Zamia

Contains 2 accepted taxa overall.

Characteristics
Zamia L.
ZAMIACEAE
COONTIE
View USF Herbarium specimens of this family
Classification
CYCADALES
Zamia
Citation
ZAMIA Linnaeus, Sp. Pl., ed. 2. 2: 1659. Aug 1763, nom. cons. vs. Palma-Filix Adanson Jul-Aug 1763.
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TYPE: Zamia pumila Linnaeus
Distribution Map Present

This species have been reported in the counties highlighted.

Species
Scientific Name Common Name Herbarium Specimens Status Photos
Zamia furfuracea CARDBOARD PALM; CARDBOARD CYCAD Not Native
Zamia integrifolia FLORIDA ARROWROOT; COONTIE Native
Identification Key
1.  Leaves pubescent to glabrate; petiole and rachis prickly; leaflets mostly 2-4 cm wide; peduncle subequal to the seed cone
Z. furfuracea
1.  Leaves glabrous; petiole and rachis without prickles; leaflets 0.2-1.8 cm wide; peduncle much shorter than the seed cone (Z. integrifolia)
2
2.  Plants usually with many stems; leaves dark green, to 1.5 m long; leaflets usually with slightly protruding vein-tips (teeth or callous bumps) on and near a mostly rounded apex, median leaflets 12-16 mm wide (ca. 8 times as long as wide); NE Florida ("Palatka Giant")
Z. integrifolia var. umbrosa
2.  Plants with 1-many stems; leaves medium green, to 1.0 m long; leaflets without protruding vein-tips on an acute to obtuse apex, median leaflets 10-18 times as long as wide
3
3.  Plants usually with 1 stem; leaves generally erect; median leaflets linear, 5-8 mm wide (ca. 18 times as long as wide); northern peninsula
Z. integrifolia var. broomei
3.  Plants usually with many stems; leaves generally spreading; median leaflets narrowly oblong to spatulate, 8-16 mm wide
4
4.  Median leaflets 14-18 cm long, 12-16 mm wide (ca. 10 times as long as wide); NW peninsula
Z. integrifolia var. silvicola
4.  Median leaflets 8-12 cm long, 8-14 mm wide (ca. 12 times as long as wide)
5
5.  Female cones 8-18 cm long; NW peninsula
Z. integrifolia var. floridana
5.  Female strobili 4-8 cm long; peninsula, common in cultivation
Z. integrifolia var. integrifolia
Genus Synonyms
Synonym Full Citation Basionym Type
Aulacophyllum Aulacophyllum Regel, Gartenflora 25: 140. 1876. TYPE: Aulacophyllum skinneri (Warscewicz) Regel (Zamia skinneri Warscewicz) Lectotypified by Florin, Taxon 5: 189. 1956.
Palma-Filix Palma-Filix Adanson, Fam. Pl. 2: 21, 587. Jul-Aug 1763, nom. rej. vs. Zamia Linnaeus Aug 1763. TYPE: = Zamia Linnaeus 1763.
Palmifolium Palmifolium Kuntze, Revis. Gen. Pl. 2: 803. 1891. TYPE: Palmifolium pumilum (Linnaeus) Kuntze (Zamia pumila Linnaeus) = Zamia Linnaeus 1763.