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NZ Plants
Hypolepis lactea
Family: Dennstaedtiaceae
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Frond
I MacDonald
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Frond upper surface, midrib (rachis) with leaflets
I MacDonald
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Young frond upper surface with hairs
L Jensen
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Young frond upper surface, rachis hair detail
L Jensen
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Young frond lower surface
L Jensen
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Young frond lower surface, rachis with glandular hairs
L Jensen
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Older frond upper surface, rachis with leaflelts
L Jensen
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Mature frond, upper surface
L Jensen
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Mature frond upper surface, leaflets with glandular hairs
L Jensen
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Leaflet with glandular hairs
L Jensen
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Frond lower surface, rachis and leaflets with sori
L Jensen
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Rachis, glandular hairs
L Jensen
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Leaflets, marginal flaps over sori with unopened sporangia
L Jensen
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Hypolepis lactea has a long-creeping horizontal stem (rhizome) bearing fronds with dark purple-red bristly hairs on the stalk (stipe) and midrib (rachis) and numerous colourless glandular hairs extending to the leaflets. Older fronds secrete a milky substance.
An endemic species found throughout New Zealand usually in swampy, open areas
Vegetative characteristics |
Fertile frond and sporangia |
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Plant form: creeping rhizome with fronds up to 900 mm in length |
Frond appearance: similar to sterile fronds |
Frond stalk, midrib: bristly and glandular hairs |
Sporangium location: lower frond surface |
Frond shape: ovate to triangular |
Sporangium position: leaflet margin |
Frond blade: 3-pinnate at base (divided up to 3x into leaflets or pinnae) |
Sporangia distribution: in groups (sori) |
Frond surface: bristly and glandular hairs |
Sorus shape: round to oval |
Leaflets: ovate, uneven margins; attached along leaflet base (adnate) |
Sorus covering: reflexed marginal flap |
