“During delay on railroad.”
“On envelopes, bills, letters, check-book, on back of books, margins of newspapers, inside of a lozenge-paper, all that was available.”
“On top of stage-coach, from overhanging bough while waiting.”
“On boats in water; on back of mule.”
“While sketching; strolls in park.”
“On city fence while waiting for car, yard specimen.”
“From specimens dried to shreds.”
“From specimens collected in hat or under hat sweat-band.”
“On ferry-boat from specimens picked in city yards.”
“Flower reconstructed from dried specimens on fruity stems entangled in spider-web. (Spider an ally.)”