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FOC | Family List | FOC Vol. 15 | Plumbaginaceae

6. Goniolimon Boissier in A. de Candolle, Prodr. 12: 632. 1848.

驼舌草属 tuo she cao shu

Herbs, perennial. Caudex thickened, ± woody, stems usually many from 1 crown near ground. Leaves crowded on caudex or on branch apices of caudex, in a rosette. Inflorescences usually 1 or 2 from rosette, axillary, 1--3-times branched; spikes on apical part or at apex of rachis branches, composed of 2--13 or more spikelets arranged distichously; spikelet 2--5-flowered; bracts and first bractlet with a membranous margin wider than herbaceous parts, apex rigidly and thickly cuspidate; first bractlet shorter than bracts. Calyx funnelform; tube upright or basally oblique, indistinctly herbaceous along ribs, scarious between ribs; limb white, dry membranous, expanded, apically 5- or 10-lobed. Corolla basally fused, apically free and expanded. Stamens adnate to base of corolla. Ovary oblong to ovoid-oblong, apex acute. Styles 5, free, basal half papillate; stigmas depressed capitate. Capsules oblong to ovoid-oblong.

About 20 species: N Africa, Asia, Europe; four species in China.

1 Spikes compactly crowded into 1 or more capitate or conical inflorescences; calyx lobes often irregularly dentate   4 Goniolimon eximium
+ Spikes loosely arranged, never crowded into a terminal capitate inflorescence; calyx lobes entire.   (2)
2 (1) Bracts 3--5 mm; spikelets loosely arranged, ± distinct from each other   3 Goniolimon callicomum
+ Bracts 7--8 mm; spikelets densely arranged, at least near each other.   (3)
3 (2) Leaf blade 2.5--6 cm; petiole with a conspicuous wide green margin; branches of rachis distinctly 2- or 3-edged or narrowly-winged   1 Goniolimon speciosum
+ Leaf blade 10--20 cm; petiole without a green margin; branches of rachis terete or slightly compressed, obtusely angled, without wings or edges   2 Goniolimon dschungaricum

Lower Taxa


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