INDEX TO VOLUME TWENTY-ONE 



(The names of species and varieties described as new and of new combina- 

 tions are in bold face type. 



Names of contributors to the Special Fund for the Support of Publications 

 listed on pages 70 and 71 are not indexed. The Plants of Burnham's and 

 Latham's Flora of the Town of Southold, pages i-ii, 28-33, are also omitted 

 from the index.) 



Acer rubrum, 95 ; saccharum, 74 



Achillea Millefolium, 21 



Adams, J. F., Observations on the 



Spores of Schizophyllus commune, 



98 

 Additions to the Flora of Western 



Oregon during 1924. 24 

 Adenoropium angustif olium, 1 1 

 Adiantum, 76 

 Aecidium, 105 



Agropyrum glaucum, 25 ; tenerum, 82 

 Agrostis alba, 96 ; Hallii, 82 

 Ailanthus, 74 

 Alisma Plantago-aquatica var. parvi- 



florum, 25 

 Allabach, Miss L. F., loi 

 Allen, Walter S., 54 

 Allium Cepa, 25 

 Alnus, 98 

 Amaranthus graecizans, 77 ; panicu- 



latus, 25 

 Ambrosia artemisaefolia. 76, 96 

 Ammophila arenaria, 96 

 Anchusa officinalis, 78 

 Anderson, Mrs. G. P., 54 

 Andrews, Miss Eliza Francis, 36 ; 



Miss Mary S., 35 

 Andropogon scoparius, 96 

 Anemonella, 76 



Another Sonchus for America, 100 

 Antennaria, 76 

 Anthurium, 102 

 Anychia canadensis, 75 

 Aquelegia, 76 



Aragallus lamberti, go ; spicatus, 90 

 Arbutus, 20 



Arctostaphylos Uva-ursi, 96 

 Arisaema, 76 

 Arthur, J. C, New Combinations for 



Phanerogamic Names. 1 1 

 Asarum, 76 

 .Asclepias Syriaca, 96 

 Asparagus officinalis, 76 



Asplenium viride, 105 



Aspris caryophyllea, 82 



Aster divaricatus, 76 ; Lowrieanus, So 



Atriplex rosea, 25, jy 



Babcock, Daniel W., 54 



Bailey, Liberty H., 36 



Baldwin, F. H., 103 



Baptisia tinctoria, 96 



Bartlett, H. H., 92 



Beals, A. T., 104 



Benedict, Don M., 54 



Berkelhamer, Miss Sidonia, 54 



Betula lenta, 74 ; populifolia, 74, 95 5 



spp., 98 

 Bicuculla canadensis, 105 ; Cucullaria, 



105 

 Bird, Henry, 52 

 Blankenship, J. W., 92 

 Blindia acuta, 104 

 Book Reviews, 14, 33, 34, 50. 65, 66. 



85, 86, 88 

 Botrychium simplex, 105 ; virginianum, 



76 

 Bourn, August O., 104 

 Boy Scouts and Conservation of Wild 



Flowers, 83 

 Boynton, Kenneth R., 104 

 Brachiomones, 69 

 Bradley, Cornelius Beach, Phyllotaxy 



of Phoenix Canariensis, 37 

 Bradshaw, R. V., Cynosurus echinatus 



in Oregon, 81 

 Brassia, 70 



Brassica pekinensis, 59 ; chinensis, 59 

 Bray, William L., 105 

 Britton, N. L., 16, 36, 52 

 Bromeliads, 70 

 Bromus ciliatus, 76 : hordeaceus, 82 ; 



marginatus, 82 ; villosus, 82 

 Burnham, Stewart H., and Latham, 

 Roy A., Flora of the Town of 

 Southold, I, 28 



106 



