Beni
Basic information
Sample name: Beni

Sample aka: Alto Ivon

Reference: B. M. Boom. 1986. A forest inventory in Amazonian Bolivia. Biotropica 18(4):287-294 [ER 8]
Geography
Country: Bolivia

State: Vaca Diez


Coordinate: 11° 45' S, 66° 2' W
Coordinate basis: stated in text

Geography comments: The studysite is located in the Bolivian Departmen of Beni, Province of Vaca Diez, about 112 air km south of the town of Riberalta, along the Rio Ivon (11º 45'S, 66º 02'W). The particular plot of forest studied is located about 3 km south of the Chacobo Indian village of Alto Ivon along the trail going to the village of Nucleo (p. 287)

Environment
Habitat: tropical/subtropical moist broadleaf forest

Substrate: ground surface

MAT: 26.8

WMT: 28.1

CMT: 25.3

MAP: 1566.0

Dry months: 5

Habitat comments: "premontane moist tropical forest... Early June to early November constitutes a distincty dry period; the wettest period is from the latter half of December to early March" (p. 288)
JA: WMT and CMT measured off of graph of Brienen et al. 2005 showing data for Riberalta

Methods
Life forms: trees

Sites: 1

Site length: 1000

Site width: 10

Sampling methods: line transect

Sample size: 646 individuals

Years: 1984

Days: 30

Size min: 10

Basal area: 21.4844

Metadata
Sample number: 40

Contributor: John Alroy

Enterer: John Alroy

Created: 2013-01-25 16:26:31

Modified: 2014-07-17 05:11:31

Abundance distribution
93 species
31 singletons
total count 646
geometric series index: 185.4
Fisher's α: 29.792
geometric series k: 0.9524
Hurlbert's PIE: 0.9495
Shannon's H: 3.6358
Good's u: 0.9521
Each square represents a species. Square sizes are proportional to counts.
Register
Guatteria discolor1
Guatteria hyposericea3
Unonopsis floribunda4
Xylopia sp.6
Aspidosperma megalocarpon1
Apocynaceae indet.1
Didymopanax morototoni1
Jacaranda copaia2
Eriotheca globosa1
Cordia 'bicolor'1
Crepidospermum goudotianum6
Trattinnickia peruviana4
Cecropia ficifolia9
Cecropia sciadophylla15
Pourouma cecropiifolia6
"Pourouma cecropiaefolia"
Pourouma guianensis1
Hirtella lightioides4
Licania britteniana1
Licania octandra pallida14
Tovomita schomburgkii8
Combretum laxum5
Sloanea eichleri1
Sloanea aff. stipitata3
Aparisthmium cordatum1
Hevea brasiliensis5
Euphorbiaceae indet.1
Casearia javitensis1
Lindackeria paludosa2
Flacourtiaceae indet.5
Endlicheria macrophylla2
Mezilaurus itauba8
Nectandra sp.1
Eschweilera parvifolia1
Clathrotropis sp.1
Diplotropis purpurea15
Inga cf. ruiziana2
"Inga cf. ruziana"
Inga sp.1
Pterocarpus sp.1
Sclerolobium chrysophyllum7
Sclerolobium sp. 17
Sclerolobium sp. 23
Vataireopsis speciosa4
Bellucia aequiloba1
Bellucia grossularioides6
Henriettea cf. lasiostylis4
Miconia cf. nis1
Miconia holosericea3
Miconia klugii1
Miconia longispicata2
Miconia myriantha2
Miconia poeppigii1
Miconia cf. punctata3
Miconia pyrifolia1
Miconia splendens5
Brosimum acutifolium obovatum9
Brosimum guianense2
Brosimum lactescens9
Brosimum utile ovatifolium4
Clarisia ilicifolia2
Ficus nymphaeifolia2
"Ficus nymphaefolia"
Helicostylis tomentosa5
Perebea mollis1
Pseudolmedia laevis57
Pseudolmedia macrophylla40
Compsoneura sp.4
Iryanthera juruensis89
Iryanthera tessmannii32
Virola duckei4
Virola flexuosa1
Virola sebifera2
Eugenia sp.1
Myrtaceae indet. 12
Myrtaceae indet. 22
Astrocaryum aculeatum15
Euterpe precatoria53
Jessenia bataua6
Maximiliana maripa1
Oenocarpus mapora5
Scheelea princeps1
Socratea exorrhiza46
Amaioua guianensis9
Calycophyllum acreanum4
Capirona decorticans1
Palicourea grandifolia1
Talisia sp.7
Micropholis guyanensis8
Theobroma speciosum3
Apeiba echinata3
Lucheopsis schultesii1
Qualea paraensis2
Vochysia vismiifolia13
Tree indet. 11
Tree indet. 22