WorldFloraDB - Amaranthus muricatus

Characteristics

Plants annual or short-lived perennial, glabrous or slightly pubescent near tips. Stems ascending or prostrate, much-branched from stout rootstock, 0.1-0.4 m. Leaves: petiole to 1/2 as long as blade; blade linear to narrowly lanceolate, 1.5-8 × 0.2-0.5(-1) mm, base tapering, margins entire, plane to undulate, apex obtuse and often emarginate. Inflorescences terminal, compact pyramidal panicles and axillary glomerules, erect or reflexed, green, leafless at least distally. Bracts of pistillate flowers linear, 0.7-1.2 mm, 1/2-2/3 as long as tepals. Pistillate flowers: tepals 5, narrowly oblanceolate, not clawed, equal, 1.5-2 mm, apex obtuse or subacute; style branches erect; stigmas 3. Staminate flowers intermixed with pistillate or at tips of inflorescences; tepals 5; stamens 5. Utricles compressed, subglobose, 1.7-2 mm, ± equaling or slightly exceeding tepals, muricate, indehiscent. Seeds black, lenticular, 1-1.2 mm diam., semiglossy.

More

Annual herb, up to 1 m high. Stems decumbent or erect, pubescent at least when young. Leaves with blade linear to narrowly linear-ovate, broadest above middle and ± narrowed to an obtuse apex. Flowers: inflorescences always prominently a terminal, branched or spike-like panicle; female perianth segments narrowed to a fine, subulate acumen 0.75-2.00 mm long; perianth green; Jul.-Jun.

Perennial herb with prostrate or ascending stems, branches 150-400 mm long. Leaves linear to linear-lanceolate, not wider than 10 mm. Inflorescence a terminal branched or spike-like panicle. Fruits muricate. Flowers green.

A herb.

Life form
Growth form	herb
Growth support	free-standing
Foliage retention	deciduous
Sexuality	monoecy
Pollination	anemogamy
Spread	epizoochory
Mature width (meter)	-
Mature height (meter)	0.55 - 0.7
Root system	-
Rooting depth (meter)	-
Root diameter (meter)	-
Flower color
Blooming months	-
Fruit color	-
Fruiting months	-
Nitrogen fixer	-
Photosynthetic pathway	-

Environment

It is a tropical plant.

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

Usage

Uses	medicinal
Edible	leaves seeds
Therapeutic use	Cataplasm (unspecified), Tumor (unspecified)
Human toxicity	-
Animal toxicity	-

Cultivation

Mode	-
Germination duration (days)	10 - 15
Germination temperacture (C°)	21 - 23
Germination luminosity	-
Germination treatment	-
Minimum temperature (C°)	-29
Optimum temperature (C°)	19 - 30
Size	-
Vigor	-
Productivity	-