Setaria vulpiseta (Lam.) Roem. & Schult.

• Region

  South America

• Country

  Brazil

• State/Province

  Maranhão

• County/Municipio

  Loreto Mun.

• Locality

  "Ilha de Balsas" region, between the Rios Balsas and Parnaíba. Near main house of Fazenda "Morros", about 35 km. south of Lorêto.

• Elevation

  Alt. 300 m. (984 ft.)

• Coordinates

  -7.38, -45.07

• Distribution

  Map all specimens of this taxon

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FLORA OF BRAZIL
STATE OF MARANHAO
Setaria.
(det* J.fi. Sir alien, 1964)
Municipio de Loreto: “Ilha de Balsas” region, between the Rios
Balsas and Parnaiba.	Near xjxfic main house of Fazenda
“Morros”, about 35 km. south of LORfiTO. Alt. ca. 300 m.
ca 7023 ’s., 45° 4 ’w.
Main vegetation types of region: (1) “chapada”, a semi-closed tree woodland (or
"cerradfio”) on flat tops & steep sides of plateaus, «k—and on
some areas of rolling or flat dry land; (2) “tabuleiro”, a seml-dosed woodland,
or "cerradfto”, of different physiognomy & species composition, on tops of hilly
or gently rolling land; (3) "mata”, a closed tropical forest of many tree species,
usually with palms, In flat stream valleys and In or alongside of brook ravines &
courses; (4) “caatlnga", a semi-open forest of few forest tree species on low
moist flat land and In narrow valleys between "tabulelro”-c6vered hills; (5) »“var-
J&o”, low moist flat land with scattered forest trees of one or a few species;
(6) “cocal”, thick groves of babacu palm on flat fiver plain of Bio Parnaiba and
some of Its tributary streams^y XRUvegetatlon types completely deciduous during
dry season. All brooks Intermittent. Annual ground flrea and cattle grazing In
all areas. Part of “tabulelro” cut over, forming treeless grassy areas; most'
“mata” and much “caatlnga” & “varj&o” cultivated or abandoned, forming dense
secondary vegetation of low trees Sc tall shrubs (“capoelra”); some areas of
“chapada" with dense secondary vegetation (“carrasco”). Upland soils grayish,
tan, or light reddish brown silt or silty clay, very stony on slopes; lowland soils
mostly reddish brown to black silt loam, silty clay loam or clay loam, without
stones. Country rock horizontal light brown sandstone, exposed only on tops
of morros and on cliffs along the Bio Parnaiba.
This habitat: side of brook ravine (now without water)
in gallery forest. Light brown fine sand.
Grass, all specimens of this number from one clump
19 April 1962
leg. George Eiten and Llene T. Eiten, no. 4334.
Distributed by the Instituto de Botànica, ato Paulo
00906178