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Botanical Description page for GingersRus plant database number " 4008 ".

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 quasi-appendiculatus

Costus quasi-appendiculatus Woodson ex Maas

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Photo# 16991 Specimen# R0 Costus quasi-appendiculatus

BOTANICAL NAME: Costus quasi-appendiculatus
SUBGENUS:Costus
GROUP:1-bracts with appendage
SECTION:II-Ornithophilus
PRIMARY SOURCE USED FOR DESCRIPTION:Maas, Flora Neotropica No. 8, 1972
SECONDARY SOURCES:
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:This species is close to Costus comosus, distinguished by the sub-appendaged bracts, and the calyx which exceeds the bracts during fructification.
NATURAL DISTRIBUTION:Collected near Calisaya, Rio Bopi, dep. La Paz, Bolivia, 750-900 m.
HEIGHT:0 to 0 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 puberulous			0 to 0 cm	7 to 15 mm
Ligule	very short, 1-6 mm		glabrous to puberulous		truncate	1 to 2 mm	0 to 0 mm
Petiole						6 to 8 mm	0 to 0 mm
Leaf					narrowly elliptic to narrowly obovate	14 to 32 cm	4 to 8 cm
...upper			glabrous	not scabrid to touch
...under			densely velutinous
...base					subcordata
...apex					shortly acuminate	0 to 0 mm
Inflorescence	terminal on a leafy stem.				ovoid	0 to 5 cm	0 to 3 cm
Bract	Tips of bracts slightly reflexed forming a depressed-ovate appendage, callus 4 mm long	red	densely puberulous	coriaceous	widelyovate	0.0 to 2.5 cm	0.0 to 3.0 cm
Appendage	3-8 mm long, reflexed	red	densely puberulous			0.3 to 0.8 cm	0.5 to 2.0 cm
Bracteole			densely puberulous		boat shape	0.0 to 1.6 cm	0.0 to 0.0 cm
Flower						0 to 0 cm	0 to 0 cm
Calyx			densely puberulous		lobes triangular	0.7 to 1.0 cm	0.0 to 0.0 cm
Corolla	tube 5-10 mm		densely puberulous		lobes narrowly obovate	2.5 to 3.0 cm	0.0 to 0.0 cm
Labellum	small, tubular				oblong obovate when spread	0.0 to 2.0 cm	0.0 to 1.0 cm
Stamen	apex rounded, anter 6-7 mm long				narrowly elliptical	0.0 to 2.2 cm	0.4 to 0.7 cm

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