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Botanical Description page for GingersRus plant database number " 4871 ".

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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Costus beckii

Costus beckii Maas & H.Maas

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Photo# 15399 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - terminal inflorescences

Photo# 15400 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - basal inflorescence

Photo# 15401 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - in flower and in fruit

Photo# 15402 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - flower

Photo# 15403 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - bract - calyx - bracteole

Photo# 15404 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - corolla - labellum - stamen

Photo# 15405 Specimen# R3255 Costus aff. beckii form 1 from Atalaya, Peru - flower

Photo# 15406 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - terminal inflo (Bruce Dunstan)

Photo# 15407 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - basal inflo

Photo# 15408 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - old terminal inflo

Photo# 15409 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - plant

Photo# 15410 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - plant 2

Photo# 15411 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - stem

Photo# 15412 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - ligule

Photo# 15413 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - inflorescence

Photo# 15414 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - inflorescence bract edge

Photo# 15415 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - bract

Photo# 15416 Specimen# R3258 Costus aff beckii form 2 from Atalaya, Peru - bracteole and calyx

Photo# 17702 Specimen# R0 Costus beckii Foster collection from Peru, det. by Maas

Photo# 17703 Specimen# R0 Costus beckii type specimen from Bolivia

Photo# 17704 Specimen# R0 Costus beckii type specimen from Bolivia

BOTANICAL NAME: Costus beckii
SUBGENUS:Costus
GROUP:2-bracts not appendaged
SECTION:II-Ornithophilus
PRIMARY SOURCE USED FOR DESCRIPTION:Maas, RBG Edinb. 46(3): 307-320
SECONDARY SOURCES:
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:Maas described and named this species in 1990. Species characterized by a separate basal infl., with red bracts and yellow tubular flowers, named after Stephan Beck. Differs from C. vargasii by its very long ligule and distinct indument.
NATURAL DISTRIBUTION:Known only from the type collection in Amazonian Bolivia and Peru, Madre de Dios, Manu, forested ridge and roadside.
HEIGHT:0 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 0 cm
Sheath	Over 22mm diam. at base.		densely strigose			0 to 0 cm	25 to 0 mm
Ligule	long ligule		densely villose		unequally 2 lobed	55 to 60 mm	0 to 0 mm
Petiole			villose			10 to 20 mm	0 to 0 mm
Leaf	densely hairy midrib				elliptic to obovate	39 to 43 cm	14 to 15 cm
...upper			densely villose or glabrous
...under			densely sericeous
...base					cunate
...apex					acuminate	0 to 15 mm
Inflorescence	Basal - on a separate leafless shoot, truncate, to 110 cm tall				oblong to ellipsoid, acute at apex	9 to 20 cm	5 to 5 cm
Bract	callus 6-9 mm long	reddish to purple	puberulous	coriaceous	broadly ovate to ovate	3.0 to 3.5 cm	2.0 to 3.0 cm
Appendage						0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole		reddish	puberulous		boat shape	23.0 to 30.0 cm	0.0 to 0.0 cm
Flower		yellow			tubular	0 to 0 cm	0 to 0 cm
Calyx		reddish	puberulous		tubular to turbinate, lobes trianbular	1.2 to 1.5 cm	0.5 to 1.0 cm
Corolla	tube 15 mm long		puberulous			5.0 to 0.0 cm	0.0 to 0.0 cm
Labellum			dark colored hairs		elliptic	4.5 to 0.0 cm	2.5 to 0.0 cm
Stamen						4.5 to 0.0 cm	0.9 to 0.0 cm

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