Published in Phytologia, in 1990, in volume 69, pages 313-315
Published in Phytologia, in 1990, in volume 69, pages 354-360
Published in Phytologia, in 1990, in volume 69, pages 364-367
Published in Phytologia, in 1990, in volume 69, pages 332-339
Published in Phytologia, in 1990, in volume 69, pages 346-347
Published in Phytologia, in 1990, in volume 69, pages 373-377
Published in Phytologia, in 1990, in volume 68, pages 255-259
Published in Phytologia, in 1990, in volume 69, pages 378-381
Published in Phytologia, in 1990, in volume 69, pages 393-397
Published in Phytologia, in 1990, in volume 69, pages 348-350
Published in Phytologia, in 1990, in volume 69, pages 351-353
Typification of Mexican Astereae (Asteraceae), based on specimens in the Harvard University Herbaria
Published in Phytologia, in 1990, in volume 69, pages 382-386
Published in Phytologia, in 1990, in volume 69, pages 343-345
Published in Phytologia, in 1990, in volume 68, pages 7-78
Published in Phytologia, in 1990, in volume 68, pages 82-84
Published in Phytologia, in 1990, in volume 69, pages 340-342
Published in Phytologia, in 1990, in volume 69, pages 368-372
Published in Phytologia, in 1990, in volume 69, pages 387-392
Published in Phytologia, in 1990, in volume 69, pages 361-363
Published in Phytologia, in 1990, in volume 68, pages 79-81
Published in Phytologia, in 1990, in volume 69, pages 428-435
Published in Phytologia, in 1990, in volume 68, pages 1-6
Published in Phytologia, in 1990, in volume 69, pages 61-86
Published in Phytologia, in 1990, in volume 69, issue 1, pages 20-31
Published in Phytologia, in 1990, in volume 69, issue 3, pages 160-162
Published in Phytologia, in 1990, in volume 69, issue 5, pages 316-327
Published in Phytologia, in 1990, in volume 69, issue 4, pages 275
Published in Phytologia, in 1990, in volume 69, issue 5, pages 328-331
Published in Phytologia, in 1990, in volume 68, issue 2, pages 85-89
Published in Phytologia, in 1990, in volume 68, issue 2, pages 102-107
Published in Phytologia, in 1990, in volume 68, issue 2, pages 113-119
Published in Phytologia, in 1990, in volume 68, issue 2, pages 137
Published in Phytologia, in 1990, in volume 68, issue 5, pages 382-389
Published in Phytologia, in 1990, in volume 68, issue 2, pages 108-112
Published in Phytologia, in 1990, in volume 68, issue 3, pages 181-185
Published in Phytologia, in 1990, in volume 69, pages 57-60
Published in Phytologia, in 1990, in volume 69, pages 87-92
Published in Phytologia, in 1990, in volume 69, pages 93-104
Published in Phytologia, in 1990, in volume 69, pages 105-107
Published in Phytologia, in 1990, in volume 69, pages 108-114
Published in Phytologia, in 1990, in volume 69, pages 115-118
Published in Phytologia, in 1990, in volume 69, pages 119-121
Published in Phytologia, in 1990, in volume 69, pages 122-124
Published in Phytologia, in 1990, in volume 69, pages 125-128
Published in Phytologia, in 1990, in volume 68, pages 241-246
Published in Phytologia, in 1990, in volume 68, pages 260-266
Published in Phytologia, in 1990, in volume 68, pages 267-270
Published in Phytologia, in 1990, in volume 68, pages 428-434
Published in Phytologia, in 1990, in volume 68, pages 435-438
Published in Phytologia, in 1990, in volume 68, pages 439-465
Published in Phytologia, in 1990, in volume 68, pages 421-427
Published in Phytologia, in 1990, in volume 68, pages 271-275
Published in Phytologia, in 1990, in volume 68, pages 276-292
Published in Phytologia, in 1990, in volume 68, pages 303-332
Published in Phytologia, in 1990, in volume 68, pages 293-302
Published in Phytologia, in 1990, in volume 69, pages 163-168
Published in Phytologia, in 1990, in volume 69, pages 169-171
Published in Phytologia, in 1990, in volume 69, pages 172-174
Published in Phytologia, in 1990, in volume 69, pages 175-176
Published in Phytologia, in 1990, in volume 69, pages 216-226
Published in Phytologia, in 1990, in volume 69, pages 129-137
Published in Phytologia, in 1990, in volume 69, pages 138-149
Published in Phytologia, in 1990, in volume 69, pages 150-159
Published in Phytologia, in 1990, in volume 69, pages 189-199
Published in Phytologia, in 1990, in volume 69, pages 200-215
Published in Phytologia, in 1990, in volume 69, pages 177-188
Published in Phytologia, in 1990, in volume 69, pages 227-235
Published in Phytologia, in 1990, in volume 68, pages 363-365
Published in Phytologia, in 1990, in volume 68, pages 333-362
Published in Phytologia, in 1990, in volume 68, pages 366-381
Published in Phytologia, in 1990, in volume 68, pages 125-133
Published in Phytologia, in 1990, in volume 68, pages 134-136
Published in Phytologia, in 1990, in volume 68, pages 138-140
Published in Phytologia, in 1990, in volume 68, pages 90-94
Published in Phytologia, in 1990, in volume 68, pages 95-97
Published in Phytologia, in 1990, in volume 68, pages 98-101
Published in Phytologia, in 1990, in volume 68, pages 141-143
Published in Phytologia, in 1990, in volume 68, pages 144-155
Published in Phytologia, in 1990, in volume 68, pages 120-121
Published in Phytologia, in 1990, in volume 68, pages 122-124
Published in Phytologia, in 1990, in volume 68, pages 397-400
Published in Phytologia, in 1990, in volume 68, pages 401-409
Published in Phytologia, in 1990, in volume 68, pages 410-412
Published in Phytologia, in 1990, in volume 68, pages 413-417