Weinmannia neblinensis Maguire & Steyerm.
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Authority
Maguire, Bassett. 1989. The Botany of the Guayana Highland- Part XIII. Mem. New York Bot. Gard. 51: 1-127.
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Family
Cunoniaceae
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Scientific Name
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Description
Latin Diagnosis - Arbor 6-10-metralis, ramulis dense tomentellis;foliis discoloribus imparipinnatis 3-4-jugismajoribus 5-7 cm longis; rhachidi inter folia alatadense tomentella, alis anguste ellipticis 3 m mlatis supra praeter costam mediam tomentellamglabris subtus velutinis; foliolis planis terminalibusquam lateralibus longioribus, lateralibusoblongis apice rotundatis basi acutis 2-3 cm longis,7-15 mm latis, terminalibus obovatis apicerotundatis, basi manifeste cuneatis 2-4 cm longis,12-18 mm latis, supra praeter costam mediamnervosque laterales tomentellos glabris,subtus velutinis praesertim costa media nervislateralibusque magis pubescentibus pilis patentibusinstmctis, nervis lateralibus utroque latere7-8, marginibus planis utroque latere 5-8-crenatis; inflorescentiis folia paullo superantibus 6-7,5 cm; floribus in fasciculis densis pedicellatis,pedicellis 0,8-1 mm longis pilosulis; bracteisovatis 1 mm longis pilosulis; sepalis ovatis subacutis1 mm longis minute pilosulis; petalis subovatis
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Discussion
Type. Venezuela. Territorio Federal Amazonas: Cerro de la Neblina, W escarpment slopes of Cafion Grande, E of Cumbre Camp, 1200-2200 m alt., 25 Nov 1957, Bassett Maguire, John J. Wurdack & Celia K. Maguire 42226 (holotype N Y )
Weinmannia neblinensis diflfers from other known species of the genus in a combination of imparipinnately compound, 7-9-foliolate, discolored leaves with winged rachis, terminal leaflet longer than the lateral ones, tomentellous stems, petioles leaf rachis and peduncles, pubescent ovary, bracteoles and sepals, and velutinous lower surface ofthe plane leaflets, in contrast to the upper surface of which only the midrib and lateral nerves are pubescent.