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and stabilizes dunes. It requires supplemental watering only rarely, if ever. It may get "ratty-looking" after the showy flowers have withered. Available cultivars include 'Italian White', 'Flora Sun','Dazzler', 'Excelsior', and 'Orion'.
436:
This species grows in several types of coastal habitat, sometimes directly on the beach. It tolerates a moderately saline environment, but not an excessive amount of salt spray or inundation. It is highly
335:
have been bred to bear whitish, reddish, or orange florets. The center of the head is filled with many red, yellowish, or purplish disc florets. The fruit, a cypsela, is roughly 2 or 3 millimeters long.
311:
This species may be an annual or perennial herb. It is usually perennial but it may last only one season in climates where freezes occur. It can reach a height of 2 meters. The stem grows from a
467:
448:
This plant is used as a garden flower. It is also good for landscaping, especially in poor, dry soils. It is planted on beaches, where it forms a sand-binding groundcover that prevents
706:
1302:
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671:
Environmental
Horticulture, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida. 1999. Revised 2007.
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319:. The leaves are usually arranged alternately and are variable in shape and size. The largest are up to 14 centimeters long by 13 wide. The showy
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each up to 1.7 centimeters long. There are up to 20 or 21 ray florets, each up to 2.3 centimeters long. They are usually yellow in the wild, but
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Natives For Your
Neighborhood. The Institute for Regional Conservation. Delray Beach, Florida, USA.
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There are several subspecies. At one point there were eight. Five are currently recognized.
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and acidic soils and sand. The plant attracts butterflies and birds feed on the fruits.
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and may grow erect or decumbent. It can also spread along the ground, becoming a dense
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570:. Institute for Systematic Botany, University of South Florida, Tampa.
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276:. It is native to the United States, where it can be found along the
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441:-tolerant and it will grow in low-nutrient and poor soils, such as
327:
or an array of two or three heads. There are up to 30 lance-shaped
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432:. Endemic to Florida. Imperiled; known from about 22 occurrences.
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Dune
Sunflowers growing in Miami Beach sand dunes (South Beach)
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1077:
414:
to
Florida. Limited to rare, specialized coastal habitat.
1086:
1067:
USDA NRCS Brooksville Plant
Materials Center. 2002.
707:Genetic differentiation during speciation in the
356:. The subspecies with the widest distribution.
8:
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20:
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989:
606:
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560:Wunderlin, R. P. and B. F. Hansen. 2008.
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973:United States Department of Agriculture
964:Germplasm Resources Information Network
892:United States Department of Agriculture
883:Germplasm Resources Information Network
830:United States Department of Agriculture
821:Germplasm Resources Information Network
768:United States Department of Agriculture
759:Germplasm Resources Information Network
634:United States Department of Agriculture
625:Germplasm Resources Information Network
541:United States Department of Agriculture
532:Germplasm Resources Information Network
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696:Floridata.com. 1999. Updated 2003.
228:Torr. & A.Gray, syn of subsp.
14:
664:Gilman, E. F. and S. Park-Brown.
1461:urn:lsid:ipni.org:names:119090-2
568:Atlas of Florida Vascular Plants
478:
466:
73:
1036:Gann, G. D., et al. 2005-2013.
473:Sea Grapes and Dune Sunflowers
284:. It is known elsewhere as an
1:
969:Agricultural Research Service
888:Agricultural Research Service
826:Agricultural Research Service
764:Agricultural Research Service
630:Agricultural Research Service
537:Agricultural Research Service
1554:
1533:Flora of the United States
1523:NatureServe secure species
1056:Maura, C. and S. Sanders.
1038:East Coast dune sunflower
260:known by the common names
274:East Coast dune sunflower
225:Helianthus cucumerifolius
221:
214:
197:
190:
70:Scientific classification
68:
48:
39:
30:
23:
1538:Plants described in 1841
408:slow-flowering sunflower
239:E.Watson, syn of subsp.
1024:Flora of North America.
921:Flora of North America.
859:Flora of North America.
797:Flora of North America.
735:Flora of North America.
598:Flora of North America.
485:Dune Sunflower Closeup
354:cucumberleaf sunflower
262:cucumberleaf sunflower
430:hairy beach sunflower
705:Wain, R. P. (1983).
16:Species of sunflower
236:Helianthus vestitus
42:Conservation status
1243:Helianthus debilis
1118:Helianthus debilis
1088:Helianthus debilis
1059:Helianthus debilis
1040:Helianthus debilis
1016:Helianthus debilis
997:Helianthus debilis
953:Helianthus debilis
932:Helianthus debilis
913:Helianthus debilis
872:Helianthus debilis
851:Helianthus debilis
810:Helianthus debilis
789:Helianthus debilis
748:Helianthus debilis
727:Helianthus debilis
709:Helianthus debilis
692:Helianthus debilis
667:Helianthus debilis
614:Helianthus debilis
594:Helianthus debilis
563:Helianthus debilis
525:Helianthus debilis
509:Helianthus debilis
418:Helianthus debilis
400:Helianthus debilis
382:Helianthus debilis
360:Helianthus debilis
345:Helianthus debilis
286:introduced species
253:Helianthus debilis
201:Helianthus debilis
25:Helianthus debilis
1510:
1509:
1417:Open Tree of Life
1080:Taxon identifiers
1065:Plant Fact Sheet.
426:clothed sunflower
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669:Beach Sunflower.
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390:forest sunflower
256:is a species of
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368:beach sunflower
266:beach sunflower
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183:H. debilis
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731:cucumerifolius
718:
716:37(6) 1119-27.
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689:Christman, S.
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618:cucumerifolius
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270:weak sunflower
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392:. Endemic to
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192:Binomial name
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100:Tracheophytes
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1000:
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976:. Retrieved
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1365:NatureServe
1277:iNaturalist
1112:Wikispecies
936:tardiflorus
917:tardiflorus
876:tardiflorus
412:Mississippi
404:tardiflorus
325:flower head
317:groundcover
282:Gulf Coasts
113:Angiosperms
60:NatureServe
1528:Helianthus
1517:Categories
1430:Plant List
978:21 January
897:21 January
855:silvestris
835:21 January
814:silvestris
773:21 January
639:21 January
546:21 January
491:References
386:silvestris
329:phyllaries
288:, such as
170:Helianthus
159:Asteraceae
1435:gcc-77409
1230:250066877
1212:FloraBase
1103:Q12212016
714:Evolution
333:cultivars
294:Australia
258:sunflower
241:vestitus
177:Species:
149:Asterales
83:Kingdom:
1469:Tropicos
1370:2.139395
1347:20694280
1308:10209459
1295:167393-3
1149:BioLib:
1097:Wikidata
1020:vestitus
1001:vestitus
957:vestitus
711:complex.
443:alkaline
422:vestitus
302:Slovakia
278:Atlantic
216:Synonyms
155:Family:
139:Asterids
126:Eudicots
1474:2700854
1256:3119191
1063:debilis
955:subsp.
874:subsp.
812:subsp.
793:debilis
752:debilis
750:subsp.
616:subsp.
457:Gallery
450:erosion
439:drought
420:subsp.
402:subsp.
384:subsp.
376:Florida
372:Endemic
364:debilis
362:subsp.
347:subsp.
313:taproot
165:Genus:
145:Order:
87:Plantae
58: (
56:Secure
1500:418783
1443:PLANTS
1422:195540
1409:118455
1321:114701
1282:126565
1204:157149
1178:468125
1142:116220
1129:128926
1126:APDB:
511:Nutt.
304:, and
298:Taiwan
272:, and
1495:WoRMS
1448:HEDE4
1396:73282
1334:36628
1303:IRMNG
1269:70328
1238:FoAO2
1199:EUNIS
1191:HELDE
1165:3K5VF
1152:41536
1061:ssp.
1018:ssp.
999:ssp.
934:ssp.
915:ssp.
853:ssp.
791:ssp.
729:ssp.
394:Texas
208:Nutt.
133:Clade
120:Clade
107:Clade
94:Clade
1456:POWO
1391:NCBI
1342:IUCN
1329:ITIS
1290:IPNI
1264:GRIN
1251:GBIF
1217:8009
1186:EPPO
1137:APNI
980:2018
899:2018
837:2018
775:2018
641:2018
548:2018
306:Cuba
280:and
1482:WFO
1378:NBN
1357:346
1316:ISC
1225:FNA
1173:EoL
1160:CoL
374:to
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