Manfreda virginica
American agave Taxonomy
Synonyms: Polianthes virginica Subspecific taxa: Classification:
Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI Images
   
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Species Distribution
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County Map Legend
Absent: Not known from county Medium confidence: Medium or unknown confidence; often old records or unverifiable observations Medium-high confidence: Often observations by expert botanists High confidence: Often vouchered herbarium records Planted / introduced: Native species introduced outside historic range, or only in planted locations within county (e.g., restorations) Historic / extirpated: Only historic records for the species; likely extirpated (Note that this category is not yet functional) North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON
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Species Status
Status/Listing: No Information Notes: Origin: Native
Species Description
General: Monocot, perennial Roots: Shoots: basal leaf arrangment; simple leaf type; entire, serrate leaf margin; Parallel leaf venation; oblong, ovate leaf shape Inflorescence: spike Flowers: perfect; 3 merous; complete, regular; green, white; hypogynous ovary position Fruit: capsule Physiology: autotrophic; CAM C02 fixation Reproduction: sexual
Ecology & Natural History
Habitat: Rocky chert or sandy open woods in mostly dry upland ridges or flats, usually in alkaline soils on limestone, but also in acid leached sandy and cherty soils. ILPIN Notes: Harden, J.W. and J.M. Arena. 1974. Human Poisoning from Native and Cultivated Plants. Martin, C. E., and L. Kirchner. 1987. Lack of photosynthetic pathway flexibility in the CAM plant Agave virginica L. (Agavaceae). Photosynthetica 21: 273-280. Eickmeier, W. G. 1986. Photosynthetic diversity of cedar glade plants. Journal of the Tennessee Academy of Science 61: 104-106. Flowers fragrant, like Easter lillies. Sap may cause dermatitis. Functional Relationships:
Human Relationships:
Wildlife and Livestock Information:
Coefficient of Conservatism (C-value) [?] :
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