Jug orchid (Pterostylis recurva)
Description
Pterostylis recurva, is a terrestrial,�perennial,�deciduous,�herb�with an underground tuber. Non-flowering plants have a�rosette�of between three and seven leaves 7�40�mm (0.3�2�in) long and 5�15�mm (0.2�0.6�in) wide. Flowering plants lack a rosette but have between ten and sixteen stem leaves which are 30�50�mm (1�2�in) long and 10�12�mm (0.4�0.5�in) wide with their bases wrapped around the flowering stem. Up to four white flowers with green and brown lines are borne on the flowering stem which is 150�900�mm (6�40�in) high. The flowers are jug-shaped or funnel-shaped, 30�35�mm (1.2�1.4�in) long and 15�25�mm (0.6�1�in) wide. The�dorsal�sepal�and�petals�form a hood or "galea" over the column with the dorsal sepal having a narrow tip 4�6�mm (0.2�0.2�in) long. The�lateral�sepals are joined for about half their length and suddenly taper to narrow tips 23�26�mm (0.91�1.0�in) long which turn sharply downwards. The�labellum�is reddish, insect-like and held inside the flower except for its tip. Flowering occurs from August to October
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Liliopsida
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Order: Asparagales
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Family: Orchidaceae
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Genus: Pterostylis
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