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Dendrophthoe curvata

Family

Loranthaceae

Botanical Name

Dendrophthoe curvata (Blume) Miq.

Miquel, F.A.W. (1856) Fl. Ind. Bat. 1: 820. Type: ?.

Synonyms

Loranthus curvatus Blume, Bijdr.: 665(1826), Type: Blume s. n., Java, Mt Salak; Holo: ?. Dendrophthoe falcata (L.f.) Ettingsh., Denkschr. Kaiserl. Akad. Wiss. Math.-Naturwiss. Kl. 32: 52(1872), Type: ?. Dendrophthoe discolor Barlow, Proc. Linn. Soc. New South Wales 87: 55(1962), Type: Papua, Yule Is., July_Aug. 1918, C.T. White 736; Holo: BRI; Iso: NSW. Loranthus odontocalyx var. proprius Blakely, Proc. Roy. Soc. Queensland 34: 28(1922), Type: Papua, Yule Is., July_Aug. 1918, C.T. White 736; Holo: BRI; Iso: NSW. Loranthus falcatus L. f., Suppl. Pl.: 211(1782), Type: Madras, Konig; Holo: ?.

Stem

Epicortical runner present, attached by means of haustoria.

Leaves

Leaf blades about 4-9 x 1.8-6 cm, petioles about 0.5-1.5 cm long. Venation, particularly the lateral veins, not particularly obvious.

Flowers

Flowers borne in a raceme of 3-12 flowers, pedicels about 2-4 mm long. Inflorescence axis about 5-30 mm long. Calyx about 1 mm long, 5-lobed or without teeth. Perianth tube about 20-30 mm long, perianth lobes about 10-16 mm long. Calyx and corolla clothed in stalked, +/- stellate scales. Anthers about 4 mm long. Staminal filaments about 3 mm long. Ovary about 2.5-3 mm long. Style about 35 mm long. Stigma small. No locules or ovules visible in the ovary.

Fruit

Fruits ellipsoidal, about 10-15 x 6.5-9 mm, calyx remnants persistent at the apex. Fruit surface often slightly scurfy. Seeds about 9-10 x 5 mm with five finger-like processes extending beyond the radicle, radicle green, often protruding from the fruit. Seeds immersed in a sticky translucent mucilage. Embryo green, about 6-7 mm long, radicle globular, cotyledons fused together.

Seedlings

At the tenth leaf stage: leaf blades about 5.5-8 x 1-3.2 cm, petioles about 0.5-0.7 cm long, apex acute to obtuse, base cuneate to attenuate. Runners present, attaching by means of haustoria.

Distribution and Ecology

Occurs in CYP and NEQ. Altitudinal range from near sea level to 1200 m. Also found in Malesia and the Pacific islands. Parasitic on a wide range of rain forest plants. Frequently found as a parasite of citrus trees in NEQ.

Natural History

Food plant for the larval stage of the Black Jezabel, Scarlet Jezabel, Red-banded Jezabel, Silky Jewel, Northern Purple Azure and Trident Pencilled-blue Butterflies. Braby, M. (2000).

CYP

X

NEQ

X

Epiphyte

X

RFK Code

6023