Published in Rhodora, in 1951, in volume 53, issue 627, pages 67-78
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1963, in volume 65, issue 762, pages 97-120
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1947, in volume 49, issue 578, pages 54-60
Created: 2014-06-16, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, pages 134-140
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1941, in volume 9, pages 165-198
Created: 2016-02-07, modified: 2016-07-26
Published in Rhodora, in 1964, in volume 66, issue 766, pages 118-126
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Museum Leaflets, Harvard University, in 1946, in volume 12, pages 117-132
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 112-114
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1969, in volume 22, pages 253-264
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1980, in volume 28, issue 1, pages 47-60
Created: 2016-02-07, modified: 2016-07-26
Published in Rhodora, in 1959, in volume 61, issue 721, pages 1-20
Created: 2014-06-16, modified: 2016-07-26
Published in Rhodora, in 1957, in volume 59, issue 706, pages 245-251
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Museum Leaflets, Harvard University, in 1941, in volume 9, pages 84
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1950, in volume 14, pages 79-86
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1950, in volume 14, pages 97-105
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1952, in volume 15, pages 111-138
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1952, in volume 15, pages 185-190
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 21-44
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1977, in volume 25, pages 243-257
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, issue 4, pages 200
Created: 2016-02-07, modified: 2016-07-26
Published in Rhodora, in 1957, in volume 59, issue 707, pages 280-289
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Museum Leaflets, Harvard University, in 1950, in volume 14, pages 87-96
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1953, in volume 16, pages 97-105
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1960, in volume 19, pages 123-124
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1955, in volume 17, issue 4, pages 12-24
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1955, in volume 17, issue 4, pages 27-36
Created: 2016-02-07, modified: 2016-07-26
Published in Madroño, in 1963, in volume 17, issue 1, pages 30
Created: 2016-02-15, modified: 2016-07-07
Published in Rhodora, in 1963, in volume 65, issue 761, pages 1-21
Created: 2016-07-19, modified: 2016-07-19
Published in Botanical Museum Leaflets, Harvard University, in 1954, in volume 16, pages 241-260
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1959, in volume 18, pages 305-319
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1963, in volume 20, pages 221-224
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1964, in volume 20, pages 317-324
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1938, in volume 6, pages 193-195
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1977, in volume 25, pages 91-98
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1980, in volume 28, issue 1, pages 87-122
Created: 2016-02-07, modified: 2016-07-26
Published in Rhodora, in 1951, in volume 53, issue 636, pages 273-279
Created: 2014-06-16, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1949, in volume 14, pages 21-47
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1957, in volume 18, pages 1-56
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1960, in volume 19, pages 109-122
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1962, in volume 19, pages 235-286
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1977, in volume 25, pages 109-130
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1940, in volume 9, issue 4, pages 27-28
Created: 2016-02-07, modified: 2016-07-26
Published in Quarterly journal of microscopical science, in 1901, in volume 44, pages 473-538
Created: 2012-09-15, modified: 2012-09-15
Published in Journal of The Arnold Arboretum, in 1956, in volume 37, issue 2, pages 123-152
Created: 2016-07-07, modified: 2016-07-07
Published in Botanical Museum Leaflets, Harvard University, in 1949, in volume 13, pages 293-323
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1949, in volume 13, pages 325-332
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1954, in volume 16, pages 179-228
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1957, in volume 17, pages 241-246
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1958, in volume 18, pages 181-185
Created: 2016-02-07, modified: 2016-07-26
Published in Botanical Museum Leaflets, Harvard University, in 1984, in volume 30, issue 2, pages 91-93
Created: 2016-02-07, modified: 2016-07-26