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Botanical Description page for GingersRus plant database number " 4041 ".

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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Chamaecostus congestiflorus

Chamaecostus congestiflorus (Rich. ex Gagnep.) C.Specht & D.W.Stev.

BOTANICAL NAME: Chamaecostus congestiflorus
SUBGENUS:
GROUP:Bracts not appendaged
SECTION:
PRIMARY SOURCE USED FOR DESCRIPTION:Maas, Flora Neotropica No. 8, 1972
SECONDARY SOURCES:
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:Closely related to C. lanceolatus, differs in the color of the flowers and the long fimbriate labellum, densly hairy corolla.
NATURAL DISTRIBUTION:Guiana, Venezuela and Amazonian Brazil in wet forests, often growing on granite rocks.
HEIGHT:0 to 1 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 0 cm
Sheath			glabrous to densely minutely puberulous			0 to 0 cm	5 to 10 mm
Ligule			glabrous to densely minutely puberulous			1 to 2 mm	0 to 0 mm
Petiole			glabrous to densely minutely puberulous			1 to 5 mm	0 to 0 mm
Leaf					narrowly elliptic to narrowly obovate	10 to 20 cm	2 to 6 cm
...upper			glabrous to densely minutely puberulous
...under			glabrous to densely minutely puberulous
...base					cuneate to rounded, rarely cordate
...apex					acuminate	5 to 15 mm
Inflorescence	terminal on a leafy stem, elongating to 8 cm when in fruit				broadly ovoid	3 to 5 cm	0 to 0 cm
Bract	not imbricate 5-12 mm long, callus 2-7 mm long, yellow	green	glabrous to densely minutely puberulous	herbaceous to chartaceous	triangular, often mucronate	1.5 to 2.2 cm	0.5 to 1.2 cm
Appendage	appendage not found on bract					0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole		green	glabrous to densely minutely puberulous	herbaceous to chartaceous	tubular, split deeply on abaxial side	1.3 to 1.9 cm	0.0 to 0.0 cm
Flower		white				0 to 0 cm	0 to 0 cm
Calyx	lobes subulate, calyx tube often deeply splirt by the flowerbud during anthesis.	green	glabrous to densely minutely puberulous	herbaceous to chartaceous		2.5 to 3.2 cm	0.0 to 0.0 cm
Corolla	tube 20 mm long	creamy white	densely puberulous to villose			5.0 to 6.0 cm	0.0 to 0.0 cm
Labellum	margins densely fimbriate	creamy white			broadly angular-obovate	0.0 to 3.5 cm	0.0 to 4.0 cm
Stamen	basal part of labellum and stamen joined in a 20 mm tube, stigma cup shaped	creamy white				0.0 to 0.0 cm	0.0 to 0.0 cm

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