolochia elegans (Calico Flower) species page from the Flowers of India
Aristolochiaceae: Aristolochia elegans species page from Cal's Plant of the Week
Aristolochiaceae: Aristolochia erecta (zoom) - Flower, front view; Winston Ranch, Uvalde County, Texas (pboto by Hillary Loring) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia erecta (zoom) - Flower, side view; Winston Ranch, Uvalde County, Texas (pboto by Hillary Loring) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia erecta (zoom) - Cauline leaves; Winston Ranch, Uvalde County, Texas (pboto by Hillary Loring) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia erecta - Native, from College Station, TX. Known as Swanflower. (5-ribbed fruit, dehisced fruit, and scale) - photo by David C. Reed, contact: Monique Reed
Aristolochiaceae: Aristolochia erecta - Native, from College Station, TX. Known as Swanflower. (flower and leaves, close-up) - photo by David C. Reed, contact: Monique Reed
Aristolochiaceae: Aristolochia erecta - Native, from College Station, TX. Known as Swanflower. (foliage with larva of Pipevine Swallowtail (Battus philenor)) - photo by David C. Reed, contact: Monique Reed
Aristolochiaceae: Aristolochia erecta - Native, from College Station, TX. Known as Swanflower. (close-up of throat, showing markings) - photo by David C. Reed, contact: Monique Reed
Aristolochiaceae: Aristolochia erecta - Flower, close-up, side view; Travis Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia erecta - Flower, close-up, frontal view; Travis Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia erecta - Flower, close-up, side view; Travis Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia erecta - Flower, close-up, frontal view; Travis Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia erecta - Fruit, close-up; Travis Co., TX - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia erecta - Native, from Wellborn, TX. (flower) - photo: James Manhart
Aristolochiaceae: Aristolochia erecta species image page from BIO 406D (University of Texas)
Aristolochiaceae: Aristolochia fimbriata species page from Cal's Plant of the Week
Aristolochiaceae: Aristolochia gigantea - Cultivated, from San Diego. Known as Dutchman's Pipe. (flower) - photo by Jonathan Harvey, contact: Monique Reed
Aristolochiaceae: Aristolochia gigantea - flower, face view, no location data available - photo by Robert Corbett
Aristolochiaceae: Aristolochia gigantea var. brasiliensis species image page from CalPhotos
Aristolochiaceae: Aristolochia indica (Indian Birthwort) species page from the Flowers of India
Aristolochiaceae: Aristolochia jaliscana species page from the Image Libarary - Southwest Environmental Infomation Network
Aristolochiaceae: Aristolochia littoralis species image page from Plants of Hawaii (HEAR)
Aristolochiaceae: Aristolochia littoralis - Cultivated, from Floriculture Greenhouse, Texas A&M. Known as Calico Flower. ((=A. littoralis) flower) - photo: James Manhart
Aristolochiaceae: Aristolochia macrophylla (Dutchman's pipe) species page from Bioimages
Aristolochiaceae: Aristolochia macrophylla (Dutchman's pipe) species page from Dendrology at Virginia Tech
Aristolochiaceae: Aristolochia macrophylla species image page from Trees, Shrubs, and Woody Vines of North Carolina
Aristolochiaceae: Aristolochia manchuriensis species image page from CalPhotos
Aristolochiaceae: Aristolochia maxima - Flower, close-up; Fairchild Tropical Gardens, Miami, FL - photo: David Lemke (SWTS)
Aristolochiaceae: Aristolochia ornithocephala (Bird's Head Birthwort) species page from the Flowers of India
Aristolochiaceae: Aristolochia ringens (Gaping Dutchman's Pipe) species page from the Flowers of India
Aristolochiaceae: Aristolochia rotunda species information page from UN Food and Agriculture Organization - Ecocrop
Aristolochiaceae: Aristolochia serpentaria (zoom) - Basal leaves; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Plant with basal leaves; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Basal leaves - close; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Fruit from side; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Fruit from above; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Fruit from side - close; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria (zoom) - Basal leaf - close; Thornberry Ranch, Trinity River bottoms, eastern Madison County, Texas (site overview) - photo: Hugh Wilson
Aristolochiaceae: Aristolochia serpentaria species page from the Connecticut Botanical Society
Aristolochiaceae: Aristolochia serpentaria species image page from Missouri Plants
Aristolochiaceae: Aristolochia sp. - Plant in flower - front - photo: Hugh Wilson
Aristolochiaceae: Aristolochia sp. - Flower - side - photo: Hugh Wilson
Aristolochiaceae: Aristolochia tomentosa (zoom) - Flower at anthesis, front view; Democrat Crossing, Grimes County, Texas - photo: Hugh Wilson
Aristolochiaceae: Aristolochia tomentosa (zoom) - Flower at anthesis, side view; Democrat Crossing, Grimes County, Texas - photo: Hugh Wilson
Aristolochiaceae: Aristolochia tomentosa (zoom) - Flower just prior to anthesis, front view; Democrat Crossing, Grimes County, Texas - photo: Hugh Wilson
Aristolochiaceae: Aristolochia tomentosa (zoom) - Flower just prior to anthesis, side view; Democrat Crossing, Grimes County, Texas - photo: Hugh Wilson
Aristolochiaceae: Aristolochia tomentosa (pipe vine) species page from Bioimages
Aristolochiaceae: Aristolochia trilobata - Cultivated, from San Diego. Known as Dutchman's Pipe. (foliage and flowers) - photo by Jonathan Harvey, contact: Monique Reed
Aristolochiaceae: Aristolochia watsonii species image page from Vascular Plants of the Gila Wilderness (USA - New Mexico)
Aristolochiaceae: Aristolochia watsonii species page from the Image Libarary - Southwest Environmental Infomation Network
Aristolochiaceae: Asarum canadense - Plant in flower - Holmes County, Ohio - photo: Hugh Wilson
Aristolochiaceae: Asarum canadense - Plant in flower - close - Holmes County, Ohio - photo: Hugh Wilson
Aristolochiaceae: Asarum canadense (Canadian wild ginger) species page from Bioimages
Aristolochiaceae: Asarum canadense species image page from CalPhotos
Aristolochiaceae: Asarum canadense species page from the Connecticut Botanical Society
Aristolochiaceae: Asarum canadense (Canadian wildginger) species page from Forestry Images
Aristolochiaceae: Asarum canadense species image page from Missouri Plants
Aristolochiaceae: Asarum caudatum species image page from CalPhotos
Aristolochiaceae: Asarum caudatum (British Columbia wildginger) species page from Forestry Images
Aristolochiaceae: Asarum caudatum from Oregon Flora Image Project
Aristolochiaceae: Asarum caudatum (Wild Ginger) species page from Plant Gallery of the Washington Native Plant Society
Aristolochiaceae: Asarum europaeum - Native, from St. Petersburg, Russia. Known as European Wild Ginger. (flower)
Aristolochiaceae: Asarum europaeum species information page from UN Food and Agriculture Organization - Ecocrop
Aristolochiaceae: Asarum europaeum species image page from Josef Hlasek - Wildlife Photo Gallery
Aristolochiaceae: Asarum europaeum species image page from Josef Hlasek - Wildlife Photo Gallery
Aristolochiaceae: Asarum europaeum from Otto Wilhelm Thomé's - Flora von Deutschland Österreich und der Schweiz (1885 - 1905)
Aristolochiaceae: Asarum europaeum - - Cultivated, at Berlin Botanical Garden/Germany (whole plant) - photo: Thomas Schöpke
Aristolochiaceae: Asarum hartwegii species image page from CalPhotos
Aristolochiaceae: Asarum lemmonii species image page from CalPhotos
Aristolochiaceae: Asarum marmoratum species image page from CalPhotos
Aristolochiaceae: Asarum marmoratum from Oregon Flora Image Project
Aristolochiaceae: Hexastylis arifolia - Plant showing growth habit; Winn Parish, LA - photo: David Lemke (SWTS)
Aristolochiaceae: Hexastylis arifolia - Leaf, close-up; Winn Parish, LA - photo: David Lemke (SWTS)
Aristolochiaceae: Hexastylis arifolia - Flower cluster at base of plant; Winn Parish, LA - photo: David Lemke (SWTS)
Aristolochiaceae: Hexastylis arifolia - Flower, close-up; Gloster, MS - photo: David Lemke (SWTS)
Aristolochiaceae: Hexastylis arifolia (little brown jug) species page from Forestry Images
Aristolochiaceae: Hexastylis arifolia - Native, from Georgia. (whole plant) - photo: James Manhart
Aristolochiaceae: Hexastylis shuttleworthii var. harperi (largeflower heartleaf) species page from Forestry Images
Aristolochiaceae: Hexastylis speciosa (Harper's heartleaf) species page from Forestry Images