Prestoea pubigera (Griseb. & H.Wendl.) Hook.f., Rep. Progr. Condition Roy. Bot. Gard. Kew 1882: 56 (1884)

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Distribution

Map uses TDWG level 3 distributions (http://www.nhm.ac.uk/hosted_sites/tdwg/geogrphy.html)
Trinidad-Tobagopresent (World Checklist of Arecaceae)B
Venezuelapresent (World Checklist of Arecaceae)B
Northern Range of Trinidad and the Peninsula de Paria of Sucre, Venezuela; ridges and steep slopes in cloud forest at 700-1300 m. (Gloria Galeano & A. Henderson, Flora Neotropica Monograph 72)A

Discussion

Common Name

Uses

Description

  • Stems solitary, erect or leaning, 3-4(-8) m tall, 3-3.5 cm diam.
    Leaves 8-9, spreading; sheath open and forming a partial crownshaft, 27-50 cm long including in a short ligule, yellowish green; petiole 20-73 cm long, petiole and rachis densely covered, especially abaxially, with woolly, brown tomentum, glabrescent; rachis 45-80 cm long; pinnae 5-7 per side, regularly spaced and spreading in the same plane, the basal ones linear, aristate, the apical ones completely or irregularly non-splitting, or the blade simple, deeply bifid at the apex, punctations present abaxially, with very prominent veins, especially adaxially, ramenta usually present on abaxial surface on midvein; basal pinnae 45-47 x 1-2 cm.
    Inflorescences corymbose, infrafoliar, becoming horizontal at anthesis; peduncle 8-22 cm long, 0.5-1.5 cm diam. at peduncular bract scar, dorsiventrally compressed, swollen at point of peduncle insertion, the peduncle and rachis densely covered with woolly, reddish brown tomentum, glabrescent; prophyll 10-15 cm long, 2-4 cm diam.; peduncular bract 20-85 cm long including a 1-2 cm long umbo, 1-7 cm diam., inserted approximately halfway up the peduncle, densely covered abaxially with appressed brown scales; rachis 8-30 cm long; rachillae 17-60, 12-37 cm long distally, to 8 cm long proximally, 1-3 mm diam. at anthesis, arranged all the way round rachis, swollen at the base, sparsely covered with 0.2 mm long, flexuous, mostly simple, deciduous brown or black hairs; flowers in triads proximally, paired or staminate distally, cream-colored; triad bracteole rounded; first flower bracteole small, rounded, second and third flower bracteoles ± equal, rounded, scarcely apiculate, 0.4 mm long; staminate flowers 3.5-4 mm long, sessile; sepals shallowly triangular, ± connate basally and only briefly imbricate, 1- 1.5 mm long, gibbous, not ciliate; petals obovate, 3- 3.5 mm long; stamens arranged round a very short receptacle; filaments 1.5 mm long, lanceolate, flattened; anthers 1.5 mm long; pistillode 2-2.5 mm long, briefly trifid at the apex, longer than the stamens; pistillate flowers 2 mm long; sepals very widely ovate, 1.5 mm long, fleshy, not or minutely ciliate; petals very widely ovate, 1.5-2 mm long; staminodes digitate; stigmas reflexed at anthesis.
    Fruits globose, 0.8-1.2 cm diam., the stigmatic remains subapical to lateral; epicarp black, minutely and sparsely tuberculate; seeds globose; endosperm ruminate; eophyll bifid. (Gloria Galeano & A. Henderson, Flora Neotropica Monograph 72)A

Materials Examined

  • TRINIDAD. Mount Tocuche. 3-5 Apr 1920, Britton et al. 1234 (K, NY, TRIN); Heights of Aripo, 16 Mar 1921, Britton & Freeman 2361 (BH, NY); 16 Mar 1921, Britton 9733 (TRIN); 10-26 Jan 1922, Broadway 9853 (BH, K, NY, TRIN); 2 May 1946, Millar 3 (BH); Blanchisseuse Rd., Hambersley's Trace, off 10 mi post, 19 Feb 1926, Broadway 5964 (K, MO); 30 Apr 1926, Broadway 6190 (K); 23 Mar 1928, Broadway 6854 (MO); Textel Cut Line nr. Morne Bleu, 20 Jan 1981, Cock et al. 95 (TRIN); Northern Range, Blanchisseuse Rd., nr. Textel Sta., 600 m, 18 Aug 1991 , Henderson & Coelho 1623 (NY, TRIN); Tocuehe, 21 Jun 1907, Leeslie s.n. (TRIN); Grand Acupa Mountain, ca. 800 m, 19 Aug 1963, Wessels Boer 1634 (NY).
    VENEZUELA. SUCRE: Peninsula de Paria, Dist. Marino. between Manaea and Los Poeitos de Santa Isabel, 25 km NW of Irapa, W of Cerro Humo, 10°40'N, 62°38'W, 700-900 m, 9-10 Jul 1972, Dumonl et al. VE-7506 (NY); Peninsula de Paria, Cerro Patao, N of Puerto de Hierro, NE of Güiria, 1020 m, 19 Jul 1962, Steyermark & Agostini 91068 (BH, NY); Peninsula de Paria, Cerro de Humo, NE of Irapa, 1060-1273 m, 1 Mar 1966, Steyermark 94803 (BH); 2 Mar 1966, J. Steyermark 94894 (BH); 3 Mar 1966, Steyermark 94953 (BH, NY); Peninsula de Paria, Cerro Espejo between Manaeal and Pauki, 750-8850 m, 6 Aug 1966, Steyermark & Rabe 96087 (BH); Peninsula de Paria, Cerro de Río Arriba, nr. Los Positos, W of Cerro de Humo, 700 m, 11 Aug 1966, Steyermark & Robe 96356 (BH); 10-12 Aug 1966, Steyermark & Robe 96390 (BH, NY); Peninsula de Paria, headwaters of Rio Cumami, SW of Cerro Humo, nr. Manacal, 15 km NW of Irapa, 10°41'N, 62°39'W, 29 Nov 1979, Steyermnrk & Liesner 120631 (MO); 29 Nov 1979 Steyermark & Liesner 120676 (NY); Dist. Mariño and Dist. Arismendi, Peninsula de Paria, trail between Río Tacarigua and slopes E of Cerro Humo, descending to Las Melenas, 10°41-42'N, 62°36-37'W, 760-1000 m, 24 Feb 1980, Steyermark et al. 121744 (MO, NY). (Gloria Galeano & A. Henderson, Flora Neotropica Monograph 72)A