Bactris fissifrons
Common Name 2
Ca-Újico, Chontilla, Cubarro, Huati-wi, Yachoro.
Location 2
Brazil; Colombia (Colombia (mainland)); Ecuador (Ecuador (mainland)); Peru.
This species has a wide distribution across the Western Amazon in Colombia (Amazonas, Putumayo, Vaupés), Ecuador (Napo, Sucumbíos), Peru (Loreto) and Brazil (western Amazonas)
Habitat Type 2
This species is reported from lowland forest in well-drained areas, especially on river terraces at 100-265 m asl (Henderson 2000).
References 2
Henderson, A. 2000. Bactris (Palmae) Flora Neotropica Monograph 79. The Organization for Flora Neotropica by The New York Botanical Garden Bronx, New York.
Loftus, C. 2013. Bactris fissifrons. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. . Downloaded on 27 February 2014.
http://www.palmweb.org/?q=cdm_dataportal/taxon/9c4cd336-3f64-4fb7-a874-89b97180572f
Description 2
Bactris fissifrons is diagnosed by its 2-5(-7), 13-15 cm long, to 5 mm diameter rachillae, and obovoid, elongate-rostrate, yellowish fruits that become purpleblack. On most specimens, the basal and apical pinnae are usually much wider than the others, and widely separated from them.
Stems cespitose, forming small clumps of up to 10 or more stems, 1.7-3 m tall, 1-3 cm diam.
Leaves 4-12; leaf spines somewhat clustered, black or dark brown, terete, to 4 cm long, moderate on lateral surfaces of sheath, dense on adaxial surfaces of petiole, usually absent from rachis; sheath 22-50 cm long; ocrea to 15 cm long, entire and persistent; petiole 28-44 cm long; rachis 0.4-1.1 m long; pinnae 2-3(-24) per side, irregularly arranged in clusters or almost regularly arranged, spreading in the same or slightly different planes, Iinear-lanceolate, with long, filamentous apex, the basal and apical pinnae usually much wider than the others and widely separated, with small spines on margins, with prominent veins adaxially; middle pinnae 33-58 x 2.5-10 cm.
Inflorescences interfoliar; peduncle 10-25 cm long, recurved, not spiny; prophyll 14-23 cm long; peduncular bract 22-35 cm long, striate abaxially, sparsely to moderately covered with black spines to 1.5 cm long; rachis 0-3.5 cm long; rachillae 2-5(-7),12-17 cm long, to 5 mm diam. in fruit; triads irregularly arranged among paired or solitary staminate flowers, the bracteoles prominent; staminate flowers 5.5-7.5 mm long, deciduous; sepal lobes 1.5-3 mm long; petals 5.5-6.5 mm long; stamens 6; pistillode absent; pistillate flowers to 7.5 mm long; calyx tubular, 3-5 mm long; corolla tubular, 3-5.5 mm long, minutely spinulose; fruits 2-3 x 1.5-2 cm, obovoid or pyriform, elongaterostrate, yellowish, becoming purple-black, glabrous or minutely spinulose at apex; mesocarp juicy; endocarp obovoid, the sterile pores displaced longitudinally, the fertile pore displaced latitudinally; endocarp fibers free, numerous, with juice sacs attached; fruiting perianth with irregularly lobed calyx and irregularly lobed, glabrous or minutely spinulose corolla, without staminodial ring.
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- (c) consci2014, all rights reserved
- (c) consci2014, some rights reserved (CC BY-SA)
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| Family | Arecaceae |
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