Aeschynomene marginata Benth.

• Region

  South America

• Country

  Brazil

• State/Province

  Maranhão

• County/Municipio

  Lorêto Mun.

• Locality

  "Ilha de Balsas" region, between the Rios Balsas and Parnaíba. About 25 km south of Lorêto. About 350 meters N of main house of Fazenda Santa Rita on trail to Faz. Trabalhosa.

• Elevation

  Alt. 300 m. (984 ft.)

• Coordinates

  -7.283, -45.125

• Distribution

  Map all specimens of this taxon

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FLORA OF BRAZIL
STATE OF MARANHÀO
Municipio de Loreto: “Ilha de Balsas” region, between the
Rios Balsas and Parnaiba. About 25 km south of LORETO.
ca.7017 ’S., 45° 7-8^W- About 350 meters N of toaiaehouse of
Fazenda Santa Rita on trail to Fez* Trabalhosa.
Main vegetation types oi region: (1) "chapada”, a semi-closed tree woodland (or
“cerrad&o”) on flat tops & steep sides of plateaus,	and on
some areas of rolling or flat dry land; (2) "tabulelro”, a seml-closed woodland,
or “cerrad&o”, of different physiognomy & species composttMm, 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”-covered hills; (5) "var-
jSo", low moist flat land with scattered forest trees of one or a few species;
(6) “cocal”, thick groves of babagu palm on flat river plain of Bio Parnaiba and
some of its tributary streams./^! ¿JlUvegetatlon types completely deciduous during
dry season. All brooks Intermittent. Annual ground fires and cattle grazing in
aU areas. Fart 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 & 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 slop«s; 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: "chapada1* fcf tall tree». Alt. ¿tefit-300 m,
* 17 April 1962	‘
Ratals golden-yellow with red veins.
leg. George Eiten and Liene T. Eiten, no. 41°0
Distributed, by the Instituto de Botánica, S&o Paulo
00982169