Bactris hatschbachii Noblick ex A.J.Hend., Fl. Neotrop. Monogr. 79: 87 (2000)

Primary tabs

no image available

Distribution

Map uses TDWG level 3 distributions (http://www.nhm.ac.uk/hosted_sites/tdwg/geogrphy.html)
Brazil Southpresent (World Checklist of Arecaceae)B
Brazil Southeastpresent (World Checklist of Arecaceae)B
Brazil (Paraná, São Paulo); lowland rain forest at low elevations. (Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000)A

Discussion

Common Name

Description

  • Stems cespitose and forming large clumps, 2.5-5m tall, 2.5- 5 cm diam., spiny on internodes.
    Leaves number unknown; leaf spines somewhat clustered, black, terete, to 4 cm long, on lateral surfaces of sheath and petiole, fewer on abaxial surface of rachis; sheath to 40 cm long; oerea not seen; petiole to 16 cm long; rachis to 1.6 m long; pinnae numerous, irregularly arranged, spreading in more or less the same plane, linear, spinulose along the margins, whitish tomentose and setose abaxially; middle pinnae to 50 x 2 cm.
    Inflorescences interfoliar; peduncle to 20 cm long, recurved, sparsely spiny; prophyll 15- 17 cm long; peduncular bract 25-30 cm long, densely covered with appressed, black spines to 1 cm long; rachis 2 cm long; rachillae ca. 14, to 8 cm long; Triads irregularly arranged among paired or solitary staminate flowers; staminate flowers not seen; pistillate flowers to 6 mm long; calyx copular, 3 mm long; corolla tubular, 6 mm long, spinulose; staminodes 6, linear, or absent; fruits ca. 2 cm diam., depressed-globose, purple-black, densely covered with 1.5 mm long, curved. Bulbousbased spines, these whitish at the base and black at the tip; mesocarp not seen; endocarp depressed-globose,the sterile pores slightly displaced longitudinally; fruiting perianth with minute calyx and spinulose, lobed corolla, without staminodial ring. (Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000)A

Materials Examined

  • BRAZIL. PARANÁ: Mun. Guaraquecaba , Serrinha, 2 Jun 1967, Hatschbach 16509 (F. US); Mun. Antonina Pinheirinho, 29 Nov 1983, Hatschbach 47145 (MBM).
    SAO PAULO: Periube, Estacão Ecológia Juréia-Itatins. 23 Jun 1994. Melo et al. 1091 (SP). 29 Jul 1992, Rossi et al. 1065 (SP); Sete Barras, Fazenda lntervales. Saibadela, 6 Ju1 1992, Pardini et al. 77 (SPF, NY) (Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000)A