Australian Tropical Rainforest Plants - Online edition

Lysiana subfalcata (Hook.) Barlow

Click/tap on images to enlarge
Flowers. © G. Sankowsky
Leaves and flowers. © G. Sankowsky
Leaves, flowers. © CSIRO
Leaves, flowers. © CSIRO
Flowers. © CSIRO
Seedling. © CSIRO

Barlow, B.A. (1963) Proc. Linn. Soc. New South Wales 88: 141.


Aerial stem-parasitic shrub. Epicortical runners absent.


Leaf blades about 3-8 x 0.5-3 cm, petioles about 1-4 mm long. Lateral veins run almost the full length of the leaf blade.


Flowers borne in a pedunculate, 2-flowered umbel. Peduncles about 1-3 mm long, pedicels about 3-7 mm long. Free calyx about 0.5-0.7 mm long, without any obvious lobes or slightly toothed at the apex, teeth about 0.5 mm long. Corolla curved, about 25-45 mm long. Anthers about 5-7 mm long, filaments green about 3-5 mm long. Pollen cream to white. Ovary glabrous, about 2-4 mm long. Style + stigma about 37 mm long. Stigma globular.


Fruits ellipsoidal, about 8-12 x 3-7 mm, calyx forming a distinct collar below the apex. Style remnant about 1 mm long, persistent at the apex. Seeds green, about 10-11 x 4.5-5 mm with a cream beak at the apex. Testa with pale longitudinal lines visible on the surface. Embryo straight, about 7 mm long. Cotyledons about 4.5-5 mm long. Radicle green, about 2 mm long with finger-like backward-pointing processes on the surface.


Features not available.

Distribution and Ecology

Endemic to Australia. Occurs in WA, NT, NEQ, CEQ and southwards as far as central western New South Wales. Altitudinal range in northern Australia from near sea level to 700 m. Found on a variety of hosts in open forest and also on monsoon forest species. Also widespread in inland areas.

Loranthus exocarpivar. subfalcatus (Hook.) Domin, Biblioth. Bot. 89: 53(1921). Loranthus subfalcatus Hook. in Mitchell, J. Exped. Trop. Austral. : 224(1848), Type: Subtropical New Holland, July - Sept. 1846, T.L. Mitchell 213; Lecto: K. Fide B.A. Barlow (1966) Australian J. Bot. 14: 446; Iso: MEL. Loranthus exocarpi f. breviflorus Domin, Biblioth. Bot. 89: 53(1921), Type: Queensland, E. of Jericho, 1910, K. Domin s. n.; Holo: PR?. Loranthus exocarpi var. venulosa Blakely, Proc. Linn. Soc. New South Wales 50: 9(1925), Type: New South Wales, Cobar, may 1918, J.L. Boorman s. n.; Holo: NSW.
RFK Code
Copyright © CSIRO 2020, all rights reserved.