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Botanical Description page for GingersRus plant database number " 4618 ".

You can select the botanical description of a different plant from this list: Click arrow to see list, then click GO Chamaecostus congestiflorus Chamaecostus curcumoides Chamaecostus cuspidatus Chamaecostus fragilis Chamaecostus fusiformis Chamaecostus lanceolatus Chamaecostus subsessilis Cheilocostus globosus Cheilocostus lacerus Cheilocostus speciosus Cheilocostus sopuensis Costus "El Whiskey" Costus sp. from Cabo Matapalo Costus acreanus Costus afer Costus albus Costus allenii Costus amazonicus Costus arabicus Costus asplundii Costus asteranthus Costus barbatus Costus beckii Costus bracteatus Costus chartaceus Costus claviger Costus claviger aff Costus comosus var. bakeri Costus comosus Costus cordatus Costus cupreifolius Costus curvibracteatus Costus deistelii Costus dewevrei Costus dirzoi Costus dubius Costus erythrocoryne Costus erythrophyllus Costus erythrothyrsus Costus fissiligulatus Costus foliaceus Costus gabonensis Costus geothyrsus Costus glaucus Costus guanaiensis Costus guanaiensis var. macrostrobilacius Costus guanaiensis var. tarmicus Costus juruanus Costus laevis Costus lasius Costus lateriflorus Costus letestui Costus leucanthus Costus ligularis Costus lima Costus longebracteolatus Costus lucanusianus var. major Costus lucanusianus Costus Maas species A Costus Maas species B Costus maboumiensis Costus macranthus Costus maculatus Costus malortieanus Costus montanus Costus nitidus Costus nudicaulis Costus oblongus Costus osae Costus phaeotrichus Costus pictus Costus plicatus Costus plowmanii Costus potierae Costus productus Costus pulverulentus Costus quasi-appendiculatus Costus ricus Costus sarmentosus Costus scabe Costus spectabilis Costus spicatus Costus spiralis Costus sprucei Costus stenophyllus Costus subbiflorus Costus tappenbeckianus Costus tonkinensis Costus vargasii Costus varzearum Costus villosissimus Costus vinosus Costus violaceus Costus viridis Costus wilsonii Costus woodsonii Costus zamoranus Costus zingiberoides Paracostus englerianus Paracostus paradoxus

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Cheilocostus lacerus

Cheilocostus lacerus (Gagnep.) C.Specht

Accession # R2974 identified as Cheilocostus lacerus from Le Jardin Ombragé
Accession # R2735 identified as Cheilocostus lacerus from Le Jardin Ombragé
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Photo# 13255 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13256 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13257 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13258 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13259 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13260 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13310 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13261 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13311 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13312 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13313 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13314 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13315 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13316 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13317 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13318 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13319 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13320 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13262 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13321 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13322 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13323 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13324 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13325 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13326 Specimen# R2735 Cheilocostus/Hellenia lacerus

Photo# 13327 Specimen# R2974 Cheilocostus/Hellenia lacerus Smithsonian #2001-073

Photo# 13263 Specimen# R2974 Cheilocostus/Hellenia lacerus Smithsonian #2001-073

Photo# 13264 Specimen# R2974 Cheilocostus/Hellenia lacerus Smithsonian #2001-073

Photo# 13265 Specimen# R2974 Cheilocostus/Hellenia lacerus Smithsonian #2001-073

Photo# 13266 Specimen# R2974 Cheilocostus/Hellenia lacerus Smithsonian #2001-073

BOTANICAL NAME: Cheilocostus lacerus
SUBGENUS:
GROUP:
SECTION:
PRIMARY SOURCE USED FOR DESCRIPTION: Flora of China; Notes on Asiatic and Australian Costoidae, 1979
SECONDARY SOURCES:
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:Description from Flora of China. Additional description by Maas, differences noted. (Dr. PJM Maas, in Notes on Asiatic and Australian Costoidae, Blumea 25 (1979) 543-549)

Several of the pictures to the left were taken at the Smithsonian USBRG#2001-073. The other photos, including the details of flower parts, were taken from my garden from a specimen received from hort. trade that was incorrectly identified as Costus speciosus.
NATURAL DISTRIBUTION:moist forests, 1100-2200 m, Yunnan, also bhutan, N. India, Sikkim and N. Thailand
HEIGHT:1 to 3 meters

Botanical Description for this Species
For illustrations or explanation of terminology, click on the linked plant part or column header.
Descriptions used for plant identification key are shown in BOLD.

Plant Part	General	Color	Hairs	Texture	Shape	Length	Width
Rhizome						0 to 0 cm	0 to 20 cm
Sheath			hirsute when young to glabrescent, apex ciliate			0 to 0 cm	15 to 30 mm
Ligule	margins decaying into arachnoid fibres				obliquely rounded	1 to 3 mm	0 to 0 mm
Petiole			densely pub. to villose			0 to 10 mm	0 to 0 mm
Leaf	subsessile				elliptic or lanceolate-oblong	20 to 46 cm	7 to 15 cm
...upper			glabrescent
...under			hirsute, densely puberulous
...base					attenuate, rounded to cordate
...apex					acute to shortly acuminate	0 to 0 mm
Inflorescence	terminal on leafy stem				ovoid	4 to 11 cm	4 to 7 cm
Bract	apex breaking into fiber, margins arachnoid fibers	red	glabrous to densely puberulous or villose	coriaceous to chartaceous	ovate or broadly ovate	2.0 to 5.0 cm	1.0 to 2.0 cm
Appendage						0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole	margins strongly decaying into arachnoid fibers		glabrous to densely villose		ovate	0.8 to 1.7 cm	0.0 to 0.0 cm
Flower		pink				0 to 0 cm	0 to 0 cm
Calyx	split to base on one side, apex 3 toothed	yellow (Maas= red)	hirsute at apex	dilacerating into fibers	mostly bicarinate on adaxial side	2.0 to 2.9 cm	0.0 to 0.0 cm
Corolla	tube 1.5 cm,	white	glabrous		lobes oblong	3.5 to 5.0 cm	1.0 to 2.5 cm
Labellum	margin crisped	pink (Maas=white tinged with yellow in mid & apex)			trumpet shaped	6.0 to 9.0 cm	6.0 to 9.0 cm
Stamen	apex convex	white			oblong	0.0 to 5.0 cm	0.6 to 1.2 cm

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