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Botanical Description page for GingersRus plant database number " 3758 ".

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 vargasii

Costus vargasii Maas & H.Maas

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Photo# 12052 Specimen# R0 Costus vargasii by Ray Lampert at Nat'l Botanic Garden of Belgium

Photo# 12053 Specimen# R0 Costus vargasii by Ray Lampert at Nat'l Botanic Garden of Belgium

Photo# 17383 Specimen# R3264 Costus vargasii - MLC plant and inflo

Photo# 17384 Specimen# R3264 Costus vargasii - MLC in fruit

Photo# 17385 Specimen# R3264 Costus vargasii - Pantiacolla plant with inflo

Photo# 17386 Specimen# R3264 Costus vargasii - Pantiacolla plant

Photo# 17387 Specimen# R3264 Costus vargasii - Pantiacolla plant

Photo# 17388 Specimen# R3264 Costus vargasii - Pantiacolla inflo

Photo# 17389 Specimen# R3264 Costus vargasii - Pantiacolla inflo top

Photo# 17390 Specimen# R3264 Costus vargasii - Pantiacolla inflo

Photo# 17391 Specimen# R3264 Costus vargasii - Pantiacolla stem and ligule

Photo# 17392 Specimen# R3264 Costus vargasii - Pantiacolla leaves

Photo# 17393 Specimen# R3264 Costus vargasii - Pantiacolla ligule

Photo# 17394 Specimen# R3264 Costus vargasii - Peru, Manu, Pantiacolla bract and flower composite

Photo# 17395 Specimen# R3264 Costus vargasii - Pantiacolla plant

Photo# 17396 Specimen# R3264 Costus vargasii - Pantiacolla plant

BOTANICAL NAME: Costus vargasii
SUBGENUS:
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. Characterized by separate basal infl with red bracts and yellow tubular flowers, long ligule as in C. beckii, but entire plant is glabrous, whereas C. beckii is hairy on most plant parts.
NATURAL DISTRIBUTION:Known from two collections in Peru.
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			0 to 0 cm	0 to 17 mm
Ligule	long ligule		glabrous		2 lobed	25 to 35 mm	0 to 0 mm
Petiole			glabrous			10 to 15 mm	0 to 0 mm
Leaf					narrowly obovate	32 to 37 cm	7 to 10 cm
...upper		very dark dull green	glabrous
...under		pruplish	glabrous
...base					rounded to cuneate
...apex					acuminate and mucronate	0 to 12 mm
Inflorescence	Basal - on a separate leafless shoot, shoots somewhat inflated in ripe stage.				narrowly oblong, rounded at apex	4 to 8 cm	2 to 3 cm
Bract	callus pale red	red	glabrous	coriaceous	obovate, obtuse	2.5 to 3.5 cm	1.7 to 2.5 cm
Appendage						0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole			glabrous		boat shape	1.9 to 2.2 cm	0.0 to 0.0 cm
Flower	upper part at 45 degrees with the axis of infl	yellow			tubular	0 to 0 cm	0 to 0 cm
Calyx			glabrous		turbinate	0.7 to 1.0 cm	0.7 to 0.9 cm
Corolla	tube 5-7 mm long	yellow				5.3 to 5.5 cm	0.0 to 0.0 cm
Labellum		yellow			obovate	0.0 to 3.5 cm	0.0 to 1.8 cm
Stamen		yellow				0.0 to 3.7 cm	0.0 to 0.9 cm

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