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Lysiana spathulata

Family

Loranthaceae

Botanical Name

Lysiana spathulata (Blakely) Barlow

Barlow, B.A. (1963) Proc. Linn. Soc. New South Wales 88: 139. Type: ?.

Synonyms

Lysiana exocarpi var. spathulata (Blakely) Chippendale, Trans. Roy. Soc. S. Austral. 86: 7(1963), Type: ?. Loranthus exocarpi var. spathulata Blakely, Proc. Linn. Soc. New South Wales 50: 0(1925), Type: Northern Territory, Roper River, Bacon Swamp, July-Aug. 1911, Baldwin Spencer s. n.: Holo: NSW.

Stem

Epicortical runners absent. Branches pendulous.

Leaves

Leaf blades brittle, breaking alsong a straight line when bent back on themselves. Leaf blades obovate, about 3-7 x 1.1-3 cm, petioles about 1-5 mm long. Lateral veins run almost the full length of the leaf blade. Venation not very obvious on mature leaves, more readily seen on new leaves. Lateral veins 3-6 no each side of the midrib.

Flowers

Flowers borne in a pedunculate 2-flowered umbel. Flower stalks about 3-7 mm long. Peduncles about 1-5 mm long. Calyx about 0.6-1.5 mm long, 6-toothed at the apex or obscurely toothed. Corolla tube curved, about 34-45 mm long, split down one side, lobes about 12-20 mm long. Corolla red at the base, yellow towards the middle and green at the apex. Anthers transversely septate, about 4-5.5 mm long, staminal filaments about 2-6 mm long. Pollen cream. Ovary about 3 mm long. Style about 33-36 mm long, articulate about 1 mm above the base. Stigma globular. No locules or ovules visible in the ovary.

Fruit

Fruits ellipsoidal, about 13 x 7 mm. Pedicel about 4 mm long. Seeds about 7 x 5 mm, surface marked by 6 deep longitudinal grooves. Embryo about 7 x 1 mm. Radicle green, tuberculate with short finger-like trichomes at the apex. Cotyledons completely fused to aone another.

Seedlings

Features not available.

Distribution and Ecology

Endemic to Australia. Occurs in WA, NT, NEQ and southwards as far as central Queensland. Altitudinal range in northern Australia from near sea level to 800 m. Usually parasitic on open forest species but also found on monsoon forest species.

Natural History

Often found on Parsonsia plaesiophylla, also on Carissa and Capparis.

WA

X

NT

X

NEQ

X

Epiphyte

X

RFK Code

6027