Contains 3 accepted taxa overall.

Characteristics
Callirhoe Nutt.
POPPYMALLOW
Classification
MALVALES
Callirhoe
Citation
CALLIRHOE Nuttall, J. Acad. Nat. Sci. Philadelphia 2: 181. 1821.
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TYPE: Callirhoe digitata Nuttall
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Callirhoe involucrata var lineariloba PURPLE POPPYMALLOW Not Native
Callirhoe papaver WOODLAND POPPYMALLOW Native Endangered-State
Callirhoe triangulata CLUSTERED POPPYMALLOW Native
[Family identification key]
1.  Proximal leaf blades ovate-lanceolate, the distal ones sometimes deeply divided; pedicels subequal to shorter than the flowers
1.  Usually all leaf blades deeply divided; pedicels elongate and much longer than the flowers
2
2.  Stems usually hirsute; calyx lobes divergent in bud, not forming a point
2.  Stems glabrate to appressed-pubescent; calyx lobes valvate in bud, forming apiculate or acuminate point
Genus Synonyms
Synonym Full Citation Basionym Type
Aigosplen Aigosplen Rafinesque, Good Book 62. 1840. TYPE: = Callirhoe Nuttall 1821.
Monolix Monolix Rafinesque, First Cat. Gard. Transylv. Univ. 14. 1824. TYPE: = Callirhoe Nuttall 1821.
Nuttallia Nuttallia W. P. C. Barton, Fl. N . Amer. 2: 74, t. 62. 1822, non Rafinesque 1817, nec Sprengel 1820. TYPE: Nuttallia digitata (Nuttall) W. P. C. Barton (Callirhoe digitata Nuttall) = Callirhoe Nuttall 1821.
Sesquicella Sesquicella Alefeld, Oesterr. Bot. Z. 12: 255. 1862. TYPE: = Callirhoe Nuttall 1821.