Ptelea trifoliata

Hoptree, wafer ash

A small North American tree in the citrus family. Its round winged seeds are the ones falling down this site.

Public domain, collection no. 16176.

Draw it on a Thursday

Ptelea trifoliata, Hoptree, wafer ash, photographed by Karl Blossfeldt

From his first class to the book.

A.: Albrechtstraße 41
12167 Berlin-Steglitz
C.: [email protected]
+49 30 0000 1928

Opening hours
Wed	12:00–18:00
Thu	12:00–17:00 · class 18:00–20:30
Fri	12:00–18:00
Sat	11:00–17:00
Sun	11:00–15:00
Mon–Tue	Closed

Urform is a fictional study room made for this site. The photographs are real and in the public domain; the facts about Blossfeldt come from the sources on the credits page.