Published in Journal of The Botanical Research Institute of Texas, in 2013, in volume 7, issue 2, pages 615-631

Created: 2018-04-22, modified: 2018-04-22

Published in Rhodora, in 1992, in volume 94, issue 879, pages 287-315

Created: 2014-06-16, modified: 2016-07-26

Published in The Wilson Bulletin, in 1950, in volume 62, issue 4, pages 194-205

Created: 2016-12-04, modified: 2016-12-04

Published in Madroño, in 1992, in volume 39, issue 4, pages 306-307

Created: 2016-02-15, modified: 2016-07-07

Published in Biol Bull, in 1958, in volume 115, pages 551-561

Created: 2010-01-06, modified: 2011-06-21

Published in Madroño, in 1995, in volume 42, issue 2, pages 127-141

Created: 2016-02-15, modified: 2016-07-07

Published in Madroño, in 1995, in volume 42, issue 3, pages 406

Created: 2016-02-15, modified: 2016-07-07

Published in Sida, Contributions To Botany, in 1982, in volume 9, issue 3, pages 215-222

Created: 2015-12-02, modified: 2015-12-02

Published in Madroño, in 1996, in volume 43, issue 1, pages 105-124

Created: 2016-02-15, modified: 2016-07-07

Published in Madroño, in 1979, in volume 26, issue 1, pages 48-50

Created: 2016-02-15, modified: 2016-07-07

Published in Madroño, in 1994, in volume 41, issue 2, pages 151-153

Created: 2016-02-15, modified: 2016-07-07

Published in Pan-Pacific Entomologist, in 1996, in volume 72, issue 1, pages 13-16

Created: 2018-06-24, modified: 2018-06-24

Published in Madroño, in 2011, in volume 58, pages 131-144

Created: 2016-02-15, modified: 2016-02-15

Published in Madroño, in 1995, in volume 42, issue 1, pages 88-89

Created: 2016-02-15, modified: 2016-07-07

Published in Journal of The Botanical Research Institute of Texas, in 2008, in volume 2, issue 2, pages 771-774

Created: 2015-12-01, modified: 2015-12-01

Published in Sida, Contributions To Botany, in 1996, in volume 17, issue 2, pages 479-500

Created: 2015-12-02, modified: 2015-12-02

Published in Madroño, in 1996, in volume 43, issue 1, pages 125-182

Created: 2016-02-15, modified: 2016-07-07

Published in Bulletin, Southern California Academy of Sciences, in 2012, in volume 111, issue 3, pages 163-222

Created: 2020-03-04, modified: 2020-03-04

Published in Madroño, in 1996, in volume 43, issue 1, pages 183-233

Created: 2016-02-15, modified: 2016-07-07

Published in The Wilson Bulletin, in 2003, in volume 115, issue 4, pages 374-381

Created: 2016-12-11, modified: 2016-12-11