37:
297:
bracteoles. A sterile staminate flower is usually absent. The pistillate flowers are larger, calyx similar, with six staminodes. The filaments are joined to form a tube, the empty anthers flattened, gynoecium ovular, trioculate and scaly. There are three conspicuous fleshy stigmas, reflexed, with a basally attached ovule. The beaked
280:
On flowering, the inflorescence in male plants is branched to three orders, in females to one, rarely two. The prophyll is large, splitting and becoming tattered, and armed with pseudo-whorls of black spines. Peduncular bracts are not present in the genus, the first order branches bear distichous,
296:
In female plants the inflorescence usually features one main branch and the branchlets may grow from the main axil, the branch, or both. The branchlets are subtended by netlike bracts, often enclosing them, each small branch bearing up to 20 pistillate flowers, each flower held in two distinct
288:
The staminate flowers are tiny with a tubular calyx divided into three hairy, triangular lobes. The corolla is basally tubular and twice as long as the calyx, divided into three lobes, striate and valvate. There are six stamens with laterally connate filaments and oblong to ovate anthers,
281:
unarmed tubular bracts with fibrous limbs which subtend or wholly enclose, in the staminate spike, the second order branch system. These are subtended by tubular, membranous bracts, the third order rachillae have similar bracts subtending solitary staminate
276:
is borne on a well-developed and armed petiole, the sheath and rachis also whorled with spines and covered in tomentum. The linear leaflets are regularly arranged with one fold, margins are toothed, and the midrib is prominent.
1043:
339:, Marion Sheehan discovered a single sterile, staminate flower among the pistillate members. The absence of such a flower previously obscured its relationship with the
940:
953:
611:
888:
743:
585:
293:
is circular to elliptical and monosulcate; exine reticulate and tectate and irregularly spotted with striate spines; the tiny pistillode is trifid.
901:
272:
The clustering trunks are extensively armed with spines, 6 – 8 cm wide, closely ringed, with aerial roots at lower leaf nodes. The pinnate
486:
450:
478:
442:
1038:
927:
769:
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36:
862:
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is ovoid to pear shaped, covered in reflexed scales, with a thin mesocarp. Each fruit carries one basally attached
979:
795:
637:
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409:
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616:
642:
800:
984:
1033:
540:
867:
709:
343:, which it also closely resembles. This find, despite its rarity, seems to confirm its placement in the
173:
526:
906:
875:
730:
1005:
821:
663:
206:
31:
264:, it retains only superficial climbing organs; it sprawls and leans but is not a true climber.
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945:
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572:
482:
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219:
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74:
787:
782:
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150:
61:
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is scattered across Borneo forming dense patches in hills and valleys of
Dipterocarp
87:
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130:
100:
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223:
120:
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140:
110:
893:
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215:
919:
761:
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603:
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774:
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48:
932:
735:
471:- A classification of palms based on the work of Harold E. Moore
302:
273:
880:
538:
240:
232:
329:. Despite bearing strong resemblance to members of the
837:
679:
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246:) or 'the bear's sugar cane'. The specific epithet
347:subtribe. In 2015, the species was transferred to
395:
393:
391:
389:
333:, in preparing illustrations for the palm survey
325:in 1980. It was the only species in the genus
376:varieties. No local uses have been recorded.
8:
466:Uhl, Natalie W. and Dransfield, John (1987)
535:
20:
433:Riffle, Robert L. and Craft, Paul (2003)
1044:Flora of the Borneo lowland rain forests
317:The species was originally described as
385:
462:
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458:
254:it was the only species in the genus
7:
435:An Encyclopedia of Cultivated Palms
643:urn:lsid:ipni.org:names:77144528-1
405:(J.Dransf.) A.J.Hend. & Floda"
289:dorsifixed towards the base. The
14:
473:. Lawrence, Kansas: Allen Press.
801:urn:lsid:ipni.org:names:669568-1
230:, where it is rare and known as
35:
985:urn:lsid:ipni.org:names:31472-1
260:. While classified with other
1:
505:. Royal Botanic Gardens, Kew
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527:Fairchild Guide to Palms:
503:Plants of the World Online
437:. Portland: Timber Press.
415:Royal Botanic Gardens, Kew
410:Plants of the World Online
499:"Search for 'Retispatha'"
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172:
32:Scientific classification
30:
23:
357:Distribution and habitat
1039:Endemic flora of Borneo
193:) A.J.Hend. & Floda
241:
233:
681:Retispatha dumetosa
319:Retispatha dumetosa
252:Retispatha dumetosa
211:Retispatha dumetosa
368:, absent from the
250:means 'bushy'. As
226:family endemic to
1021:
1020:
967:Open Tree of Life
625:Open Tree of Life
549:Calamus dumetosus
541:Taxon identifiers
487:978-0-935868-30-2
451:978-0-88192-558-6
403:Calamus dumetosus
362:Calamus dumetosus
202:Calamus dumetosus
198:
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183:Calamus dumetosus
165:C. dumetosus
25:Calamus dumetosus
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469:Genera Palmarum
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336:Genera Palmarum
323:John Dransfield
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242:wi tebi bagadap
220:flowering plant
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1034:Calamus (palm)
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1011:wfo-4000032796
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827:wfo-0000295787
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669:wfo-0001316514
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521:External links
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331:Plectocomiinae
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16:Genus of palms
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174:Binomial name
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507:. Retrieved
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915:iNaturalist
757:iNaturalist
268:Description
131:Calamoideae
127:Subfamily:
101:Commelinids
75:Angiosperms
1028:Categories
839:Retispatha
788:kew-177585
783:Plant List
604:77144528-1
529:Retispatha
509:2024-04-22
420:2024-04-22
380:References
327:Retispatha
257:Retispatha
191:J. Dransf.
998:100251067
854:Q16060773
814:100251068
656:100457831
564:Q42732776
345:Calaminae
341:Calaminae
248:dumetosus
159:Species:
121:Arecaceae
45:Kingdom:
993:Tropicos
848:Wikidata
809:Tropicos
775:669568-1
690:Wikidata
651:Tropicos
558:Wikidata
313:Taxonomy
141:Calameae
117:Family:
111:Arecales
88:Monocots
946:1073253
933:31472-1
894:2735580
749:2735581
736:1131912
696:Q141123
591:9235103
370:montane
366:forests
350:Calamus
283:flowers
262:rattans
222:in the
216:species
214:, is a
207:synonym
152:Calamus
147:Genus:
137:Tribe:
107:Order:
49:Plantae
972:393159
920:366156
881:108571
868:417746
762:365989
710:417747
630:393150
485:
477:
449:
441:
307:embryo
291:pollen
228:Borneo
959:93313
941:IRMNG
907:10335
723:78S96
617:93314
578:68V63
374:heath
299:fruit
95:Clade
82:Clade
69:Clade
56:Clade
980:POWO
954:NCBI
928:IPNI
902:GRIN
889:GBIF
863:BOLD
796:POWO
770:IPNI
744:GBIF
705:BOLD
638:POWO
612:NCBI
599:IPNI
586:GBIF
483:ISBN
475:ISBN
447:ISBN
439:ISBN
372:and
303:seed
274:leaf
224:palm
1006:WFO
876:EoL
822:WFO
731:EoL
718:CoL
664:WFO
573:CoL
321:by
218:of
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501:.
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457:^
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388:^
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512:.
423:.
401:"
189:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.