Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Acorales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/10/25):
Acorus americanus ssp. americanus
FAMILY
Acoraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Because this species has not generally been recognized in floras, its distribution is poorly known; additional distributional records should be expected and sought, per Weakley's Flora (2022)
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Acorus americanus
FAMILY
Acoraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Acorus americanus
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 22 (2000)
Acorus americanus
INCLUDED WITHIN Guide to the Vascular Plants of the Blue Ridge (Wofford, 1989)
Acorus americanus
INCLUDED WITHIN Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Acorus calamus
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 032-01-001?:
Acorus calamus FAMILY Araceae
COMMON NAME:
Sweetflag, American Calamus
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_acca10_001_lvd
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/10/25):
Acorus americanus ssp. americanus
FAMILY
Acoraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Acorus americanus
FAMILY
Acoraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Acorus americanus
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 22
Acorus americanus
INCLUDED WITHIN
Guide to the Vascular Plants of the Blue Ridge (Wofford, 1989)
Acorus americanus
INCLUDED WITHIN
Aquatic & Wetland Plants of Southeastern US (Godfrey & Wooten, 1979 & 1981)
Acorus calamus
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 032-01-001?:
Acorus calamus
FAMILY
Araceae
2709
Forb
Perennial
Habitat: marshes, wet meadows, other wet areas, limey seeps, per Weakley's Flora
Native
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
FLOWER:
Spring/Summer
Radially symmetrical
Bisexual
Inflorescence a spadix
FRUIT:
Spring/Summer
TO LEARN MORE about this plant, look it up in a good book!
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p389?
- Wildflowers of the Southern Mountains (Smith, 1998) p003
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".