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Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Haloragis J.R.Forst. & G.Forst.

HALORAGIS J. R. et G. Forst., 1776

Fls hermaphrodite, often strongly protandrous (? unisexual), axillary, solitary or in clusters, subtended by bracteoles and lfy bracts. Calyx-lobes 4-2, free; petals 4-2, cucullate; stamens caducous, 4, or 8 in two whorls, filaments short, anthers broad-linear; ovary 4- to 1-celled, styles 4-2, short, stigmas papillose or plumose; fr. small, ind., often winged or ribbed, sts woody, crowned by persistent calyx-lobes. Us. perennial herbs, sts partly woody; lvs opp. or alt. orbicular to lanceolate, entire, toothed, or lobed. About 70 spp.; Southern Hemisphere and extending to S. E. Asia; in N.Z. on banks and disturbed areas, gumlands and peat. Of the 7 N.Z. spp. probably all but one are endemic.

Key

1
Frs in axillary clusters, 4-loculed; stems 4-angled, lvs c. 20-80 mm. long
Sect. Pleianthus 2
Frs singly in axils, 1-loculed; stems only obscurely angled, lvs < 20 mm. long
Sect. Monanthus 4
2
Lvs leathery, oval, c. 20 mm. long, stems finely puberulous throughout; sepals > half fr. length
3. cartilaginea
Lvs membr., elliptic-lanceolate, 20-80 mm. long, stems glab. or with hairs only when young, persisting longest on angles; sepals < half fr. length
3
3
Lvs scabrid; minute hairs on young stems
1. erecta
Lvs smooth; hairs quite absent
2. colensoi
4
Plant glab.; fr. 0·5 mm. long, drooping
4. micrantha
Plant hairy; fr. > 1 mm. long, erect
5
5
Hairs soft; fr. c. 2 mm. long, 4-angled, us. glossy; stigmas drooping between calyx-lobes; extensive branching underground stems
5. depressa
Hairs stiff; fr. not > 1·5 mm. long, 8-angled, minutely papillose, stigmas erect; stems only rarely underground
6
6
Fr. ovoid, rugose on faces, some hairs persisting on ridges, us. pale; plant erect or ascending
6. incana
Fr. almost cylindrical, not rugose, without hairs, often dark coloured; plant procumbent
7. procumbens
Fig. 11. HALORAGIS. Fruits (H. colensoi after Skottsberg, Fig. 17h.). © All rights reserved. [Image: 4X0T]
Fig. 11. HALORAGIS. Fruits (H. colensoi after Skottsberg, Fig. 17h.) © All rights reserved. [Image: 4X0T]
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