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NZ Plants

Blechnum molle - mokimoki, mukimuki

Hard fern family: Blechnaceae

Blechnum molle is a small fern bearing prostrate sterile fronds with short, broad leaflets. The fertile fronds are erect with widely-spaced, narrow lateral leaflets and a terminal leaflet less than 1/8 the length of the entire frond.
An endemic fern occurring in local populations in the Kermadec Islands and in the central North Island.
Formerly known as Doodia mollis.

Vegetative characteristics

Fertile frond and sporangia

Plant form: an erect stem bearing stiff, harsh fronds up to 260 mm long

Frond appearance:  narrower and longer than sterile fronds and with more narrow, linear leaflets

Frond stalk, midrib: scales present on frond stalk (stipe); fine hairs present on midrib (rachis)

Sporangium location: on lower frond surface

Frond shape: narrowly elliptic to linear

Sporangium position: leaflet margin

Frond blade: pinnate (divided 1 x into leaflets or pinnae)

Sporangium distribution: in groups (sori)

Frond surface:leathery,  fine hairs

Sorus shape: linear, often running together

Leaflets: lobed at base; oblong shape, bluntly pointed; lower and middle ones stalked, the upper attached along their base (adnate);

Sorus covering: linear covering (indusium) opening toward midrib