Myosotis pygmaea

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Species

Myosotis pygmaea

Etymology

Myosotis: mouse-eared
pygmaea: tiny

Common Name(s)

pygmy forget-me-not

Current Threat Status

2012 - At Risk - Declining

Previous Threat Status

2009 - At Risk - Declining
2004 - Serious Decline

Qualifiers

2012 - Sp
2009 - Sp

Authority

Myosotis pygmaea Colenso

Qualifiers

Sp

Family

Boraginaceae

Brief Description

Ground hugging rosette herb in 1cm to several cm clumps. Lateral branched few to many, prostrate, up to 9cm long. Leaves oval to spoon-shaped; upper surface hairy except towards base, lower surface almost hairless. Leaf hairs stiff and spreading. Flowers white to cream, 3mm diameter.

Flora Category

Vascular - Native

Synonyms

Myosotis ramificata G.Simpson; Myosotis pygmaea Colenso var. pygmaea

Distribution

North Island south from the Coromandel Peninsula (a small islet near Coromandel Harbour), including Hawke's Bay, Castlepoint, South Taranaki Coast and near Cape Palliser. South Island, south from Nelson, mainly east of main divide.

Habitat

Open coastal habitats to upland grassland, herbfield, open rocky, sandy places and stream sides. Sea level to 1200m altitude.

Similar Taxa

Myosotis brevis. Myosotis pygmaea has larger flowers than Myosotis brevis.

Flowering

(August-) September to December (however sporadic flowering may occur throughout the year)

Main Flower Colour

White

Other Flower Colour

Cream

Fruiting

September to January (however fruits may be found throughout the year)

Propagation Technique

Easily grown from fresh seed. However, plants are short-lived and prone to fungal diseases in humid climates.

Threats

The main threat throughout this species range is loss of habitat, caused by land development, weed invasion and coastal erosion.

Chromosome No.

2n = 44

Endemic Taxon

Yes

Endemic Genus

No

Endemic Family

No

Where To Buy

Not commercially available.

Notes on taxonomy

The autonym Myosotis pygmaea var. pygmaea became unnecessary when de Lange & Barkla elevated the other varieties of M. pygmaea to species rank in de Lange et al. (2010).

References and further reading

Allan, H.H. 1961: Flora of New Zealand. Vol. I. Government Printer, Wellington.

de Lange, P.J.; Heenan, P.B.; Norton, D.A.; Rolfe, J.R.; Sawyer, J.W.D. 2010: Threatened Plants of New Zealand. Canterbury University Press, Christchurch.     

This page last updated on 17 Apr 2014

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