Diuris striata (Diuris striata)
Description
Diuris striata is a tuberous, perennial herb with a two linear leaves 80–120 mm (3–5 in) long, about 4 mm (0.2 in) wide and folded lengthwise. About four mauve flowers about 20 mm (0.8 in) wide are borne on a flowering stem about 220 mm (9 in) tall. The dorsal sepal is erect, 7–9 mm (0.3–0.4 in) long, 3–6 mm (0.1–0.2 in) wide and egg-shaped. The lateral sepals are linear, about 15 mm (0.6 in) long and turned downwards. The petals spread apart from each other, egg-shaped to more or less lance-shaped, about 7 mm (0.3 in) long and 5 mm (0.2 in) wide. The labellum is about 9 mm (0.4 in) long and has three lobes. The centre lobe is egg-shaped to heart-shaped and 6 mm (0.24 in) wide with dark purple streaks. The side lobes are linear to egg-shaped with the narrower end towards the base, about 2.5 mm (0.1 in) long and 1 mm (0.04 in) wide. There are two callus ridges about 5 mm (0.2 in) long near the mid-line of the labellum. Flowering has only been observed in November.
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: Diuris
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