It blooms from early summer to early fall in moist, wet or dry soils. Florida. RHS Plants for Pollinators plants. 2018. The speices name flexuosum is Latin for pliant and is likely in reference to its bendable square stems. This reaction was believed to clear. Species within checklist: Amistad National Recreation Area Helenium amarum. Bloom Time: Midsummer to fall. 5” reflexed petals. The only member of sect. Helenium hoopesii – Native to the Rocky Mountains, this variety is distinguished by its golden-yellow flowers with dark brown centers. Culver's Root $ 3. ft. Two Ways to Shop. 3 Ray flowers present; disc flowers either yellow or with. Salt Water Flooding Tolerance: Not salt tolerant of inundation by salty or brackish water. L. Along waterways and in rain gardens. Cypress Spurge is listed in the Invasive Plant Atlas of the United States. At the range map link above, zoom in for county-level data. Autumn Sneezeweed was known in Europe by 1729, and soon. Helenium flexuosum. Helenium Species: autumnale Family: Asteraceae Uses (Ethnobotany): Powdered leaves and flower heads were used in the treatment of colds and congestion by inducing sneezing. What's Blooming at Sultan's Greenhouse. Tetrodus that has a chromosome number of 2n = 28 is H. – Scientific name: Helenium autumnale – Bloom period: August to October. The website also provides access to a database and images of herbarium specimens found at the University of. FAC (Facultative, 34-66%) indicates roughly equal probabilites of finding the species growing. Purple-Headed Sneezeweed (Helenium flexuosum) Description: This herbaceous perennial wildflower is 1½–3' tall with each stem branching occasionally in the upper half. Photo by Sara Tangren. NOTE: orange = species presence | grey = species not observed. Helenium autumnale - sneezeweed. 00. The foliage is compact and bushy. It is a plant growing in damp areas up to about 3 feet tall, branching in the upper part of the plant. 각 헤드에는 최대 700 개의 노랑 또는 자주색 디스크 작은 꽃이 있으며 때로는 광선 작은 꽃이 없으며 때로는 8-13 개의 노랑, 빨강. discourages grazing by livestock. The plant has been recorded only in Carlton County. In beds, borders, and meadow or prairie plantings that tend toward moist. Hoary Vervain $ 3. Leaves glabrous or sparsely to. Multiple plants of each taxa are grown in a 15,000 sq. ssp. One pla…Plant Highlights Purple-headed Sneezeweed Published August 18, 2020 Purple-headed sneezeweed ( Helenium flexuosum) is a native wildflower in most of the. Deadhead to promote more blooms. Purple-headed Helen's Flower (Helenium flexuosum) Purple-headed Helen's Flower (Helenium flexuosum) Not preferred by deer or rabbits. Helenium flexuosum. Resource Type. Actual Size; Fit to Browser Window; 50%; 200%; 400%; Photo by: Jacqueline Donnelly. 2 - 0. The purple centers on it have encouraged more attempts to cultivate it and you’re more likely to find it for sale. 95. 5” flowers on this 1’ to 3’ plant have drooping yellow petals. tall (75-90 cm). See also: Helenium cultivars 'Biedermeier' 'Dunkle Pracht' 'Fiesta' 'Indianersommer' 'Wonadonga' Weiterführende Weblinks. Gymnocladus dioicus - Kentucky coffee tree ( POM ) Hamamelis vernalis - Ozark witch hazel ( POM ) Hamamelis virginiana - common witch hazel. Liatris spicata, Bidens frondosa, Gaillardia spp. Seed viability remains high for several years with proper storage. Fall Color: USDA PLANTS Range Map. Helenium flexuosum - Photos Resize Photo . Add to Project. It grows 30-40” tall on rigid, stems clad with alternate, obovate, green leaves (to 4” long). Abrams, L. Bierner thought that. [3] [4] They bear yellow or orange daisy-like composite flowers. Anonymous. The alternate leaves are up to 5" long and 1½" across; they are lanceolate-oblong to elliptic-oblong in shape and slightly serrated along their margins. Helenium is a native wildflower from the Americas, found around damp woodland areas, alongside streams and ponds, and in moist meadow lands and prairies, with regular moisture. campestre (perennial, 2n = 28) and some member of Helenium sect. Helenium flexuosum ‘Tiny Dancer’ (dwarf selection of Purplehead Sneezeweed) Solidago sphacelata ‘Golden Fleece’ (selection of Short-Pappus Goldenrod) Since you are planting perennials, not annuals with constant bloom, consider planting several different species with different bloom times. Helenium flexuosum. 1968. Flora of North America. Keep the soil moist and water as needed. - Scientific name: Helenium flexuosum - Bloom period: August to October. wide (5 cm), with deep crimson-brown petals, each adorned with a thin golden-yellow edge. November 2007. Weed description not yet available. Review Subject Required. 1. Helenium Species: autumnale Family: Asteraceae Uses (Ethnobotany): Powdered leaves and flower heads were used in the treatment of colds and congestion by inducing sneezing. jpg 1,000 × 667; 245 KB Helenium flexuosum, Purple Sneezeweed, Howard County, MD, Helen Lowe Metzman 2017-08-07-17. Perennials, 30–100 cm. Helenium flexuosum, commonly called purple-headed sneezeweed, is most easily distinguished from other sneezeweeds by its spherical, brownish-purple center disk. ‘Fuego’ is compact and reached a height of 2’ in our trial. Helenium flexuosum Raf. The team of experts at Prairie Legacy Inc. Lawn & Turf Topics; Landscaping; Garden Design; Edible GardeningHelenium bigelovii (Bigelow's Sneezeweed) is an upright perennial bringing weeks of color in mid to late summer when many other perennials are starting to fade. (Helenium flexuosum) 6 3. Helenium Salsa provides outstanding. flexuosum blooms from mid-summer into fall. flexuosum, H. Flowering earlier than most Heleniums, Helenium hoopesii (Orange Sneezeweed) is a North American native which produces branched clusters of bright golden yellow flowers, 3 in. 00 Purple-headed sneezeweed (does not cause allergies) is a smaller. Distribution of Purple-headed Sneezeweed (Helenium flexuosum) specimens in the ISM Herbarium: Helenium flexuosum Records for Wabash County, Illinois ISM accession# 84298 Collector: Gerard, John H. Plant Type: Herbaceous Perennials. Comments Required. Lawn & Turf Topics; Landscaping; Garden Design; Edible Gardeninga hybrid of Helenium flexuosum and Helenium autumnale until genetics work re-solved its identity in 2000. Cuba Center is located near Wilmington, DE, (USDA Hardiness Zone7A/6B). Helen's flower has spotless foliage and strong stems holding masses of brightly multi-colored daisies with chocolate drop centers. Compact and bushy, covered in flowers; butterflies adore Helenium. campestre (perennial, 2n = 28) and some member of Helenium sect. 28º 43’ 0” N -82º -18’ 0” W: Description: Disk corollas dark reddish. linifolium, an annual from southern Texas. You can also include plants that have. Indians used an infusion of the leaves as a laxative. Stems usually 1, usually branched distally, strongly winged, glabrous or sparsely hairy proximally, sparsely to moderately hairy distally. SELECTED REFERENCES. Phone: (847) 742-1790 Monday - Friday: 7:30am - 4:00pm Saturday : 7:00am - 10:30pm. Helenium autumnale sneezeweed Helenium flexuosum purple-headed sneezeweed Helianthus divaricatus woodland sunflower Helianthus tuberosus sunchoke Heliopsis helianthoides oxeye Heuchera americana 'Green Spice' Green Spice coralbells Heuchera americana var. It can become weedy in disturbed areas such as old fields, pastures, and roadsides. autumnale and H. Linnaeus gave this family of plants the genus name "Helenium" in honor of Helen of Troy, remembering the myth that her tears produced a similar plant on the island of Pharos. 245. Helenium flexuosum Taxonomy ID: 53721 (for references in articles please use NCBI:txid53721) current name. Wildflowers Veronicastrum virginicum. It is widespread across much of eastern and central United States and Canada, from Nova Scotia west to Ontario, Minnesota, and Kansas, south to Florida, Louisiana, and eastern Texas. Endemic. They surround a prominent chocolate brown center disk covered with golden pollen that attracts butterflies. Leaves of basal rosettes usually entire; peduncles usually glabrous, sometimes sparsely hairy; cypselae glabrous. Citrus Co. mô tả khoa học đầu tiên năm 1838. CalFlora: Information on California plants for education, research and conservation. It is an erect, clump-forming perennial that is native to the eastern and midwestern U. S. sect. Helenium virginicum. Helenium flexuosum Rafin. Helenium amarum is a ANNUAL growing to 0. The flowers of this species are pollinated by insects instead of wind so they have heavy, sticky pollen that is not easily inhaled. Helenium flexuosum Raf. This plant is very adaptable to a variety of soils but usually found on damp, acidic soils in full sun. In our trial ‘Sahin’s Early Flowerer’ bloomed for a lengthy seven-week period, just short of the eight-week achieved by two unnamed Helenium flexuosum accessions. Hasteola suaveolens - false Indian plantain. 4: 81. Species: Helenium. , 1838. It is in flower from August to October. Helenium autumnale Helenium flexuosum Helianthus annuus Helianthus maximiliani Helianthus salicifolius Heterotheca latifolia Hieraceum gronovii Hypochaeris radicata Krigia biflora Krigia caespitosa Krigia dandelion Krigia virginica Kuhnia eupatorioides Lactuca floridana Lactuca scariola. They range from 1" to 2" across, with bright yellow rays that are tipped with three noticeable lobes. Mt. 1972. Weed ID Guide, Weed Science Program. This shorter and more colorful version of sneezeweed is somewhat common in eastern North America, but rare in Kansas and virtually unknown to Nebraska. SKU: HEFLEs-PA UPC: MAXIMUM HEIGHT: 3 feet FLOWER COLOR: Yellow BLOOM PERIOD: 4 Summer SUNLIGHT PREFERENCE: Full sun to light shade MOISTURE: Average, moist. flexuosum is a climbing fern from the tropical and subtropical regions of Asia and Australia ( Yadav et al. Monitoring and rapid response: Effectively controlled by any of the several readily available general use herbicides before the plant flowers. Cuba Center has just published Helenium for the Mid-Atlantic Region, a 16-page report detailing the results of a 3-year trial of 44 taxa of Helenium plants. Purple-headed sneezeweed has naturalized readily throughout New England from further South, and its use to pollinators is evident. Welcome to the North Creek plant catalog! Here you will find information on our perennials, grasses, ferns and shrubs. Plant Finder; Lawn, Landscape & Garden Design. (+species list (Note: includes synonyms))Helenium flexuosum has been found in the following conservation area: Occurrence Native Status Everglades National Park: Present Native Helenium flexuosum has been found in the following county. Contains 7 accepted taxa overall. Helenium flexuosum (Purple-headed Sneezeweed) Rating Required. Remove the seeds from the heads by rubbing then shake through a screen to remove chaff. As an. 245. Helenium flexuosum (Purple-headed Sneezeweed) Rating Required. Helenium flexuosum also has purple disk flowers but its stems are winged, while those of Gaillardia are not. amarum and H. Helenium flexuosum 'Tiny Dancer' is a broadleaf deciduous perennial with green foliage and yellow and chocolate flowers in summer. The seeds are generally ripe September. Helenium flexuosum #1. This variety of sneezeweed is native to the eastern and central United States. d Life Cycle: Perennial Recommended Propagation Strategy: Division Country Or Region Of Origin: North America Distribution: The habit of Helenium flexuosum (purple sun bride) Plant height: 12-14″ (80 to 90 cm) Growth habit: upright, leafy stems without a basal tuft of leaves. Florida is divided into four main ecological regions: the East Gulf Coastal Plain, the South Atlantic Coastal Plain. Helenium ‘Fuego’ is another hybrid sneezeweed of the Mariachi TM series from AB cultivars in the Netherlands. H. A virágok szirmai kissé lefelé állnak, s a fogazott szélük felé kiszélesednek. 6 km S of C-480, 2. Helenium flexuosum Raf. Prefers standing water in marshes, swamps, and pond edges, but can adapt to wet rain gardens or ditches too. flexuosum – This eastern sneezeweed species, commonly called purple-headed sneezeweed, is native throughout the entire eastern and mid-western parts of the U. It has been suggested that Helenium flexuosum may be of hybrid origin from H. Helenium flexuosum is a species of annual herb in the daisy family known by the common name purple sneezeweed. Helenium flexuosum. Click here for a description of rare, threatened, or endangered (RTE. The flowers of this species are pollinated by insects instead of wind so they have heavy, sticky pollen that is not easily inhaled. A short-lived perennial, so allow to reseed. The flowers of this species are pollinated by insects instead of wind so they have heavy, sticky pollen that is not easily inhaled. Helenium flexuosum Purple-headed Sneezeweed. Nonetheless, as it has been collected from nearly half of the state's counties, and all across the state, the editors suggest a State Rank of [S4S5] as opposed to S4. The foliage is compact and bushy. It is noted for attracting wildlife. ) Kuntze, Heleniastrum parviflorum Kuntze, Helenium. Flora of North America (FNA) Collection. Hassler, M. Mountain mint prefers rich loamy moist soil with good drainage in full sun to partial shade. always flooded extremely dry. Helenium drummondii and H. See also: Helenium cultivars 'Biedermeier' 'Dunkle Pracht' 'Fiesta' 'Indianersommer' 'Wonadonga' Selected Weblinks. 4: 81. inddAttract bees, butterflies, and birds to your backyard with Purplehead Sneezeweed (Helenium flexuosum). S. In fact, there is only one known population in Nebraska, although it is possible that others are out there. Smaller than Common Sneezeweed, Purplehead Sneezweed has a darker purple center. Native CC = 3 CW = 0 MOC = 58. ]. Code HETD. English . Helenium flexuosum. 1838. Helenium is a genus of annuals and herbaceous perennials having yellow or orange-to-red daisy-like flowers. It is widespread across much of eastern and central United States and Canada, from Nova Scotia west to Ontario, Minnesota, and Kansas, south to Florida, Louisiana, and eastern Texas. Click on a. Salt Spray Tolerance: Low/no tolerance of salty wind or direct salt spray. Herbarium Name Used: Helenium flexuosum 2/8/2012 - BKL (Steve Glenn) + Expand All - Collapse. Although it is not listed as invasive in native habitats, it is reported as a weed of rice fields, rubber, oil palm and tea plantations (USDA-APHIS-PPQ, 2009). Helenium flexuosum Raf. Please register or login to build your personal plant list. Like other Helenium in this collection, H. Wood Helenium floridanum Fernald Helenium godfreyi Fernald Helenium micranthum Nutt. S. autumnale across much of the West and the East, H. Salt Water Flooding Tolerance: Not salt tolerant of inundation by salty or brackish water. N of Hinckley, Sep 1967, Howe 3246 (holotype: ?). TYPE: NEW YORK: Oneida Co. It is native to Mexico and Central America, from Sonora and San Luis Potos south as far as Costa Rica. Potential problems: powdery mildew, leaf spot, and rust. Tribus: Helenieae. It can tolerate temporary flooding, prefers moist soil, and may wilt if the soil dries out. Valued for vibrant late summer color, terrific for cutting. Purple Headed Sneezeweed, (Helenium flexuosum), is a perennial in the aster family that grows full or partial sun. ]. PLANTFILES. Species Distribution. Very attractive as cut flowers. Other Common Name(s): Purple-headed Sneezeweed; Previously known as:Helenium flexuosum. , Helenium flexuosum ‘Tiny Dancer,’ Echinacea purpurea. Wildlife Connections: Sneezeweed's nectar and pollen attract a wide range of insects, including many bees, wasps, flies, butterflies, and skippers. Viola macloskeyi. It is easily grown from seed and has high germination rates when sowing fresh seed shallowly in flats in a greenhouse. Tweet this Page Share on Facebook. Family: ASTERACEAE. As an aside, our third and scarcer local species, Narrow-leaved Sneezeweed (Helenium amarum ssp. Easily grown in full sun. Enjoy the photos. 3 Ray flowers present; disc flowers either yellow or with. Family - Asteraceae/Heliantheae. Data Source. ใช้แอป . • mapAward-winner Helenium 'Feuersiegel' features cheerful daisylike flowers, 3 in. The blossoms terminate these stems. Plant Finder; Lawn, Landscape & Garden Design. jpg (1 of 1) For more information, contact: David Werier or Kyle WebsterspeciesHelenium flexuosum. Other top plants included two species: the especially long-flowering and compact Helenium flexuosum, as well as the late-season H. Habit - Perennial forb with fibrous roots. Wildflowers Vernonia baldwinii. Wood - shortleaf sneezeweed P: Helenium campestre Small - oldfield sneezeweed P: Helenium drummondii H. homochroma. H. 1 lbs. Integrated Taxonomic Information System: Helenium flexuosum: PLANTS Database (USDA/NRCS) Helenium flexuosum: Plants of the World Online: Helenium flexuosum: The International Plant Names Index: Helenium flexuosum Raf. Create Your Garden;. d Life Cycle: Perennial Recommended Propagation Strategy: Division Country Or Region Of Origin: North America Distribution:Helenium is a genus of annuals and herbaceous perennial plants in the family Asteraceae, native to the Americas. Photo: Mervin Wallace. In former times, people often used snuff to induce sneezing in the belief that it would purge the body of evil. It can become weedy in disturbed areas such as old fields, pastures, and roadsides. Seed. Helenium flexuosum là một loài thực vật có hoa trong họ Cúc. Helenium urmenetae. 1' - 3' Sun-Part Shade Average-Poor/ Moist-Wet Self sows. You can view plants by either common or botanical name and sort the list by plant type. Helenium flexuosum • • • • • Summary Two unnamed accessions of Helenium flexuosum (purple-headed sneezeweed) were evaluated and received slightly different ratings. Cut back in May-early June to reduce plant height and to encourage branching and more flowers. Long-lasting cut flower. It prefers moist to wet soils and can tolerate flooding. Inula helenium (Elecampane) is listed in the Invasive Plant Atlas of the United States. View all at PhytoImages. Common sneezeweeds are perennial flowering herbs. Treatment appears in FNA Volume 21. It is reported as invasive in rice fields in Asia ( Araflora, 2019 ). Helenium flexuosum Raf. An erect, clump-forming plant that branches near the top. Other taxonomic & nomenclature sources: USDA Plants; ITIS; The Plant List; IPNI. This compound is poisonous to various animals but has anti-cancer properties. Its erect, branching stems are clothed with alternate, very fine, almost-threadlike leaves, 3 in. Good branching habit, strong stems, excellent mildew. 00 Houstonia purpurea (Mountain Bluets)Plant number: 1. Tropicos. If you are looking for just the right plants to grow. L. A magasabb fajták különösen idősebb korban hajlamosak a megdőlésre, ezért ilyenkor támasztékot igényelnek. virginicum, now recommended for delisting (30 sequences from three U. Helenium flexuosum, commonly known as Purplehead sneezeweed, is found in eastern states, stretching from Florida north to Maine and as far west as Texas. 적절한 강우량이나 물을 주는 여름철 따뜻한 기후에서 가장 잘 자랍니다. Hardiness: 5 - 9 : Exposure: Full Sun : Height: 1' - 3' (30cm - 90cm) Spread: 1' - 2'Purple-head Sneezeweed (Helenium flexuosum) John Law / Getty Images. Monographers treated H. Helenium flexuosum Rafinesque, New Fl. Its erect, branching stems are clothed with alternate, very fine, almost-threadlike leaves, 3 in. The Mariachi™ Series are dwarf varieties developed to be consistently shorter than other autumnale species. Description. Despite this smaller stature, plants struggled to remain upright through the season and required as much. The record derives from TICA (data supplied on 2012-02-11) which reports it as an accepted name (record 0DC20D45-2560-42DF-AFE8-EC467CB7513C) with original publication details: New Fl. Daisy family Panicled Tick Trefoil Desmodium paniculatum Legume family White Snakeroot Ageratina altissima Daisy family Photos and titles by Dorothy Smullen oneset Eupatorium perfoliatum Daisy family Evening Primrose Oenothera biennisHelenium flexuosum (Sneezeweed) Helenium 'Moerheim Beauty' Heliopsis helianthoides (Perennial Sunflower) Hepatica acutiloba (Sharped-lobed Hepatica) Heuchera americana 'Dales Strain' (Alumroot) Heuchera americana (Alumroot) Heuchera villosa 'Autumn Bride' (Alumroot) Hibiscus moschuetos (Swamp Mallow Hibiscus) Iris cristata (Dwarf Crested Iris)Continue reading below for tips on how to grow Helenium from seed. 2 m, typically single from base, few-to many-branched above the midpoint, narrowly to broadly winged with decurrent leaf tissue, glabrous or sparsely to moderately pubescent with short, sometimes curved or curled, more or less spreading to loosely ascending hairs, also moderately. Enjoy unlimited general admission, member discounts, guest passes, and more! Recent breeding work in the Netherlands has unlocked the potential of miniature sneezeweeds. It boasts large, brilliant yellow daisy-like flowers, 2 in. 00. Helenium. Silybum marianum Marker. 20. Uncopyrighted Draft 5 Associates: Attracts songbirds, game birds, small mammals, hummingbirds, butterflies, and hummingbird sphinx moths. This species is particularly problematic because it can. long (7 cm), and topped with eye-catching daisy flowers. nudiflorum and Dugaldia hoopesii, respectively. Helenium flexuosum, VA Ecotype Purplehead Sneezeweed, VA Ecotype Provides summer color to moist soils. 1989. Helenium flexuosum, commonly called purple-headed sneezeweed, is most easily distinguished from other sneezeweeds by its spherical, brownish-purple center disk. It is also used in flower gardens as an ornamental herbaceous perennial. autumnale. Helenium vernale. Helenium virginicum. Helenium flexuosum, commonly called purple-headed sneezeweed, is most easily distinguished from other sneezeweeds by its spherical, brownish-purple center disk. 5. The petals are held flat, around a chocolate brown cone, which fades to yellow as the flower matures. Flowering earlier than most Heleniums, Helenium hoopesii (Orange Sneezeweed) is a North American native which produces branched clusters of bright golden yellow flowers, 3 in. Purple-headed sneezeweed has naturalized readily throughout New England from further South, and its use to pollinators is evident. Common names: Purplehead sneezeweed hélénie nudiflore. It thrives. Helenium flexuosum 'Tiny Dancer' This great floriferous and low-growing native is very attractive in the garden and in flower arrangements. Seeds will sprout in 7-10 days. Opening orange-red, the petals fade progressively to orange and yellow as they mature. Family Asteraceae, Subclass Asteridae. Occurrence ID (GUID) urn:uuid:5bb883a0-5c48-43cf-8a7e-4caa79441c88. Its erect, branching stems are clothed with slender, lance-shaped, dark green leaves, 6 in. H. 5. It is native to the eastern half of North America. Helenium flexuosum is a perennial wildflower with daisy flowers and a spherical, garnet-colored cone. Helenium flexuosum 'Tiny Dancer' This great floriferous and low-growing native is very attractive in the garden and in flower arrangements. Bright yellow daisy-like flowers. The habit of Helenium flexuosum (purple sun bride) Plant height: 12-14″ (80 to 90 cm) Growth habit: upright, leafy stems without a basal tuft of leaves. Seeds are available through the Florida Wildflowers Growers Cooperative - H. linifolium, an annual from southern Texas. Helenium flexuosum Raf. About 25 percent of the plant species native to North America are at risk of extinction. S. Mt. Golden yellow reflexed petals encircle a. states and six provinces and one territory in Canada (Bierner 2006). 0 more photos VIEW GALLERY. This. See this plant in the following landscape: Cultivars / Varieties:Helenium flexuosum, commonly called purple-headed sneezeweed, is most easily distinguished from other sneezeweeds by its spherical, brownish-purple center disk. S. Resembling daisies, the cheerful blooms consist of a skirt of short, notched ray petals surrounding a central orange cone covered with. One plant can produce 80 or more flower heads in a branching array. Weight. Helenium flexuosum Raf. Leaves, at flowering time, are mostly on the middle parts of the stem, having withered away on the lower. Helenium flexuosum ( Helenium flexuosum ) är en örtartad flerårig som är infödd i östra och centrala USA. USDA-ARS GRIN Taxonomy: search W3TROPICOS: Vascular Tropicos: Helenium. Helenium has an undeserved reputation as a cause of hayfever and fall allergies. Purplehead sneezeweed, hélénie nudiflore Helenium nudiflorum Nuttall. Last Revised by: USDA NRCS National Plant Data Team. Helenium flexuosum Raf. This variety of sneezeweed is native to the eastern and central United States. Suitable pH: mildly acid, neutral and. Helenium flexuosum Asteraceae Helianthus annuus Asteraceae Helianthus grosseseratus Asteraceae Helianthus hirsutus Asteraceae Helianthus maximilianii Asteraceae Helianthus mollis Asteraceae Helianthus occidentalis Asteraceae Helianthus tuberosus Asteraceae Heliopsis helianthoides Asteraceae. Growth behavior: clumpy, loosely clumpy, clump-forming. Quick View. Helenium flexuosum Taxonomy ID: 53721 (for references in articles please use NCBI:txid53721) current name. campestre (perennial, 2n = 28) and some member of Helenium sect. This perennial with yellow flowers is a native of the lower 48 states and Canada. Plant pick-up Sept 9 by appointment only.