Common name: Weeping Lignum
Muehlenbeckia diclina (F.Muell.) F.Muell. APNI* 
Description: Slender, erect shrub to 1 m high, ± intricate, with slender wiry stems, older stems reddish, often glaucous, smooth or faintly striate or pitted.
Leaves not crowded, often shed early, occasionally hastate on young shoots, 0.5–6 cm long, ≤ 2 mm wide, apex acute, margins flat to incurved, ± papery, sessile.
Flower clusters separated at nodes, flowers 1 or 2 per cluster. Perianth divided for about three-quarters of its length, not thickened. Anthers 0.8–1.3 mm long.
Achene trigonous to subglobose, c. 3 mm long, smooth or wrinkled, black.
Distribution and occurrence: One subpecies in rocky areas on the Southern Tablelands; the other subspecies on sand plains inland, often in mallee woodland.
NSW subdivisions: ST, NFWP, SFWP
Other Australian states: Vic. S.A. W.A.
Text by K.L. Wilson (1990; edited Feb 2009; October 2024)
Taxon concept: Flora of NSW vol. 1 (1990)
| | Key to the subspecies | |
| 1 | Nut broadly trigonous to subglobose in cross-section; nut surface more or less shining, smooth or with faint irregular transverse ridges; anthers 0.6–1.0 mm long; erect to spreading subshrub, stems spreading to erect, leaves ascending to spreading | subsp. diclina |
| Nut trigonous to triquetrous in cross-section; nut surface more or less dull, irregularly but strongly rugose with both transverse and longitudinal ridges; anthers 0.7–1.5 mm long; virgate subshrub with stems and leaves usually more or less strongly erect | subsp. stenophylla |
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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