Isoetes engelmannii A.Braun

Species

Pteridophytes > Isoetales > Isoetaceae > Isoetes

Characteristics

Lvs 6–35(–50) cm × 0.6–2 mm, erect, not twisted, with abundant stomates and usually 4 peripheral strands; sporangia 6–13 mm, pale, one-third to two-thirds covered by the velum; megaspores 0.35–0.6 mm wide, raised-reticulate; 2n=22. Amphibious, submersed in spring, usually later emersed; N.H. to Fla., w. to Ind., Ill., se. Mo., and Miss.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 10-12
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

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 -

Distribution

Isoetes engelmannii world distribution map, present in Canada and United States of America

Conservation status

Isoetes engelmannii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:30212032-2
WFO ID wfo-0001108952
COL ID -
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Isoetes engelmannii Calamaria engelmannii Isoetes engelmannii var. engelmannii Isoetes engelmannii var. fontana Isoetes engelmannii var. gracilis