Caladenia tessellata

Flowering plant 8–15 cm tall. Leaf 5–10 cm long, 4–9 mm wide, sometimes dotted red at base. Flowers 1 or 2 (rarely 3); perianth segments 1.5–2.5 cm long, yellowish green with red stripes and suffusions; dorsal sepal 2–3 mm wide, erect or recurved; lateral sepals 3–5 mm wide, deflexed, more or less parallel, asymmetrically lanceolate, sometimes abruptly acuminate; petals 1.5–2 mm wide, deflexed, similar to sepals but narrower. Labellum curved forwards, cordate, 3-lobed, 8–10 mm long and 8–10 mm wide (when flattened), cream to greenish, often with a maroon apex, lateral lobes more or less flat or curved slightly upwards, tip deflexed or slightly decurved; margins thickened and dark brown around mid-lobe, usually with a few short teeth at base of mid-lobe; lamina calli in 4 or 6 crowded rows, often breaking up distally and 2 rows extending to within 1–2 mm of labellum apex, stout and club-shaped, fleshy, dark-coloured. Flowers Sep.–Oct.