Papaveraceae
Adlumia fungosa (Aiton) Greene ex Britton, Stern & Poggenb.
Adlumia fungosa (Aiton) Greene ex Britton, Stern & Poggenb.
Adlumia fungosa is a biennial climbing flowering plant native to North America, known commonly as Allegheny vine, climbing fumitory, or mountain fringe.
Argemone albiflora Hornem.
Argemone albiflora Hornem.
Argemone albiflora, the white prickly poppy, is a prickly flowering plant with documented traditional medicinal and cultural uses.
Argemone mexicana L.
Argemone mexicana L.
Argemone mexicana is a poisonous but medicinally used poppy species native to Mexico, now widely naturalized globally.
Argemone munita Durand & Hilg.
Argemone munita Durand & Hilg.
Argemone munita, the flatbud prickly poppy, is a spiny, white-bloomed poppy native to western North America.
Argemone ochroleuca Sweet
Argemone ochroleuca Sweet
Argemone ochroleuca, commonly pale Mexican prickly poppy, is a flowering prickly poppy native to Mexico and introduced as a weed elsewhere.
Argemone platyceras Link & Otto
Argemone platyceras Link & Otto
Argemone platyceras (chicalote) is a Papaveraceae flowering plant native to Mexican seasonally dry areas, introduced to Uzbekistan, with a 'Silver Charm' cultivar.
Argemone pleiacantha Greene
Argemone pleiacantha Greene
Argemone pleiacantha, the southwestern prickly poppy, is a prickly poppy native to the southwestern US and northern Mexico, with two recognized subspecies.
Argemone polyanthemos (Fedde) G.B.Ownbey
Argemone polyanthemos (Fedde) G.B.Ownbey
Argemone polyanthemos is a poisonous short-lived prickly poppy native to North American prairies.
Bocconia frutescens L.
Bocconia frutescens L.
Bocconia frutescens L. is a poppy-related shrub that grows in many habitats, with seeds dispersed by birds.
Capnoides sempervirens (L.) Borkh.
Capnoides sempervirens (L.) Borkh.
Capnoides sempervirens is a glaucous herb with pink yellow-tipped flowers that often grows in fire-disturbed areas in North America.
Ceratocapnos claviculata (L.) Lidén
Ceratocapnos claviculata (L.) Lidén
Ceratocapnos claviculata is a climbing vining plant native to Western Europe, most common in the UK, that grows in shaded acid woodlands.
Chelidonium majus L.
Chelidonium majus L.
Chelidonium majus (greater celandine) is a perennial herb native to Eurasia and North Africa, often invasive in North America.
Corydalis aurea Willd.
Corydalis aurea Willd.
Corydalis aurea is a North American native flowering plant in the poppy family with medicinal and ornamental garden uses.
Corydalis caseana A.Gray
Corydalis caseana A.Gray
Corydalis caseana A.Gray (Sierra corydalis) is a large poisonous western US perennial, toxic to horses.
Corydalis caucasica DC.
Corydalis caucasica DC.
Corydalis caucasica DC. is a small tuberous spring ephemeral perennial suitable for alpine and rock garden cultivation, holding an RHS Award of Garden Merit.
Corydalis cava (L.) Schweigg. & Körte
Corydalis cava (L.) Schweigg. & Körte
Corydalis cava is a spring ephemeral plant containing alkaloids including the occasionally medicinally used bulbocapnine.
Corydalis flavula (Raf.) DC.
Corydalis flavula (Raf.) DC.
Corydalis flavula is an herbaceous perennial native to eastern US, with documented historical medicinal uses by multiple cultures.
Corydalis incisa (Thunb.) Pers.
Corydalis incisa (Thunb.) Pers.
Corydalis incisa is an annual plant that grows up to 2 feet tall and inhabits waterways, rock walls, and other moist, disturbed habitats.
Corydalis intermedia (L.) Mérat
Corydalis intermedia (L.) Mérat
Corydalis intermedia is a European flowering plant species in the Papaveraceae family.
Corydalis micrantha (Engelm. & A.Gray) A.Gray ex J.M.Coult.
Corydalis micrantha (Engelm. & A.Gray) A.Gray ex J.M.Coult.
Corydalis micrantha is an annual North American herb divided into three subspecies, with one listed as endangered in Illinois.
Corydalis nobilis (L.) Pers.
Corydalis nobilis (L.) Pers.
Corydalis nobilis (L.) Pers. is a hardy ornamental plant with ant-dispersed seeds that grows well in varied light conditions.
Corydalis solida (L.) Clairv.
Corydalis solida (L.) Clairv.
Corydalis solida is a cultivated spring ephemeral flowering plant native to northern Europe and Asia.
Cysticapnos vesicaria (L.) Fedde
Cysticapnos vesicaria (L.) Fedde
The original material of Cysticapnos vesicaria (L.) Fedde consists of herbarium specimens in Herb. Clifford and Herb. Linn., and illustrations in works by Boerhaave and Plukenet, along with a reference in Almag. Bot.
Dendromecon rigida Benth.
Dendromecon rigida Benth.
Dendromecon rigida Benth. is a small evergreen shrub native to western North America, grown as an ornamental for drought-tolerant gardens.
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