Buddleja hatschbachii
Buddleja hatschbachii is a rare species found only in the wet ravines and rock slopes flanking the east side of the planalto of southern Brazil. The species was first described and named by Norman and Smith in 1976. Description
Buddleja hatschbachii is a hermaphroditic subshrub 1 m high with brownish bark. The young branches are quadrangular, and covered with a whitish tomentum, bearing sessile  lanceolate leaves 10 – 16 cm long by 2.5 – 4.5 cm wide, membranaceous, glabrescent above, and lanose below. The cream or white inflorescence is 10 – 20 cm long. The sessile perfect flowers occur in pairs of cymes, each with 3 – 12 flowers, borne in the axils of the reduced leaves or bracts. The tubular corolla is 15 – 20 mm long. Cultivation
The shrub is not known to be in cultivation. References

hatschbachii
Flora of Brazil
Flora of Southern America