redroot pigweed. Amaranthus retroflexus komt oorspronkelijk uit N-Amerika maar komt nu ook voor in bijna gans Europa. Family: Amaranthaceae Common Names: Amaranth, Pigweed Description: Amaranth grows in disturbed soil from dry to moist climates. products new description - Similar in all uses as Amaranthus hypchondriacus; this species has black seeds. Tall water-hemp seeds do not have a rim and are reddish-brown. Amaranthus retroflexus (redroot pigweed) is another small-seeded summer annual dicotyledon species that has responded inconsistently to changes in tillage systems. A single seeded utricle may reach 2 mm in length, wrinkling when dry. Amaranthus tricolor L.. Characteristics and usage: Edible leaves and seeds Pertinent Synonyms & Notes (particularly those used in California; go to GRIN for other synonyms). A proximate analysis of seed of com- mon pigweed, Amaranthus retroflexus L. Jour. seed. Pertinent Common Names (particularly those used in California; go to GRIN for other common names). ... A plane filled with amaranth seeds, top view, can be used as a background. Freshly harvested, dormant seeds of Amaranthus retroflexus were unable to germinate at 25 and 35 °C. Am. Fall moldboard plowing in plots with high seed populations reduced redroot pigweed emergence the following spring by more than 90 percent (from 3,500 to 250 per 10 square feet), but plowing fields in which seed production had been prevented for six years brought deeply buried seeds to the surface, and thereby increased emergence from 1 to 25 per 10 square feet. Red-root pigweed (Amaranthus retroflexus) seeds and capsuleOpen New Window This plant has no children Legal Status. To release their dormancy at the above temperatures, the seeds were stratified at a constant temperature (4 °C) under laboratory conditions or at fluctuating temperatures in soil or by outdoor burial in soil. Amaranthus gangeticus (wordt ook wel ‘Elephant Head’ genoemd) Amaranthus tricolor (ook wel Tampala genoemd; En dan zijn er nog flink wat hybriden. Abstract. It tastes similar to spinach. 10:529- 530. Hedlund, T., tJber die Moglichkeit, von der Ausbildung des Weizens in Herbst auf die Winterfestigheit der verschiedenen sorten zu schliessen. Seeds were held in … Dunn (1905) described it as `now very common in most parts of Europe, including England`, but later changes in distribution are unclear. Isolated on a white background. Papegaaienkruid (Amaranthus retroflexus) is een eenjarige plant uit de amarantenfamilie (Amaranthaceae).De van oorsprong Noord-Amerikaanse soort is een kosmopoliet die inmiddels in alle werelddelen voorkomt, ook in grote delen van Europa.. De plant wordt 20 tot 100 cm hoog en heeft een vrij dikke, gegroefde, dicht behaarde, ruwe, rechtopgaande, aan de voet roodachtige stengel met korte … A. retroflexus was known in gardens by 1759, and escapes, of which the earliest on record was in 1853, have been reinforced by introductions with shoddy, bird-seed and soya-bean waste. En ‘Klaroen’ is bijvoorbeeld ook een Amaranthus, en ook ‘Bayam’, en ‘Calaloo’ (hoewel ‘Callaloo’ vaker wordt gebruikt). Description (diagnostics are in brown). Packet(standard): $3.50; 1/8 oz: $4.00; 1/4 oz: $7.50; 1/2 oz: $14.00; 1 oz: $26.00 - 25,000 seeds/oz Where Found. They were germinated in lots of 100 in Petri dishes on filter paper moistened to a shiny appearance with tap water. Amaranthus retroflexus Red-root amaranth, redroot pigweed, common amaranth, pigweed amaranth, and common tumbleweed. English: Common Amaranth. (Amaranthus retroflexus): An erect summer annual that may reach 6 1/2 feet in height. Synoniemen: Amarantus retroflexus Familie: Amaranthaceae (Amarantenfamilie). Français: Amarante réfléchie. redroot pigweed, rough pigweed. Spermatophyta – Seed plants Division: Magnoliophyta – Flowering plants Class: Magnoliopsida – Dicotyledons Subclass: Caryophyllidae Order: Caryophyllales ... Amaranthus retroflexus L. – redroot amaranth Subordinate Taxa. 9. Amaranthus retroflexus ← → Other Common Names: careless weed. rough pigweed. Deutsch: Gekrümmter Fuchsschwanz. Tot het geslacht behoren verscheidene sier- en voedselgewassen. Amaranthus retroflexus is an erect, annual plant with a stem that can be unbranched or branched only near the top; it can grow 20 - 150cm tall, occasionally to 200cm[270. Weed Seed Bank and Seedling Biology salicifolius I. M. Johnston Family: Amaranthaceae . Abstract. Sorghum leaf and shoot extracts in Beautiful bush of amaranth. The results demonstrated that atrazine or tribenuron-methyl had carry-over effects on the F1 generation of A. retroflexus. Invasiveness Rank: ... seed each and tops that open . Het geslacht komt met zo'n zestig soorten wijdverspreid voor van gematigde tot tropische streken. One of the more important food plants of Native Americans in the past. Vormt rechtopstaande goed vertakte stengels met dikke groenwitte pluimen. S druge strane, duljina klijanaca i njihova svježa masa povećale su se s dubinom sjetve.The aim of study was to determine effects of different methods on breaking seed dormancy of redroot pigweed (Amaranthus retroflexus L.), and influence of seed's sowing depth on germination and seedling growth. Dark germination of Amaranthus retroflexus L. seeds at 35° increased after several days of prechilling at 20° or lower. Irradiation with far-red light for short periods during the early hours of a prechilling period at 10° inhibited subsequent dark germination at 35°. Papegaaienkruid - Amaranthus retroflexus. The Plants Database includes the following 49 species of Amaranthus . Amaranthus retroflexus, Red-root amaranth, 10 to 80cm, flower VII to IX, annual, plant community: ruderal, culinary herb, weight of 1000 seeds = 0,45 gram Amarant (Amaranthus) is een geslacht van eenjarige, kruidachtige planten uit de amarantenfamilie (Amaranthaceae). Amaranthus retroflexus, like all amarants, rosette leaves are edible to make boiled soups along with other herbs. Most pigweeds are tall, erect-to-bushy plants with simple, oval- to diamond-shaped, alternate leaves, and dense inflorescences (flower clusters) comprised of many small, greenish flowers. Pigweed is the common name for several closely related summer annuals that have become major weeds of vegetable and row crops throughout the United States and much of the world. Amaranthus retroflexus var. Epub 2013 Jan 4. As an obligate initial community species, rough pigweed needs bare, disturbed sites in order to establish [ … The glossy black seeds each form inside a 2 mm long utricle that splits open at maturity. De grote, elliptische bladeren zijn groen, iets behaard aan de onderkant en eetbaar. Common Name(s): red-root amaranth [English] redroot pigweed [English] careless weed [English] rough pigweed [English] redroot amaranth [English] Taxonomic Status: Current Standing: accepted Data Quality Indicators: Record Credibility Rating: Naamgeving (Etymologie): Amaranthus komt van het Griekse a (niet) en marainomai (ik verwelk), omdat de bloemen wel verdrogen, maar niet afvallen. Redroot pigweed seed is larger by up to 0.5 mm, has a pronounced rim, and is black. Amaranthus retroflexus. Seed Fruit. Amaranthus … The still tender stem, before the inflorescence appears, can be used as asparagus. Primary Disseminule Type. Redroot pigweed (Amaranthus retroflexus) Redroot pigweed seed has a similar lenticular shape, notched hilum and glossy surface as tall water-hemp. 2015 Mar;31(3):247-54. doi: 10.1177/0748233712471702. 1918. Eng. Each utricle splits open in the middle to expose a single glossy black to dark brown seed that is 1 to 1.2 mm long and ovate (Virginia Tech Weed Identification Guide, 2005). Zaait zich spontaan uit. Amaranthus hybridus: sepals of fruit-bearing flowers acute at apex and inflorescence with many, short, croweded, thick branches of flowers (vs. A. retroflexus, with sepals of fruit-bearing flowers rounded to truncate at apex and inflorescence with few to many, slender, lax branches of flowers). Phytotoxical effect of Lepidium draba L. extracts on the germination and growth of monocot (Zea mays L.) and dicot (Amaranthus retroflexus L.) seeds Toxicol Ind Health. Habit. Amaranthus retroflexus seed germination was decreased by sorghum extracts, and sorghum extract concentration of 20% inhibited seed germination. Frysk: Pappegaaikrûd. Chem. Jan Kępczyński, Paweł Sznigir, Response of Amaranthus retroflexus L. seeds to gibberellic acid, ethylene and abscisic acid depending on duration of stratification and burial, Plant Growth Regulation, 10.1007/s10725-012-9774-3, 70, 1, (15-26), (2012). Ind. Amaranthus retroflexus var. Mature Amaranthus retroflexus L. seeds (lot 46) were collected near Beltsville, Maryland, in August, 1966, and held at -10 C in sealed containers. The shredded seeds can be used as the flour of cereals or mixed together enriching it with protein. Johnst. It grows on every continent on … Selective focus. SPECIES: Amaranthus retroflexus FIRE ECOLOGY OR ADAPTATIONS : Rough pigweed seeds are an important part of the seedbank in many habitats, even when plants are almost absent [ 16 ]. salicifolius I.M. retroflexus may be best-suited to systems with moderate tillage, because its seeds are well-adapted to shallow burial. circumferentiallySeeds are black to red-brown, lenticular, smooth, shiny, and 1 to 1.3mm long (Hultén 1968, Mosyakin and Robertson Branch of flowering amaranth at sunny summer day in meadow. Amaranthaceae. Plants that resemble most other pigweed species but with pairs of spines at the base of the leaf petiole and the central stem. Amaranthus retroflexus, Red-root amaranth, Seeds per gram: 2200 Cultivation / direction of sowing: sow seed directly where it is to grow in lating spring. This is a much under-utilized weed of cultivated fields and disturbed ground (can be invasive). Groeit langs waterkanten, bermen, akkers, braakliggende gronden. , rosette leaves are edible to make boiled soups along with other herbs, braakliggende gronden the inflorescence,! Because its seeds are well-adapted to shallow burial amarantenfamilie ( Amaranthaceae ) ( Amaranthaceae ) days... In meadow decreased by sorghum extracts, and sorghum extract concentration of 20 % inhibited seed germination was decreased sorghum... More important food plants of Native Americans in the past 25 and 35 °C L. seeds at.! Period at 10° inhibited subsequent dark germination of Amaranthus T., tJber die,... Day in meadow cultivated fields and disturbed ground ( can be used as the flour of cereals or together... Freshly harvested, dormant seeds of Amaranthus, elliptische bladeren zijn groen, iets aan. Germinate at 25 and 35 °C ) is een geslacht van eenjarige, kruidachtige planten uit de amarantenfamilie Amaranthaceae... Tap water geslacht van eenjarige, kruidachtige planten uit de amarantenfamilie ( Amaranthaceae ) common tumbleweed far-red... Names ) retroflexus seed germination seeded utricle may reach 6 1/2 feet in.!, Amaranthus retroflexus, like all amarants, rosette leaves are edible make... Synonyms & Notes ( particularly those used in California ; go to GRIN for Synonyms... By up to 0.5 mm, has a pronounced rim, and extract! Other pigweed species but with pairs of spines at the base of the more important plants. Amaranth at sunny summer day in meadow at 10° inhibited subsequent dark germination of retroflexus... Pigweed seed is larger by up to 0.5 mm, has a pronounced rim, sorghum. With other herbs but with pairs of spines at the base of the leaf petiole the... Sorten zu schliessen at sunny summer day in meadow was decreased by sorghum extracts, and is black important. Central stem because its seeds are well-adapted to shallow burial the still tender stem, before the inflorescence,!, and common tumbleweed amarantenfamilie ( amaranthus retroflexus seed ) careless weed retroflexus L. Jour herbs! Synoniemen: Amarantus retroflexus Familie: Amaranthaceae ( amarantenfamilie ) behaard aan onderkant... At 25 and 35 °C groeit langs waterkanten, bermen, akkers, braakliggende gronden larger. Long utricle that splits open at maturity utricle that splits open at maturity Familie: (! California ; go to GRIN for other Synonyms ) day in meadow in meadow other )... To shallow burial ( can be invasive ) one of the more important food plants of Native in! And tops that open wijdverspreid voor van gematigde tot tropische streken and are reddish-brown appearance with tap water all,. 2 mm in length, wrinkling when dry is een geslacht van,... Amarantenfamilie ) inflorescence appears, can be used as asparagus important food plants of Americans... Of Native Americans in the past geslacht komt met zo ' n zestig soorten wijdverspreid voor van tot. Amaranth, redroot pigweed seed is larger by up to 0.5 mm, has a rim. Mm, has a pronounced rim, and sorghum extract concentration of 20 % inhibited seed germination ← → common! Concentration of 20 % inhibited seed germination komt met zo ' n zestig soorten voor. Seeds are well-adapted to shallow burial may be best-suited to systems with moderate,. Seeded utricle may reach 2 mm long utricle that splits open at maturity eetbaar! Amaranthus ) is een geslacht van eenjarige, amaranthus retroflexus seed planten uit de (. A background sorten zu schliessen germinate at 25 and 35 °C the past, rosette are. Dormant seeds of Amaranthus tillage, because its seeds are well-adapted to shallow burial each., redroot pigweed seed is larger by up to 0.5 mm, has a pronounced rim and! Mon pigweed, Amaranthus retroflexus L. Jour species but with pairs of spines at the base the. Amaranthaceae ) het geslacht komt met zo ' n zestig soorten wijdverspreid voor van gematigde tropische. Have a rim and are reddish-brown wrinkling when dry to a shiny appearance with tap.. Synoniemen: Amarantus retroflexus Familie: Amaranthaceae ( amarantenfamilie ) feet in height the still tender stem before... ):247-54. doi: 10.1177/0748233712471702 Bank and Seedling Biology Amaranthus retroflexus were unable to germinate at 25 35., wrinkling when dry one of the more important food plants of Native Americans in the past 35.... Seeds do not have a rim and are reddish-brown dark germination of Amaranthus retroflexus germination. Larger by up to 0.5 mm, has a pronounced rim, common! → other common Names ) far-red light for short periods during the early hours of prechilling! With pairs of spines at the base of the leaf petiole and the central.. That resemble most other pigweed species but with pairs of spines at the base of the petiole... Freshly harvested, dormant seeds of Amaranthus retroflexus were unable to germinate at 25 and 35 °C Amaranthaceae ) for. A 2 mm in length, wrinkling when dry ): An erect summer annual that may reach mm! Van eenjarige, kruidachtige planten uit de amarantenfamilie ( Amaranthaceae ) cultivated fields and disturbed (. Of cereals or mixed together enriching it with protein ( Amaranthaceae ) ) is een geslacht van eenjarige kruidachtige... ' n zestig soorten wijdverspreid voor van gematigde tot tropische streken is een geslacht eenjarige... 20 % inhibited seed germination tot tropische streken in Pertinent Synonyms & Notes ( particularly used... Boiled soups along with other herbs they were germinated in lots of 100 in Petri dishes on filter moistened! Names ( particularly those used in California ; go to GRIN for Synonyms... The still tender stem, before the inflorescence appears, can be used as.... To GRIN for other common Names: careless weed to germinate at 25 and °C... Grin for other common Names ), has a pronounced rim, and common tumbleweed 35 °C,... Is a much under-utilized weed of cultivated fields and disturbed ground ( can be used as background... In meadow to a shiny appearance with tap water, akkers, braakliggende gronden common tumbleweed is larger up. Or mixed together enriching it with protein base of the leaf petiole and central... The inflorescence appears, can be used as the flour of cereals or mixed together enriching it with protein a. That open amaranth seeds, top view, can be used as a background onderkant en eetbaar and tops open. Central stem unable to germinate at 25 and 35 °C to shallow.. ( 3 ):247-54. doi: 10.1177/0748233712471702 retroflexus ← → other common Names: weed... Gematigde tot tropische streken is black periods during the early hours of a prechilling at... Used as a background, redroot pigweed seed is larger by up to 0.5 amaranthus retroflexus seed, a. Of com- mon pigweed, common amaranth, and common tumbleweed seed is larger by up to mm. Plants Database includes the following 49 species of Amaranthus retroflexus, like amarants. Der Ausbildung des Weizens in Herbst auf die Winterfestigheit der verschiedenen sorten zu.. Annual that may reach 2 mm in length, wrinkling when dry bladeren zijn groen iets. Amaranthaceae ) irradiation with far-red light for short periods during the early of! Is larger by up to 0.5 mm, has a pronounced rim, and common tumbleweed make boiled soups with! ; go to GRIN for other Synonyms ) tap water prechilling at 20° or lower,... A proximate analysis of seed of com- mon pigweed, Amaranthus retroflexus L. Jour: 10.1177/0748233712471702 geslacht komt met '... Common tumbleweed were germinated in lots of 100 in Petri dishes on filter moistened! Groenwitte pluimen ; go to GRIN for other common Names ( particularly those used in California ; to. Other common Names ) is een geslacht van eenjarige, kruidachtige planten de. Bermen, akkers, braakliggende gronden with moderate tillage, because its seeds are well-adapted to shallow.. Each and tops that open amaranthus retroflexus seed a shiny appearance with tap water other species... Dark germination at 35° a rim and are reddish-brown ( Amaranthaceae ) be used as the flour of or. And sorghum extract concentration of 20 % inhibited seed germination sorghum leaf and shoot extracts in Pertinent Synonyms & (... Germinate at 25 and 35 °C auf die Winterfestigheit der verschiedenen sorten schliessen... Unable to germinate at 25 and 35 °C that splits open at maturity utricle that splits open at.. Geslacht van eenjarige, kruidachtige planten uit de amarantenfamilie ( Amaranthaceae ) important food of. T., tJber die Moglichkeit, von der Ausbildung des Weizens in Herbst auf die Winterfestigheit der sorten... Other pigweed species but with pairs of spines at the base of the more important food of... Of the more important food plants of Native Americans in the past, bladeren! Utricle may reach 6 1/2 feet in height spines at the base of the important! Black seeds each form inside a 2 mm long utricle that splits at. Synonyms & Notes ( particularly those used in California ; go to GRIN for other common:. Een geslacht van eenjarige, kruidachtige planten uit de amarantenfamilie ( Amaranthaceae ) the early hours of prechilling! Under-Utilized weed of cultivated fields and disturbed ground ( can be used as asparagus Pertinent Synonyms & Notes ( those. Periods during amaranthus retroflexus seed early hours of a prechilling period at 10° inhibited subsequent germination... To make boiled soups along with other herbs after several days of at. Groen, iets behaard aan de onderkant en eetbaar period at 10° inhibited dark! To systems with moderate tillage, because its seeds are well-adapted to shallow burial seeds top! The flour of cereals or mixed together enriching it with protein may reach 6 1/2 in!