Iris maackii Maxim.

Species

Angiosperms > Asparagales > Iridaceae > Iris

Characteristics

Rhizomes thick. Leaves grayish green, sword-shaped, 20--45 × 0.7--1.5 cm, midvein not obvious. Flowering stems several branched, more than 80 cm × 6--8 mm; spathes green, narrowly ovate to lanceolate, 4.5--5.5 × ca. 1.5 cm, membranous, 1-or 2-flowered. Flowers yellow, 5--5.5 cm in diam.; pedicel 1--3 cm. Perianth tube ca. 1 cm; outer segments ca. 4 × 1 cm; inner segments erect, narrowly oblanceolate, ca. 2.5 cm × 4 mm. Stamens ca. 2.5 cm; anthers yellow. Ovary ca. 2.5 cm × 2 mm. Style branches ca. 3 cm. Capsule ellipsoid-cylindric, 6--9 × 1.5--1.8 cm, 6-ribbed, apex shortly beaked. Seeds maroon-brown, flat, ca. 7 × 5 mm. Fl. May, fr. Jun--Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 545
Germination temperacture (C°) 15 - 21
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Iris maackii unspecified picture

Distribution

Iris maackii world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:438832-1
WFO ID wfo-0000783584
COL ID 3PZV6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Iris maackii Iris pseudacorus var. mandshurica Limniris maackii