Click on logo above to go to GingersRus HOMEPAGE. Botanical Description page for GingersRus plant database number " 3351 ".

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

Costus allenii

Costus allenii Maas

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Photo# 15237 Specimen# R2851 Costus allenii From cultivated,

Photo# 15238 Specimen# R2851 Costus allenii From cultivated,

Photo# 15239 Specimen# R2851 Costus allenii From cultivated,

Photo# 15240 Specimen# R2851 Costus allenii From cultivated,

Photo# 15241 Specimen# R2851 Costus allenii From cultivated,

Photo# 17525 Specimen# R0 Costus allenii detail of ligules and petioles with dense brown hairs, plant along old railroad trail, Gamboa, Panama.

Photo# 17526 Specimen# R0 Costus allenii holotype collected by P. H. Allen near the Panama Canal.

Photo# 15837 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15838 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15839 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15840 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15841 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15842 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 15843 Specimen# R0 Costus allenii from Rio Guanche, Panama

Photo# 17527 Specimen# R0 Costus allenii near the Rio Piedra, Colon, Panama. Note the characteristic red ligules and thick hairs.

Photo# 16017 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16018 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16019 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16020 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16021 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16022 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16023 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16024 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16025 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16026 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16027 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16028 Specimen# R3229 Costus allenii From Colombia, Chocó

Photo# 16047 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16048 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16049 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16050 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16051 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16052 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16053 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16054 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16055 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16056 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16057 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16058 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16059 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16060 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 16061 Specimen# R3305 Costus allenii From Colombia, Chocó

Photo# 17606 Specimen# R3350 Costus allenii From Panama, Colón

Photo# 17607 Specimen# R3350 Costus allenii From Panama, Colón

Photo# 17608 Specimen# R3350 Costus allenii From Panama, Colón

Photo# 17609 Specimen# R3350 Costus allenii From Panama, Colón

Photo# 17610 Specimen# R3350 Costus allenii From Panama, Colón

BOTANICAL NAME: Costus allenii
SUBGENUS:Costus
GROUP:2-bracts not appendaged
SECTION:I-Costus
PRIMARY SOURCE USED FOR DESCRIPTION:Maas, Flora Neotropica No. 8 & No. 18, 1972-1977
SECONDARY SOURCES:Manual de Plantas de Costa Rica Vol II, 2003, Missouri Botanical Garden
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:Maas named and described this species in Monograph No. 8. He indicates the hairiness and appendaged lower bracts are much like C. villosissimus, but upper bracts are not appendaged. Flowers are similar to C. laevis. Modified description in Monograph No. 18 and photograph on page 182. He also describes an aberrant form with longer ligule and plicate leaves found in Santa Fe Region, Veraguas, Panama.
NATURAL DISTRIBUTION:moist rain forests from sea level to 1000 meters, Panama, Colombia & Venezuela. Costa rica, between San Isidro de El General and Domincal n side of Costeña range.
HEIGHT:1 to 4 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		ferruginous	strigose			0 to 0 cm	8 to 20 mm
Ligule	short, 2-10 mm	ferruginous	densely strigose		truncate	2 to 10 mm	0 to 0 mm
Petiole		ferruginous	densely strigose			10 to 20 mm	0 to 0 mm
Leaf					narrowly elliptic to narrowly obovate	15 to 41 cm	4 to 17 cm
...upper			strigose, hirsute or villose
...under			strigose, hirsute or villose
...base					cordate to cuneate
...apex					shortly acuminate	5 to 10 mm
Inflorescence	terminal on a leafy stem.				obtusely ovoid	4 to 8 cm	3 to 5 cm
Bract	covered part red to pinkish white, callus 2-4 cm long	green to yellow-green		thick, coriaceous		3.0 to 5.0 cm	3.0 to 5.0 cm
Appendage	none based on classification, but lowest bracts are appendaged					0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole					boat shape	2.2 to 2.5 cm	0.0 to 0.0 cm
Flower		yellowish-white				0 to 0 cm	0 to 0 cm
Calyx	8-10 mm long	pinkish red				0.8 to 1.0 cm	0.0 to 0.0 cm
Corolla	tube 15mm	yellowish white				3.5 to 4.0 cm	1.5 to 2.0 cm
Labellum	large, striped with red or purple, middle lobe reflexed	yellowish white, yellow at center				5.0 to 5.5 cm	4.0 to 4.5 cm
Stamen	apex red, recurved, anther 8 mm long	white, slightly tinged yellow				3.0 to 3.5 cm	1.0 to 1.3 cm

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