You are here
Annonaceae
Hexalobus salicifolius Engl.
Nomenclature
-
Tribe: MonodoreaeGenus: Hexalobus
Media
SUMMARY
Evergreen tree of up to 35 m tall; dbh trunk up to 1 m, deeply channelled, (giving it the appearance of a bundle of columns); bark c. 6 mm thick, longitudinally fissured, peeling of in narrow, long papery flakes, brown to grey, quickly turning orange-brown when cut; twigs, leaves and petioles densely hairy when young. Leaves: petiole 1-3 mm long, 1-1.7 mm in diam., sparsely covered with appressed, brown hairs; leaf blade narrowly elliptic to ovate or obovate, 5-10 cm long, 1.5-3.5 cm wide, apex acuminate with a blunt tip, base cuneate, coriaceous, upper surface often greyish, glabrous, lower surface brown when dry, sparsely covered with appressed, light brown hairs c. 0.2 mm long; midrib usually covered with small, erect, white hairs above, covered with appressed, light brown hairs below; secondary veins 5-12 pairs, indistinct or distinct above, below distinct, at angles of 50-60º with the midrib; tertiary venation indistinct. Flowers 1-3 together on short shoots, fragrant; flower stalk 8-15 mm long; the part of the flower stalk below the articulation 3-7 mm long, c. 1 mm in diam., in fruit 2-2.8 mm in diam., often bearing 1 or 2 vegetative shoots; bracts 5-6, c. 5 mm long, 3 mm wide; the part of the flower stalk above the articulation curved, in flower 5-8 mm long, 1.5-1.8 mm in diam. and densely covered with appressed, rusty-brown hairs, in fruit 8-10 mm long, 2.1-3 mm in diam. and glabrous; buds ovoid to more or less globose, c. 7 mm in diam.; sepals 7-11 mm long, 4-7 mm wide, outside covered with rusty-brown, 0.1-0.8 mm long hairs, inside densely covered with curly hairs, basal part of sepal sparsely hairy or glabrous; corolla cream to yellow, basal rim dark purple, tube 2-4 mm long, lobes narrowly lanceolate, 17-30 mm long, 4-8 mm wide, rounded at apex, outer side with appressed, light-coloured, 0.1-0.8 mm long hairs, apical hairs shorter than basal ones, inside covered with appressed, c. 0.1 mm long hairs, base glabrous or sparsely covered with curly, fine, white, c. 1 mm long hairs; stamens numerous, narrowly obtriangular, c. 2 mm long, c. 0.5 mm wide, connective appendage flattened, slightly convex; carpels 3-4, 2-2.5 mm long, 1-1.5 mm wide, densely hairy; stigmas attached to the top of the ovary often bending in horizontal position, 1.2-2 mm long, 1.2-1.5 mm wide, divided in two lobes with the edges coiled inwards, hairy except on the inner and upper side. Monocarps 2-4, subsessile, ovoid to oblong, 6-9.3 mm long, 4-5.5 cm in diam., verrucose, densely covered with velutinous, rusty-brown, c. 0.1 mm hairs; seeds c. 12-15, biseriate, ellipsoid, slightly flattened, 22-31 mm long, 11–18 mm wide, 7-12 mm thick, light to dark brown, dull to shiny, raphe raised