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Aristida purpurea Nutt.

Democrat grass (en)

Species

Angiosperms > Poales > Poaceae > Aristida

Characteristics

Perennial; culms 2–5 dm, very numerous in large tufts; lvs mainly basal, very narrow, usually involute; panicle (excluding the awns) 3–10 cm, narrow or spike-like, with short ascending or appressed branches; first glume 8–13 mm; second glume 15–23 mm, much exceeding the lemma; awns essentially similar and equally divergent, 4–7 cm; 2n =22. Dry prairies and plains; Minn. and Io. to Wash., Calif., and n. Mex. Ours is the widespread var. longiseta (Steud.) Vasey. (A. longiseta)
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 0.8
Root system fibrous-root
Rooting depth (meter) 1.3
Root diameter (meter) 0.3
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c4

Environment

Light 7-9
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Aristida purpurea unspecified picture

Distribution

Aristida purpurea world distribution map, present in Colombia, Cuba, Dominica, Haiti, and United States of America

Conservation status

Aristida purpurea threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:327975-2
WFO ID wfo-0000849253
COL ID GP8K
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Aristida brownii Aristida purpurea Aristida aequiramea Aristida berlandieri Aristida breviseta Aristida eggersii Aristida filipendula Aristida micrantha Aristida muhlenbergioides Aristida purpurea f. brownii Aristida roemeriana Aristida fasciculata var. californica Aristida fasciculata var. hookeri Aristida fasciculata var. micrantha Aristida longiseta var. hookeri Aristida purpurea var. aequiramea Aristida purpurea var. berlandieri Aristida purpurea var. californica Aristida purpurea var. capillarifolia Aristida purpurea var. hookeri Aristida purpurea var. laxiflora Aristida purpurea var. micrantha Aristida purpurea var. perplexa Aristida purpurea var. purpurea
WorldFloraDB 2024