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Caladenia oenochila (Caladenia oenochila)

Description

Caladenia oenochila is a terrestrial, perennial, deciduous, herb with a spherical underground tuber. It has a single, sparsely hairy, lance-shaped leaf, 70–120 mm (3–5 in) long and 8–12 mm (0.3–0.5 in) wide with reddish spots near the base. One or two flowers 60–80 mm (2–3 in) across are borne on a spike 200–400 mm (8–20 in) tall. The flowers are pale yellow-green flowers with purple stripes or blotches. The sepals and petals are broad near their bases then suddenly taper to long, thin, reddish, glandular tips. The dorsal sepal is erect, 40–55 mm (1.6–2.2 in) long and 2–3 mm (0.08–0.1 in) wide. The lateral sepals are 40–55 mm (1.6–2.2 in) long, 4–5 mm (0.16–0.20 in) wide, spread widely and turn downwards. The petals are 35–40 mm (1–2 in) long, about 2 mm (0.08 in) wide and also curve downwards. The labellum is 12–15 mm (0.5–0.6 in) long, 9–11 mm (0.35–0.43 in) wide and dark red or pale yellow with dark red edges and the tip curled under. The sides of the labellum have dark red, linear teeth up to 2.5 mm (0.1 in) long, decreasing in length towards the tip. There are four or six well-spaced rows of calli along its mid-line. Flowering occurs in August and September and is more prolific after summer bushfire.

Taxonomic tree

  • Domain: Eukarya

    • Kingdom: Plantae

      • Phylum:

        • Class: Liliopsida

          • Order: Asparagales

            • Family: Orchidaceae

              • Genus: Caladenia