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Papaveraceae
Chelidonium

not marked as a favorite taxon Chelidonium diphyllum Michaux. Common name: Celandine-poppy, Woods-poppy. Phenology: Mar-Jun. Habitat: Moist forests over calcareous rocks (such as limestone). Distribution: S. QC, w. PA, s. MI, and WI, south to sw. VA, e. TN, nw. GA, sc. TN, and AR; introduced elsewhere from horticultural use.

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = Peng et al (2024); = n/a — RAB, Tat; = Stylophorum diphyllum (Michx.) Nutt. — Ar, C, Can, F, FNA3, G, Il, K4, Mi, Mo3, NS, Pa, POWO, S, S13, Tn, Va, W, WV. Basionym: Chelidonium diphyllum Michx. 1803

Links to other floras: = Stylophorum diphyllum - FNA3

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Heliophily ⓘ: 2

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image #1 of Chelidonium diphyllum© Gary P. Fleming | Original Image ⭷
image #2 of Chelidonium diphyllum© Joey Shaw source | Original Image ⭷
image #3 of Chelidonium diphyllum© Alan Cressler: Stylophorum diphyllum, Calloway Sinks, Sharp-Bingham Mountain Preserve, The Nature Conservancy, Jackson County, Alabama 2 by Alan Cressler source | Original Image ⭷
image #4 of Chelidonium diphyllum© Bruce A. Sorrie | Original Image ⭷
image #5 of Chelidonium diphyllum© Keith Bradley | Original Image ⭷
image #6 of Chelidonium diphyllum© Gary P. Fleming | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Erect, rhizomatous perennial of moist forests over calcareous rocks, such as limestone.

Stems: Stems hairy and often with white-waxy coating, exuding a yellow-orange sap when broken.

Leaves: Leaves basal (an additional pair on stem just below inflorescence, petiolate, broadly oblong to oval, to 6 in. long, pinnately divided almost to the mid-vein into 5-7 bluntly lobed/toothed segments, smooth and dark green above and silvery hairy beneath, exuding a yellow-orange sap.

Inforescence:

Flowers: Flowers single or 2-4 in an umbel terminating the stem; yellow; 1¼-2¼ in. wide; consisting of 4 overlapping round petals, 2 light green very hairy sepals (these drop early), numerous golden yellow stamens and an ovary with a single stout style and knobby stigma.

Fruits: Fruit a densely hairy, nodding, oval capsule.

Comments:

Height: 12-18 in.

plant sale text:

bloom table text:

description: Erect, rhizomatous perennial of moist forests over calcareous rocks, such as limestone.

stems: Stems hairy and often with white-waxy coating, exuding a yellow-orange sap when broken.

leaves: Leaves basal (an additional pair on stem just below inflorescence, petiolate, broadly oblong to oval, to 6 in. long, pinnately divided almost to the mid-vein into 5-7 bluntly lobed/toothed segments, smooth and dark green above and silvery hairy beneath, exuding a yellow-orange sap.

inflorescence:

flowers: Flowers single or 2-4 in an umbel terminating the stem; yellow; 1¼-2¼ in. wide; consisting of 4 overlapping round petals, 2 light green very hairy sepals (these drop early), numerous golden yellow stamens and an ovary with a single stout style and knobby stigma.

fruits: Fruit a densely hairy, nodding, oval capsule.

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cultural notes:

germination code:

native range: eastern United States



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