Stipe 35 cm, the base covered with spreading red-brown hairs 25-40 mm long, with an under-coat of short pale flaccid hairs; upper part of stipe and lower surface of main rachis more sparsely clothed with similar but shorter red-brown hairs and short flaccid pale ones; longest pinnae 60 cm long, rachis dark brown, its lower surface bearing rather sparse spreading reddish hairs and a more or less abraded cover of short flaccid pale hairs; pinnules to 150 mm long (on type not over 80 mm), costules of tertiary leaflets 4-5 mm apart, hairs on lower surface of costae and costules mostly pale, some flaccid and some spreading; tertiary leaflets to 20 mm long, fertile ones lobed almost to costule, basal lobes of largest fertile leaflets having a bluntly-toothed sterile lobule exceeding the fertile one, sterile tertiary leaflets less deeply lobed than fertile, lobes mostly with pinnately arranged veins and bluntly toothed edges.
Home