 Photo# 11774 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11775 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11776 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11777 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11778 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11779 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11780 Specimen# R0 Costus aff. spiralis by Michael Pascall
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 Photo# 11886 Specimen# R1756 Costus spiralis From cultivated,
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 Photo# 11898 Specimen# R0 Costus spiralis at Tom Wood Nursery William Roscoe print
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 Photo# 11888 Specimen# R0 Costus aff. spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11889 Specimen# R0 Costus aff. spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11890 Specimen# R0 Costus aff. spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11891 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11892 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11893 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11894 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11895 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 11896 Specimen# R0 Costus spiralis at Wilson Botanical Garden, Costa Rica
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 Photo# 12827 Specimen# R0 Costus spiralis pink form at Lyon Arboretum, Oahu, Hawaii
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 Photo# 12828 Specimen# R0 Costus spiralis pink form at Lyon Arboretum, Oahu, Hawaii
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 Photo# 12829 Specimen# R0 Costus spiralis pink form at Lyon Arboretum, Oahu, Hawaii ligules
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 Photo# 12830 Specimen# R0 Costus spiralis var. spiralis pink form at Waimea Audubon Center, Oahu, Hawaii #75P320
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 Photo# 12831 Specimen# R0 Costus spiralis var. spiralis pink form at Waimea Audubon Center, Oahu, Hawaii #75P320
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 Photo# 12832 Specimen# R0 Costus spiralis var. spiralis pink form at Waimea Audubon Center, Oahu, Hawaii #75P320 Karen photographing
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 Photo# 17237 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17238 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17239 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17240 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17241 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17242 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17243 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17244 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17245 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17246 Specimen# R0 Costus spiralis basal flowering form at Cristalino, Mato Grosso, Brazil
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 Photo# 17247 Specimen# R0 Costus spiralis at Santa Maria de Boyaca, Colombia
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 Photo# 17248 Specimen# R0 Costus spiralis at Santa Maria de Boyaca, Colombia
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 Photo# 17249 Specimen# R0 Costus spiralis at Santa Maria de Boyaca, Colombia
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 Photo# 17250 Specimen# R0 Costus spiralis at Santa Maria de Boyaca, Colombia
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 Photo# 17365 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17366 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17367 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17368 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17369 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17370 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17371 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17372 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17373 Specimen# R3252 Costus spiralis From Brazil, Mato Grosso
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 Photo# 17408 Specimen# R3302 Costus spiralis From Brazil, Espirito Santo
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 Photo# 17409 Specimen# R3302 Costus spiralis From Brazil, Espirito Santo
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 Photo# 17410 Specimen# R3302 Costus spiralis From Brazil, Espirito Santo
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 Photo# 17411 Specimen# R3302 Costus spiralis From Brazil, Espirito Santo
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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 |
|
| densely brownish strigose
|
|
| 0 to 0 cm | 0 to 0 cm |
Sheath | Flowering stems 25-70 cm tall, sheaths truncate, 1.5-6 cm long, .5 to 2 cm wide.glabrous.
|
| glabrescent
| | | 0 to 0 cm | 5 to 20 mm |
Ligule | short, 1-15 mm
| | glabrous or villose toward margins
| | truncate
| 2 to 10 mm | 0 to 0 mm |
Petiole |
|
| glabrous to villose
| |
| 2 to 17 mm | 0 to 0 mm |
Leaf |
| | |
| narrowly elliptic | 8 to 43 cm | 5 to 14 cm |
...upper | |
| glabrous to densely villose
|
|
|
|
|
...under | |
| glabrous to densely villose
| | | | |
...base | |
| |
| cunate to rounded
| |
|
...apex | | | | | shortly acuminate
| 0 to 0 mm | |
Inflorescence | terminal on a leafy stem.
| |
|
| ovoid, obtuse
| 4 to 11 cm | 2 to 5 cm |
Bract | Margins ofcovered part often dilacerating into fibers, but rarely so on the exposed parts, callus 5-10 mm long, green to yellowish green. | exposed part red
| glabrous, rarely appressed puberulous
| thick, coriaceous
| broadly ovate, obtuse or acute at the apex | 2.0 to 4.0 cm | 2.5 to 4.5 cm |
Appendage | none | |
|
| | 0.0 to 0.0 cm | 0.0 to 0.0 cm |
Bracteole |
| purplish red
| glaborous to sparsely puberulous
| | boat shape
| 1.5 to 2.9 cm | 0.0 to 0.0 cm |
Flower | | pinkish red | |
|
| 0 to 0 cm | 0 to 0 cm |
Calyx | 6-15 mm long | purplish red | glaborous to sparsely puberulous
|
| lobes shallowly triangular to deltate
| 0.7 to 1.2 cm | 0.0 to 0.0 cm |
Corolla | tube 10 mm | pinkish red to salmon red | glabrous
|
| lobes narrowly obovate-elliptic
| 4.5 to 6.0 cm | 0.0 to 0.0 cm |
Labellum | Inner side nearapex yellowish, lateral lobes rolled inwards and forming a slender tube 7-10 mm in diam, apex slightly irregularly crenulate.
| pinkish red to salmon red
|
|
| oblong-obovate when spread
| 2.5 to 3.0 cm | 2.0 to 2.5 cm |
Stamen | apex emarginate or acute, anther 7-9 mm long
| red |
| | narrowly elliptic
| 2.5 to 3.0 cm | 0.5 to 1.0 cm |