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sp. Jeh977
- arundinacea
- ligulata
- peruviana
- polygonoides
- sp.
- sp. Jeh1791
- sp. Jeh977
- sp.jeh2718

Collection Details

Species: Isachne sp. Jeh977

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Poaceae Isachne sp. Jeh977
J. E. Householder 2363

Collection Date: 5 March 2013
Determined By: J. E. Householder
Determination Date: 16 December 2013
Institution: INPA

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Collection Data
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Locality

Continent: South America

Country: Brazil

Region: Amazonas

Subregion: Barcelos

Closest Town: Barcelos

Locality Description: Rio Aracá, northern tributary of Rio Negro.

DD Latitude: -0.10673

DD Longitude: -63.3911

Coordinate uncertainty: 1000 m

Min. Elevation: 50 m

Habitat

Habitat Description: Headwaters region along igarapé (channel) dominated by Mauritia flexuosa. The channel drains a large flooded savana region about 4km upstream. Hydrology ranges from moderately flowing stream channel to stagnant pool with ~50cm of standing water. Water black, free of sediment.

Soil Description: Substrate composed of two to three meters of root mass, mainly comprised of dead Mauritia flexuosa root. Underlain by very fine, white sand that covers entire region.

Habitat: Aguajal

Botanical Data

Plant Notes: Herb. Juveniles often completely submerged. Flowers when emergent. Common in shallow water in sunny places.

Habit: Herb

Other Data

Research Site: Rio Aracá

Project: Aguajal Project

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