Triumfetta gonophora W.W. Thomas & McVaugh
Descripción
Arbor 4 m alta, 10 cm diametro, glabra; folia ovata, supra glabra, subtus venarum axillis basalium pilis caespitosis | mm longis instructa, basi rotundata, apice attenuate subcaudata, marginibus serratis; venatio palmata, venis majoribus 3-5; petioli tenues 2.5-5 cm longi; stipulae deciduae subulatae 4-5 mm longae; inflorescentia terminalis et axillaris, ramis 10-25-floris; pedicelli 8-10 mm longi, fructiferi 10-13 mm; gemma anthesis initio anguste ovoidea, 2.5-3.3cm longa; sepala lanceolata attenuate 4.1-4.5cm longa, 5-6mm lata, appendicibus 1.5-2 mm longis; petala sublinearia 8 mm longa, 1mm lata basi pilosa; gonophorum cylindricum, glandulis oblongis 1.3-1.5 mm longis basi acutis praeditum; urceolus subrigidus glaber, patens, lobulatus; stamina ca 20, glabra, 3-4cm longa; antherae (1.5-) 1.9-2 mm _longae; styli 3.5-4 cm longi; ovarium orbiculare, ad 2mm diametro, uncinato-spinulosum; fructus (immaturus) orbicularis, 4locularis, 6-8 mm diametro, spinis 100-120, spinulis inflexis, arcuatis.
Essentially late, the stems and petioles reddish, the flowers bright yellow; leaves 7.5-11 cm long, 3-4.5cm wide, ca 2.5 times as long as wide; marginal serrations shallow, 0.5-1.5 mm wide, the basal teeth bearing apical glands ca 0.5 mm diameter, the surfaces with scattered red glands; flowers mostly in terminal 2-3-flowered cymules that are repeatedly surpassed by the axillary branches of the inflorescence; bracts leaflike, greatly reduced; sepals fused at base, somewhat stellate-pubescent especially near the margins on the inner surface; ovary and fruit, including spines, hispid with stellate hairs in part, these matted between the spines; spines rigid subulate, conic at base, 1.5-2.5 mm long.A
Essentially late, the stems and petioles reddish, the flowers bright yellow; leaves 7.5-11 cm long, 3-4.5cm wide, ca 2.5 times as long as wide; marginal serrations shallow, 0.5-1.5 mm wide, the basal teeth bearing apical glands ca 0.5 mm diameter, the surfaces with scattered red glands; flowers mostly in terminal 2-3-flowered cymules that are repeatedly surpassed by the axillary branches of the inflorescence; bracts leaflike, greatly reduced; sepals fused at base, somewhat stellate-pubescent especially near the margins on the inner surface; ovary and fruit, including spines, hispid with stellate hairs in part, these matted between the spines; spines rigid subulate, conic at base, 1.5-2.5 mm long.A
Distribución
México (país) EndémicoB
Elevación
1000 – 2000 mB
Tipo de vegetación
Selva baja, Bosque de neblina/mesófilo, Bosque de otro tipoB
Categoría IUCN
No incluidaC
Categoría NOM-059-SEMARNAT-2010
No incluidaD