Cirsium altissimum (L.) Hill

Tall thistle (en)

Species

Angiosperms > Asterales > Asteraceae > Cirsium

Characteristics

A perennial hermaphrodite deciduous herb. It grows 1.8-3.5m high.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.8 - 3.5
Root system -
Rooting depth (meter) -
Root diameter (meter) 0.3
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 5-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use Analgesic (leaf), Gastrointestinal Aid (root), Poultice (root)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 15 - 18
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Cirsium altissimum habit picture by Eli Small (cc-by-sa)

Leaf

Cirsium altissimum leaf picture by Leah Harrison (cc-by-sa)
Cirsium altissimum leaf picture by D W (cc-by-sa)
Cirsium altissimum leaf picture by Cedric Ludlow (cc-by-sa)

Flower

Cirsium altissimum flower picture by Leah Harrison (cc-by-sa)
Cirsium altissimum flower picture by Leah Harrison (cc-by-sa)
Cirsium altissimum flower picture by libbydoo (cc-by-sa)

Distribution

Cirsium altissimum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:1126375-2
WFO ID wfo-0000023754
COL ID VHNC
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Cirsium altissimum f. altissimum Carduus altissimus Cnicus altissimus Cnicus iowensis Cirsium iowense Cirsium filipendulum Cirsium diversifolium Cnicus altissimus f. altissimus Cirsium filipendulum Cnicus iowense Cnicus iowensis var. iowensis Cnicus altissimus var. altissimus Cirsium iowense var. iowense Cirsium altissimum subsp. altissimum Cirsium altissimum var. biltmoreanum Cirsium altissimum var. altissimum Cirsium altissimum