Click on images
Scale bar 10mm. Copyright CSIRO
Leaves and Flowers. Copyright CSIRO
Flower. Copyright CSIRO
Hoya macgillivrayi F.M.Bailey
Bailey, F.M. (1914) Queensland Agricultural Journal Series 2 1: 190. Type: Queensland, Claudie River, Lloyd Bay, W. Macgillivray; holo: BRI.
A slender vine not exceeding a stem diameter of 2 cm.
Twigs, petioles and leaves produce a milky exudate. Leaf blades thick and fleshy, about 9.5-17.5 x 4-7 cm, petioles about 1.5-2 cm long. About 2-5 colleters (small finger-like glands) present on the upper surface of the midrib near its junction with the petiole.
Inflorescence an umbelliform raceme. Flowers borne in compressed racemes resembling umbels. Peduncles about 1-7 cm long, pedicels about 7-8 cm long. Flowers about 5.5-7 cm diam. Calyx lobes fleshy, about 3-5.5 mm long. Corolla fused for about 23-25 mm, corolla lobes about 22 mm long. Staminal corona star-shaped. Anthers about 2.5 mm long, sessile, each anther ending in a terminal appendage. Corona about 20 mm diam., shaped like a starfish (Asteroidea). Pollen aggregated in pollinia. Ovaries 2, each about 4 mm long. Ovules numerous.
Features not available.
Distribution and Ecology
This species has horticultural potential producing umbels of large strikingly-coloured flowers.