Jepson eFlora: Taxon page
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Boehmeria cylindrica

Higher Taxonomy
Family: UrticaceaeView DescriptionDichotomous Key

Habit: Annual, perennial herb [to shrub, soft-wooded tree], hairs stinging and not [glabrous]; monoecious or dioecious; wind-pollinated. Leaf: alternate or opposite, generally stipuled, petioled, blade often with translucent, raised dots due to crystals in epidermal cells. Inflorescence: axillary, 1-flowered or head-, raceme-, or panicle-like. Flower: generally unisexual, small, +- green; sepals generally 4--5, free to fused; petals 0. Staminate Flower: stamens generally 4--5, opposite sepals, incurved in bud, reflexing suddenly when flower opens. Pistillate Flower: ovary 1, superior, chamber 1, style 0--1, stigma 1, generally hair-tufted. Fruit: generally achene.
Genera In Family: 50 genera, 700 species: worldwide; some cultivated (Boehmeria, ramie; Pilea, clearweed).
eFlora Treatment Author: Robert E. Preston & Dennis W. Woodland
Scientific Editor: Thomas J. Rosatti.
Genus: BoehmeriaView Description 

Habit: Perennial herb [shrub], stinging hairs 0. Leaf: opposite (alternate), +- ovate, toothed, 3-veined from base; base round to cordate; tip obtuse to acuminate; crystals round. Inflorescence: spike-[panicle-]like. Staminate Flower: sepals 4, +- free; stamens 4. Pistillate Flower: sepals 2--4, fused +- to tip, enclosing ovary. Fruit: flat to lenticular.
Species In Genus: +- 50 species: especially tropics, subtropics; Boehmeria nivea (L.) Gaudich., ramie, cultivated for fiber. Etymology: (G.R. Boehmer, Saxony, 1723--1803)

Boehmeria cylindrica (L.) Sw.
Habit: Perennial herb to subshrub, 1--16 dm; monoecious. Leaf: glabrous, scabrous, or abaxially short-hairy; blades elliptic to lanceolate, 5--18 cm, 2--10 cm wide. Inflorescence: interrupted, generally of mixed staminate, pistillate flowers.
Ecology: Levees, riparian areas; Elevation: < 10 m. Bioregional Distribution: Deltaic ScV; Distribution Outside California: central and eastern United States, Mexico, Central America, South America, West Indies, Bermuda. Flowering Time: Aug--Nov
Synonyms: Boehmeria nivea (L.) Gaudich., misappl.
eFlora Treatment Author: Robert E. Preston & Dennis W. Woodland
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botanical illustration including Boehmeria cylindrica


Citation for this treatment: Robert E. Preston & Dennis W. Woodland 2017. Boehmeria cylindrica, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 28, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on May 28, 2017.

Geographic subdivisions for Boehmeria cylindrica:
Deltaic ScV;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.