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Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Abrotanella (Gaudich.) Cass.

ABROTANELLA Cass., 1825

Capitula small, solitary or clustered (occ. only 2 together), sessile or on short scapes, heterogamous, discoid; phyll. few, in 2 series, subequal; receptacle nude. Anthers obtuse to pointed at base; style-arms of disk-florets short, truncate; pappus 0. Achenes 4-angled to terete or fusiform. Some 20 spp. of small ± mosslike glab. (or very nearly so) herbs with alt. entire lvs; of Fuegia, Falkland Is, Australia, Tasmania, N.Z. (these endemic).

Key

1
Capitula sessile, hidden, or nearly so, among lvs
2
Capitula on distinct scapes, not hidden
4
2
Capitula several, in small clusters, lvs of ovate order, achenes with 4 minute horns
6. rosulata
Capitula solitary, lvs not of ovate order, achenes not horned
3
3
Lvs 3-4 mm. long, achenes with 4 long setae
8. muscosa
Lvs 7-10 mm. long, achenes without setae
7 inconspicua
4
Scapes with solitary capitula
5
Scapes with several capitula (occ. only 2 together)
9
5
Achenes fusiform, extended into a slender beak
(see Incertae Sedis)
Achenes not fusiform, not beaked
6
6
Lf-apex obtuse, achenes smooth or obscurely ribbed
7
Lf-apex acute or subacute, achenes distinctly ribbed, at least on one face
8
7
Lvs, all or most, 1-1∙5 cm. long
2. caespitosa
Lvs, all or most, 3-7 cm. long
3. linearis
8
Plant densely tufted; lvs ∞, recurved
5. pusilla
Plant of laxer growth; lvs few, not recurved
4. filiformis
9
Lvs narrow-linear, up to 2 mm. wide; bracts much < lvs
3. linearis
Lvs not narrow-linear, up to 5 mm. wide; bracts ± = lvs
1. spathulata

Fls and fr. can be found from December to March.

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