Tepuianthus sarisarinamensis Maguire & Steyerm.
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Authority
Maguire, Bassett. 1978. The botany of the Guayana Highland--part XI. Mem. New York Bot. Gard. 32: 1-391.
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Family
Tepuianthaceae
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Scientific Name
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Description
Latin Diagnosis - Arbor 3-5-metralis, ramosa, ramulis ad apices dense sericeo-tomentosis; foliis plerumque alternis apicem versus aggregatis petiolatis, laminis adscendentibus vel erectis coriaceis supra nitidis glabris subtus brunneo-stramineis vel griseoluteis, superficiei nervatione venationeque per indumentum sericeum occulta, oblanceolatis apice rotundatis haud vel paullo emarginatis haud vel vix mucronulatis basi acutis vel subacutis 2.0-2.5 cm longis 1.0-1.3 cm latis (2.5-)3-5 plo longioribus quam latioribus, costa media supra sulcatis subtus manifeste elevata 0.8-1.0 mm lata dense tomentelloso-sericea piHs stramineo-brunneis instructa, nervis lateralibus supra utroque latere 27-30 subelevatis 1.0-1.5 mm remotis, cum venulis tertiariis elevatis minute areolatis, nervis venuHsque subtus haud vel vix manifestis; petiolis 4-7 mm longis dense tomentello-sericeis; inflorescentia cernua vel patenti laxe 1-3-floris, pedunculis 2-3 umbellatim dispositis terminalibus vel in axillas supremas foliorum 7-15 mm longis griseis dense tomentellosericeis, pedicelHs 2-4 mm longis dense tomentello-sericeis pilis griseo-stramineis obtectis apicem versus paulio dilatatis; sepalis late ovatis obtusis 3.2-4.0 mm longis 2.0-2.8 mm latis extus dense tomentelio-sericeis intus glabris; petaHs glabris obovatis rotundatis 3.5-5.0 mm longis supra medium 2.0-2.5 mm latis infra medium late unguiculatis 1.0-1.2 mm longis 0.3-0.4 mm latis; disco annuliformi cum 5 glandulis brevissimis discretis sinuato-vermicularibus pubescentibus; staminibus 12-15, antheris suborbiculari-oblongis vel late oblongis 0.5-0.7 mm longis 0.4-0.5 mm latis connectivo apice appendice minute rotundato integro instructo, filamentis subinaequalibus 2-3 mm longis; stylis non visis; ovario per tomentum densum occulto.