Class
Family
Genus
Classification
Nomenclature
Scientific Name:
Gentianella lineata (Kirk) T.N.Ho & S.W.Liu, 23: 63 (1993)
Synonymy:
- ≡ Gentiana lineata Kirk, Trans. New Zealand Inst. 27: 334, t. 27 (1895)
- ≡ Chionogentias lineata (Kirk) L.G.Adams, Austral. Syst. Bot. 8: 977 (1995)
- = Gentiana verecunda G.Simpson, Trans. Roy. Soc. New Zealand 79: 425 (1952)
Description
Plants polycarpic, height in flower (30–)70–100(–180) mm. Caudex branched, stolons absent or present. Root much branched. Flowering stems terminal and lateral, 1–10(–18) per plant, largest flowering stem 0.9–1.0 mm diam. at base, c. 0.5 mm diam. when dry, stems tinted purple-black, lateral flowering stems erect or decumbent, flowering stem leaves 0–1 pairs per stem, lowest pedicels from near base of flowering stem to near apex of flowering stem. Rosette of leaves absent or present and distinct from flowering stem leaves, basal leaves narrowly elliptic or elliptic, leaf apex acute, 11–16 mm long, 1.2–3.0 mm wide, green or tinted crimson below or tinted purple-black, flat, not recurved; petiole indistinct to distinct, 4.5–10.4 mm long, 0.5–0.8 mm wide at leaf base. Flowering stem bracts absent, rarely with one pair. Pedicels 10–74 mm long (elongating after flowering to 30–120 mm), 0.5–0.8 mm diam., 0.4–0.7 mm diam. when dry. Flowers 1–10(–18) per plant, 7.7–10.0 mm long. Calyx 6.4–9.0 mm long, green tinted purple-black, hairs at calyx–corolla fusion line few; lobes 4.9–7.0 mm long, 1.1–1.7 mm wide at base, plane, apices acute, margins smooth, sinus hairs absent. Corolla 4.6–10.5 mm long, white, veins uncoloured; tube 1.1–2.9 mm long; lobes 3.7–8.1 mm long, 2.0–4.6 mm wide, hairs below sinus absent; nectary 0.5–0.6 mm from corolla base. Filaments 2.4–6.0 mm long from corolla base, 0.35–0.45 mm wide. Anthers (0.8–)0.9–1.2(–1.5) mm long, anther wall blue-black, mouth yellow, introrse at anthesis; pollen yellow. Stigma colourless. Ovules 40–56 per ovary, ovary yellow in maturity. Capsule 7.3–14.2 mm long. FL mid Nov–Jan.
[Reproduced from Glenny (2004, New Zealand J. Bot. 42: 361-530) with permission from The Royal Society of New Zealand.]
Biostatus
Indigenous (Endemic)
Bibliography
Adams, L.G. 1995: Chionogentias (Gentianaceae) a new generic name for the Australasian 'snow-gentians' and a revision of the Australian species. Australian Systematic Botany 8: 935–1011.
de Lange, P.J.; Norton, D.A.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Hitchmough, R.; Townsend, A.J. 2009: Threatened and uncommon plants of New Zealand (2008 revision). New Zealand Journal of Botany 47: 61–96. [Naturally uncommon]
de Lange, P.J.; Norton, D.A.; Heenan, P.B.; Courtney, S.P.; Molloy, B.P.J.; Ogle, C.C.; Rance, B.D. 2004: Threatened and uncommon plants of New Zealand. New Zealand Journal of Botany 42(1): 45–76. [as Gentiana lineata Kirk]
de Lange, P.J.; Rolfe, J.R.; Barkla J.W.; Courtney, S.P.; Champion, P.D.; Perrie, L.R.; Beadel, S.N.; Ford, K.A.; Breitwieser, I.; Schönberger, I.; Hindmarsh-Walls, R.; Heenan, P.B.; Ladley, K. 2018: Conservation status of New Zealand indigenous vascular plants, 2017. New Zealand Threat Classification Series. No. 22. [Relic]
de Lange, P.J.; Rolfe, J.R.; Champion, P.D.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Norton, D.A.; Hitchmough, R.A. 2013: Conservation status of New Zealand indigenous vascular plants, 2012. New Zealand Threat Classification Series 3. Department of Conservation, Wellington. [Naturally Uncommon]
Glenny, D. 2004: A revision of the genus Gentianella in New Zealand. New Zealand Journal of Botany 42(3): 361–530.
Ho, T.N.; Liu, W. 1993: New combinations, names and taxonomic notes on Gentianella (Gentianaceae) from South America and New Zealand. Bull. Nat. Hist.Mus.Lond.(Bot.) 23: 61–65.
Kirk, T. 1895: A Revision of the New Zealand Gentians. Transactions of the New Zealand Institute 27: 330–341.
Simpson, G. 1952: Notes on some New Zealand plants and descriptions of new species (No. 5). Transactions of the Royal Society of New Zealand 79: 419–435.
