Sagittaria sanfordii Greene

Valley arrowhead (en)

Species

Angiosperms > Alismatales > Alismataceae > Sagittaria

Characteristics

Herbs, perennial, to 130 cm; rhizomes present; stolons absent; corms present. Leaves emersed, sessile, phyllodial, lenticular, or with petiole triangular, to 53 cm, blade lance-elliptic, 11--18 ´ 1.5--4.5 cm. Inflorescences racemes, of 3--9 whorls, emersed, 2--13.5 ´ 3--6 cm; peduncles to 75 cm; bracts connate more than ¼ total length, lanceolate, 5--8 mm, delicate, not papillose; fruiting pedicels recurved, cylindric, 0.5--2.5 cm. Flowers to 3.5 cm diam.; sepals spreading in staminate, erect in pistillate, enclosing flower or fruiting head; filaments club-shaped, longer than anthers, pubescent; pistillate pedicellate, without ring of sterile stamens. Fruiting heads 0.7--1.2 cm diam.; achenes oblanceoloid, abaxially keeled, 2--3 ´ 1.4--2.1 mm, beaked; faces not tuberculate, wings absent, glands 0--1; beak lateral, erect, 0.2--0.6 mm. Chromosome number unknown.
Life form perennial
Growth form herb
Growth support aquatic
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.2 - 1.3
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 10-12
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

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

Sagittaria sanfordii unspecified picture

Distribution

Sagittaria sanfordii world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:225354-2
WFO ID wfo-0000753275
COL ID 4TYS9
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Sagittaria sanfordii