Pterospermum acerifolium

Name and publication

Pterospermum acerifolium (L.) Willd., Sp. Pl. 3(1): 729 (1800).

Description

The five-angled woody capsules of the maple-leafed bayur are known as “thuja” or “thuza petals” in the potpourri trade, 4-8 cm long x 2.5-3 cm wide (whole capsule), typically fragmented in potpourri into wedges, on a 1-2 cm stalk.

Nativity and distribution

Pterospermum acerifolium is native to Bangladesh, Bhutan, India, Myanmar, Nepal, and Thailand, cultivated primarily in Pakistan.

Family

Malvaceae, also placed in Sterculiaceae

Synonymy

Pentapetes acerifolia L.

 fruit segments; photo © The Lebermuth Company, Inc.

fruit segments; photo © The Lebermuth Company, Inc.

 fruit segments, dyed green, inner surface; photo by Lyndon Photography

fruit segments, dyed green, inner surface; photo by Lyndon Photography

 fruit segment, dyed green, side view; photo by Lyndon Photography

fruit segment, dyed green, side view; photo by Lyndon Photography

 fruit, dyed green, whole capsule, top view; photo by Lyndon Photography

fruit, dyed green, whole capsule, top view; photo by Lyndon Photography

 fruit, dyed green, whole capsule; photo by Christina Southwick

fruit, dyed green, whole capsule; photo by Christina Southwick

 fruit, dyed green, end view; photo by Christina Southwick

fruit, dyed green, end view; photo by Christina Southwick