Lomatogonium stapfii (Burkill) Harry Sm.

Species

Angiosperms > Gentianales > Gentianaceae > Lomatogonium

Characteristics

Perennials 4-7 cm tall. Rhizomes well developed, horizontal, sheathed by a few blackish remains of old petioles, usually branched. Stems erect, angular, scapiform. Leaves mostly basal; leaf blade spatulate to obovate, 5-11 × 5-7 mm, base narrowed into a short petiole, margin scabrous, apex rounded, veins 1-3. Stem leaves absent or if present then only a pair of small obovate leaves. Flowers terminal, solitary, nodding, rarely with 1 or 2 additional axillary flowers. Flower 5merous. Pedicel 1.5-3 cm, angular. Calyx tube less than 1.5 mm; lobes spatulate to obovate, 4-6 mm, slightly unequal, base narrowed, margin scabrous, apex subrounded, veins indistinct. Corolla pale blue, with conspicuous dark blue lines, ca. 3 cm in diam., tube less than 1.5 mm; lobes broadly obovate, 1.2-1.8 × to 1 cm, apex rounded. Nectary connate at base into a tube pointed outward, apex lamellate, margin lobed. Filaments to 1 cm; anthers blue, ellipsoid, 2-3 mm. Ovary cylindric, 0.9-1.3 cm, apex subacuminate to obtuse. Stigma lobes decurrent to apical part of ovary. Fl. Aug.
Life form
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.04 - 0.07
Root system rhizome
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Nitrogen fixer -
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Environment

Light -
Soil humidity -
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Hardiness (USDA) 8-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
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Distribution

Lomatogonium stapfii world distribution map, present in Bhutan, China, and India

Identifiers

LSID urn:lsid:ipni.org:names:370066-1
WFO ID wfo-0001063932
COL ID 3VX6R
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Swertia stapfii Lomatogonium stapfii