Caladenia macrostylis
Caladenia macrostylis, commonly known as the leaping spider orchid, is a species of orchid endemic to the south-west of Western Australia. It has a single, hairy leaf and up to three distinctive pale greenish-yellow and red flowers with a cluster of deep purplish calli in the centre of its labellum. Description. "Caladenia macrostylis" is a terrestrial, perennial, deciduous, herb with an underground tuber and a single erect, hairy leaf, long and wide. Up to three pale greenish-yellow and red flowers long and wide are borne on a stalk tall. The sepals and petals have dark , club-like glandular tips long. The dorsal sepal curves forward over the column and is long and wide. The lateral sepals are long, wide and spread forward and downward. The petals are long and wide and spread upwards. The labellum is long and wide and yellowish with deep purplish-red lines. The edges of the labellum are curled under and have small, crowded, blunt teeth and the tip is curled under. There is a broad, dense band of blackish calli up to long in the centre in the centre of the labellum. Flowering occurs from August to early November. Taxonomy  and naming. "Caladenia macrostylis" was first described in 1842 by Robert Fitzgerald and the description was published in "Nuytsia". Distribution and habitat. The leaping spider orchid is found in the area between Albany and Bindoon in the Avon Wheatbelt, Jarrah Forest, Swan Coastal Plain and Warren biogeographic regions where it grows in forest, woodland and coastal scrub. Conservation. "Caladenia macrostylis" is classified as "not threatened" by the Western Australian Government Department of Parks and Wildlife.