Astrocaryum jauari
Mart.
Original
reference:
Hist. nat. palm. 2: 76 (1824)
Morphology:
Canopy palm. Stem solitary, to 20 m tall and 30 cm in diameter, armed with long black spines. Leaves forming a funnel shaped crown, erect and arching, neatly abscising, 4-6 m long; pinnae to 150 on each side, evenly spaced or grouped, spreading in different planes, the central ones to 110 cm long and 3.5 cm wide. Inflorescences erect, ca. 200 cm long; branches ca. 100, the proximal to 30 cm long, each usually with 5-7 female flowers on the basal part. Male flowers ca. 4 mm long. Female flowers 5-8 mm long including stigmas. Fruits obovoid, greyish green, turning yellow or orange at maturity, glabrous, 3-4 cm long.
Distribution:
Throughout most of the Amazon basin, in seasonally inundated areas along black-water rivers and lakes, where it tends to form rather large colonies.
Common
names:
Huiririma
–
Siona
(H. Balslev #4817
).
Oco-be-to
–
Siona
(H. Balslev #4817
).
Oko Bëto
–
Siona
(H.B. Pedersen #104017
).
Wiririma
–
(J.E. Lawesson #44380
and additional references).
Uses:
Dry endosperm contains ca. 32% oil, with a main component of lauric oil (44.2%); the palm heart is edible and used commercially at Barcelos on the Río Negro in Brazil
(Pedersen & Balslev 1990).
Fibres from A. jauari are of poor quality compared to those of A. chambira
(H. Balslev #4817).
Fruits are used as bait in fishing
(H.B. Pedersen #104017).
The endosperm is edible
(H.B. Pedersen #104017).
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