No. 428.] NOTES AND LITERATURE. 677 
The development, structure, and properties of the epidermis of 
certain dicotyledonous plants which persist for several years, forms 
the subject of a paper by Damm in Vol. XI, Heft 4, of the Beihefte 
zum botanischen Centralblatt. 
Professor Heckel publishes, through the house of A. Challamel 
of Paris, a valuable paper on “ Les graines grasses . . . des colonies 
françaises.” 
Part VII of Wiesner's Rohstoffe des Pflanzenreiches, appearing from 
the press of Wilhelm Engelmann of Leipzig, is devoted to fibers. 
The pollination of Solanum rostratum and Cassia chamecrista, both 
of which produce right- and left-handed flowers on the same plant, 
has been reinvestigated by Harris and Kuchs, whose paper is pub- 
lished in the February number of the Kansas University Science Bul- 
etin, ‘The earlier conclusions of Todd are not confirmed. 
A paper by Haberlandt, entitled “ Sinnesorgane im Pflanzenreich,” 
issued from the Engelmann press of Leipzig, deals with irritable 
stamens, pistils, foliage leaves, insect traps, and tendrils. 
A biographic sketch of Schimper, by Schenck, with portrait, has 
been separately printed from the Berichte der deutschen botanischen 
Gesellschaft for 1901. 
A Eulogy of Unger, delivered in connection with the unveiling of 
the Unger bust at the Vienna University last July, has recently been 
distributed by Professor Wiesner, from the Verhandlungen der k.k. 
2001.-bot. Gesellschaft in Wien. 
