Home/Species/ Comb Liverwort

Riccardia multifida

(L.) Gray

Comb Liverwort

G5Secure Found in 1 roadless area NatureServe Explorer →

G5SecureGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.123529

Element CodeNBHEP2Y040

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryNonvascular Plant

Endemicoccurs (regularly, as a native taxon) in multiple nations

KingdomPlantae

PhylumHepatophyta

ClassJungermanniopsida

OrderMetzgeriales

FamilyAneuraceae

GenusRiccardia

Concept Reference

Stotler, R. and B. Crandall-Stotler. 1977. A checklist of the liverworts and hornworts of North America. The Bryologist 80(3): 405-428.

Conservation Status

Review Date1994-12-31

Change Date1994-12-31

Range Extent Comments

This species is transcontinental; it is found in southern Greenland and from Ontario to Florida in eastern North America, and Alaska to California in the west. It is also widespread in Europe, northern Africa, and Asia (Stotler and Crandall-Stotler 2017).

Ecology & Habitat

Other Nations (2)

CanadaN4

Province	Rank	Native
New Brunswick	SU	Yes
British Columbia	S4	Yes
Manitoba	SU	Yes
Nova Scotia	S2	Yes
Island of Newfoundland	SU	Yes
Quebec	S3	Yes
Saskatchewan	SU	Yes
Alberta	SU	Yes
Ontario	S4	Yes
Labrador	S2	Yes
Prince Edward Island	SU	Yes

United StatesNNR

Province	Rank	Native
Mississippi	SNR	Yes
Tennessee	S3	Yes
Oregon	SNR	Yes
Florida	SNR	Yes
Wisconsin	S4	Yes
Wyoming	SNR	Yes
Delaware	SNR	Yes
Alaska	SNR	Yes
Missouri	S1	Yes
Washington	SNR	Yes
Georgia	SNR	Yes
Minnesota	SNR	Yes
Michigan	SNR	Yes
South Carolina	SNR	Yes
Virginia	SNR	Yes
California	SNR	Yes
Alabama	SNR	Yes
North Carolina	SNR	Yes
Vermont	S4	Yes
Pennsylvania	S3	Yes
Montana	SNR	Yes

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (1)

Washington (1)

Area	Forest	Acres
Upper Skokomish	Olympic National Forest	9,311

References (2)

Stotler, R. and B. Crandall-Stotler. 1977. A checklist of the liverworts and hornworts of North America. The Bryologist 80(3): 405-428.
Stotler, R.E. and B. Crandall-Stotler. 2017. A synopsis of the liverwort flora of North America north of Mexico. Ann. Missouri Bot. Gard. 102: 574-709.