Thelymitra occidentalis

Thelymitra occidentalis Jeanes

Western Azure Sun Orchid

Thelymitra campanulata (Striped Sun Orchids)

Jeffrey Jeanes in Muelleria 15:85-88, Figs. 2, 7 (2001)

Cheynes Beach to Eyre with a disjunct population east of Augusta, growing in sandy or sandy-clay soils in woodlands and shrublands. At Eyre it grows in low shrublands on the tops of limestone cliffs.

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A south coastal species 100–400 mm high with a narrow, smooth leaf 100–150 mm long by 4–8 mm wide and up to 15 pink or blue, prominently striped flowers 20–30 mm across.

It is distinguished from the other members of the Thelymitra campanulata complex by its usually darker blue flowers and mostly more easterly distribution.

Not Listed