Trigonotis opaca (I.M.Johnst.) I.M.Johnst.

Species

Angiosperms > Boraginales > Boraginaceae > Trigonotis

Characteristics

Small, creeping herbs forming large, more or less dense mats. Stems much branched, densely appressed, white, antrorse strigose. Leaves oblong to oblong-ovate, petiole 1-2 mm long, blade 4-7 by 0.2-0.4 mm, base cuneate, abruptly narrowed into the petiole, apex rounded or retuse, with 3 or 4 lateral veins on either side of midrib, glabrous except lower side of petiole, margins and midrib on lower side, which are densely strigose. Flowers solitary in leaf axils; pedicels 0.5-1 mm long, antrorse strigose. Calyx 3-3.5 mm long, lobes ovate-elliptic, 1.7-2.5 by 1 mm, acute, strigose along margins and midrib. Corolla white, as long as calyx, up to 4.5 mm in diam., tube 1.5-2 mm, lobes rounded obovate, 1.2-1.5 mm wide, finely papillate inside; fornices trapeziform, yellow, c. 0.5 mm wide, finely papillate. Stamens c. 0.7 mm, anthers 0.4-0.6 mm long. Pistil: style c. 0.7 mm long. Nutlets 4, ovoid, 1 mm long, 0.5 mm wide, dorsally rounded, with a ventral crest and sharp, lateral angles, light brown to grey, dull, minutely papillate.
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Cultivation

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Distribution

Trigonotis opaca world distribution map, present in Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:121353-1
WFO ID wfo-0001273321
COL ID 58TJK
BDTFX ID -
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Havilandia opaca Trigonotis opaca