Click on logo above to go to GingersRus HOMEPAGE. Botanical Description page for GingersRus plant database number " 3756 ".

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Costus montanus

Costus montanus Maas

Accession # R2972 identified as Costus montanus from Lankester Gardens, Costa Rica
Accession # R3274 identified as Costus montanus from along utility service road at about 1100 m above Orosi, Costa Rica
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Photo# 11312 Specimen# R0 Costus montanus by Kathleen Kay, Michigan State University

Photo# 11313 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 11314 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 11315 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 12626 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12627 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12628 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12633 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12634 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12635 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12636 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12637 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12638 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 12629 Specimen# R0 Costus montanus along road above Orosi, Costa Rica

Photo# 12630 Specimen# R0 Costus montanus along road above Orosi, Costa Rica ligules

Photo# 12631 Specimen# R0 Costus montanus along road above Orosi, Costa Rica

Photo# 12632 Specimen# R0 Costus montanus along road above Orosi, Costa Rica

Photo# 16745 Specimen# R0 UGA Herbariuim - 10581 Haber- NOT DET'D (Costus montanus).

Photo# 16804 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 16805 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 16806 Specimen# R2887 Costus montanus From Costa Rica, Rec'd from Smith College BG

Photo# 16812 Specimen# R2972 Costus montanus From Costa Rica,

Photo# 16974 Specimen# R3293 Costus montanus From Costa Rica,

Photo# 16973 Specimen# R3293 Costus montanus From Costa Rica,

Photo# 16977 Specimen# R3296 Costus montanus From Costa Rica,

Photo# 16976 Specimen# R3296 Costus montanus From Costa Rica,

Photo# 16975 Specimen# R3296 Costus montanus From Costa Rica,

Photo# 16978 Specimen# R3296 Costus montanus From Costa Rica,

BOTANICAL NAME: Costus montanus
SUBGENUS:Costus
GROUP:1 or 2- (can be with or without appendage)
SECTION:II-Ornithophilus
PRIMARY SOURCE USED FOR DESCRIPTION:Maas, Flora Neotropica No. 8, 1972
SECONDARY SOURCES:Manual de Plantas de Costa Rica Vol II, 2003, Missouri Botanical Garden
LAST UPDATED:
NOTES AND DISTINGUISHING CHARACTERISTICS:This species readilly recognized by its long, unequally 2-lobed ligule and the ferrugineous-velutinous indument on most parts of the plant.

Manual de Plantas de Costa Rica says this species can be found between 700 and up to 2100 meters in altitude, mountains Cord. Guanacaste, Tilarán, and Central; in Talamanca, Tablazo, Cerros de Escazú, Cerro Turrubares - north and west of San Jose.
NATURAL DISTRIBUTION: In Costa Rica, moist cloud forests in shade, along streams, between 1300 and 1800 meters.
HEIGHT:1 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		reddish	densely ferrugineous-velutinous			0 to 0 cm	5 to 12 mm
Ligule	long, 15-40mm		densely ferrugineous-velutinous		2-lobed, lobes acute	15 to 50 mm	0 to 0 mm
Petiole			densely ferrugineous-velutinous			8 to 20 mm	0 to 0 mm
Leaf	velutinous				narrowly elliptic	13 to 28 cm	4 to 8 cm
...upper			densely ferrugineous-velutinous
...under			densely ferrugineous-velutinous
...base					cunate
...apex					shortly acuminate	0 to 0 mm
Inflorescence	terminal on a leafy stem.				ovoid	4 to 10 cm	2 to 4 cm
Bract	all bracts with foliaceous, reddish appendages, or apices of all bracts reflexed.	red	densely ferrugineous-velutinous	thick, coriaceous	broadly ovate	0.0 to 0.0 cm	0.0 to 0.0 cm
Appendage		red			deltate	0.0 to 0.0 cm	0.0 to 0.0 cm
Bracteole		red	densely ferrugineous-velutinous		boat shape	1.7 to 1.8 cm	0.0 to 0.0 cm
Flower		orange to yellowish orange				0 to 0 cm	0 to 0 cm
Calyx		pink	densely ferrugineous-velutinous			1.1 to 1.5 cm	0.0 to 0.0 cm
Corolla	tube 10 mm long	red	densely ferrugineous-velutinous		lobes narrowlyobovte	0.0 to 4.5 cm	0.0 to 0.0 cm
Labellum	small, tubular	aurantiacum?		conglutinous		0.0 to 3.5 cm	0.0 to 0.0 cm
Stamen	anther 7 mm long				apex round	0.0 to 1.8 cm	0.0 to 0.6 cm

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