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is native to
Eastern North America where it is found from Minnesota east to New York and south to Tennessee. In Minnesota it grows in the lower southeastern section of the state in mesic deciduous forests and most commonly in ravines or on talus slopes. In Minnesota it has a preference for growing on
242:
has leaves and flowers that are smooth and emerge directly from the rhizome. The leaves are divided into two leaflets which are half-ovate in shape with entire or shallowly toothed margins. It has showy white flowers with four sepals, eight
255:). The fruit is a green pear-shaped capsule with a hinged top. The characteristic leaves are large and nearly divided in half, giving rise to its common name, twinleaf. It rarely grows taller than 12 inches (30 cm). As with other
476:
as an antispasmodic, diuretic, emetic, expectorant and general tonic. The "root" was once also used as an emetic in large doses, and as an expectorant in small doses. Modern medicine does not use this plant.
373:
calcareous soils of north and east-facing slopes and is listed as a threatened species. In
Minnesota it is found in association with other uncommon woodland plants such as
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Hamel, Paul B. and Mary U. Chiltoskey 1975 Cherokee Plants and Their Uses – A 400 Year
History. Sylva, N.C. Herald Publishing Co. (p. 59)
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Herrick, James
William 1977 Iroquois Medical Botany. State University of New York, Albany, PhD Thesis (p. 332)
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flowers. The short-lived flower appears in April or May before the forest canopy appears (see
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454:, as well as gravel and urinary tract problems, and as a poultice for sores and inflammation.
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has had a variety of medical uses. One is hinted at by an archaic common name of
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215:. Twinleaf is protected by state laws as a threatened or endangered plant in
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19:"Twinleaf" redirects here. For the town in the Pokémon franchise, see
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plants, the seeds are dispersed by ants, a process known as
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Biota of North
America Program 2013 county distribution map
247:, eight stamens, and a singly pistil; the flower resembles
16:
Genus of flowering plants belonging to the barberry family
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404:, Rheumatism root. The roots of both species contain
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297:(Maxim.) Benth. & Hook. f. ex Baker & Moore
186:. They are uncommon spring wildflowers and grow in
412:. The plant is therefore considered poisonous.
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8:
472:The whole plant was used in early American
209:. This genus was formerly grouped in genus
803:
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36:
27:
527:Barbara Coffin; Lee Pfannmuller (1988).
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461:used a decoction of the plant to treat
530:Minnesota's Endangered Flora and Fauna
533:. U of Minnesota Press. p. 103.
7:
1514:Taxa named by Benjamin Smith Barton
554:
552:
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494:Flora of North America: Jeffersonia
14:
1412:urn:lsid:ipni.org:names:1187336-2
505:USDA Plants Database: Jeffersonia
584:Flora of China Vol. 19 Page 783
334:In 1800, Brickell used the name
299:– China, Korea, Russia (called
49:
338:to refer to some plants in the
141:1793 not Brickell 1800 (syn of
1056:urn:lsid:ipni.org:names:3952-1
636:Plants for a Future Database:
1:
1504:Monotypic Ranunculales genera
439:for a variety of medicines.
847:Jeffersonia (Berberidaceae)
559:The Plant List, search for
450:of this plant for treating
1530:
330:species in homonymic genus
18:
687:
46:Scientific classification
44:
35:
30:
365:Distribution and habitat
347:Jeffersonia sempervirens
200:United States President
424:
355:Gelsemium sempervirens
1025:Paleobiology Database
418:
408:, a known anti-tumor
207:Benjamin Smith Barton
1499:Berberidaceae genera
1373:Jeffersonia diphylla
1360:Jeffersonia_diphylla
1134:Jeffersonia diphylla
1104:Jeffersonia diphylla
437:Jeffersonia diphylla
421:Jeffersonia diphylla
402:Jeffersonia diphylla
375:Hydrastis canadensis
370:Jeffersonia diphylla
278:Jeffersonia diphylla
240:Jeffersonia diphylla
205:by his contemporary
590:Plagiorhegma dubium
383:Dicentra canadensis
321:Jeffersonia odorata
302:Plagiorhegma dubium
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313:Jeffersonia lobata
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1345:Open Tree of Life
1012:Open Tree of Life
809:Taxon identifiers
800:
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540:978-0-8166-1689-3
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294:Jeffersonia dubia
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192:deciduous forests
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288:unresolved names
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272:accepted species
257:deciduous forest
253:spring ephemeral
203:Thomas Jefferson
180:perennial plants
163:, also known as
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21:Pokémon regions
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1092:wfo-4000019546
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419:A specimen of
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359:(L.) J.St.-Hil
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198:was named for
190:soils of rich
182:in the family
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387:squirrel-corn
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352:, now called
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112:Ranunculales
95:
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25:
1386:tro-3500265
1306:NatureServe
1231:iNaturalist
1128:Wikispecies
960:iNaturalist
841:Wikispecies
817:Jeffersonia
791:Vancouveria
777:Podophyllum
749:Jeffersonia
677:Genera of
638:J. diphylla
605:Jeffersonia
561:Jeffersonia
398:Jeffersonia
379:golden seal
340:Loganiaceae
336:Jeffersonia
235:Description
212:Podophyllum
196:Jeffersonia
160:Jeffersonia
149:Loganiaceae
133:Jeffersonia
89:Angiosperms
1488:Categories
1455:WisFlora:
1381:Plant List
721:Diphylleia
603:Tropicos,
592:Maximowicz
481:References
281:(L.) Pers.
229:New Jersey
177:herbaceous
1249:1187336-2
1197:233500714
1119:Q15344873
735:Epimedium
707:Bongardia
607:Brickell
423:in bloom.
406:berberine
249:bloodroot
188:limestone
144:Gelsemium
59:Kingdom:
31:Twinleaf
1445:VASCAN:
1433:Tropicos
1357:PalDat:
1311:2.160325
1262:11288762
1113:Wikidata
1076:VASCAN:
1069:40033263
1064:Tropicos
832:Q2562522
826:Wikidata
784:Ranzania
756:Leontice
700:Berberis
474:medicine
467:diarrhea
459:Iroquois
448:infusion
444:Cherokee
410:alkaloid
350:Brickell
225:New York
165:twinleaf
118:Family:
102:Eudicots
1438:3500265
1293:MoBotPF
1210:5371713
939:3033906
770:Nandina
763:Mahonia
728:Dysosma
446:use an
428:America
267:Species
217:Georgia
128:Genus:
108:Order:
63:Plantae
1394:PLANTS
1350:947703
1337:416538
1298:277787
1236:147037
1223:429624
1184:596550
1158:126406
1038:PLANTS
1017:947702
978:3952-1
965:147038
926:116785
913:116785
861:126405
693:Achlys
537:
452:dropsy
381:) and
245:petals
227:, and
139:Barton
1324:46961
1275:18844
1257:IRMNG
1171:3QNWJ
1142:APA:
1043:JEFFE
1030:21218
1004:46960
991:18843
900:1IEFG
887:72842
316:Nutt.
173:genus
96:Clade
83:Clade
70:Clade
1458:3956
1448:3671
1425:9470
1407:POWO
1399:JEDI
1368:PfaF
1319:NCBI
1270:ITIS
1244:IPNI
1218:GRIN
1205:GBIF
1153:BOLD
1145:1143
1079:1296
1051:POWO
999:NCBI
986:ITIS
973:IPNI
952:6194
947:GRIN
934:GBIF
895:EPPO
874:56H6
856:BOLD
535:ISBN
465:and
463:gall
457:The
442:The
435:use
393:Uses
324:Raf.
221:Iowa
1466:WFO
1420:RHS
1285:545
1192:FNA
1179:EoL
1166:CoL
1087:WFO
921:FoC
908:FNA
882:EoL
869:CoL
586:鲜黄连
389:).
305:in
175:of
167:or
147:in
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1001::
988::
975::
962::
949::
936::
923::
910::
897::
884::
871::
858::
843::
828::
549:^
511:^
469:.
263:.
231:.
223:,
219:,
194:.
98::
85::
72::
670:e
663:t
656:v
543:.
385:(
377:(
309:)
151:)
23:.
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