 | Review of the taxonomy of Aster sensu lato (Asteraceae: Astereae), emphasizing the New World species
G L Nesom Phytologia 77: 141-297 |
 | A new Chaetopappa from the GuadelupeMountains of New Mexico and Texas
S F Blake (1946) Proceedings of The Biological Society of Washington 59: 47-48 |
 | Keys for the identification of Acyrthosiphon (Hemiptera: Aphididae)
V F Eastop (1971) Bulletin of the British Museum (Natural History), Entomology 26: 1-115 |
 | Chromosome Numbers in Compositae, XV: Liabeae
Harold Robinson, A Michael Powell et al. (1985) Annals of the Missouri Botanical Garden 72: 469-479 |
 | The genera of Cardueae (Compositae; Asteraceae) in the southeastern United States
R W Scott (1990) Journal of the Arnold Arboretum 71: 391-451 |
 | Nesomia chiapensis (Asteraceae-Eupatorieae), a new genus and species from Mexico
B L Turner (1991) Phytologia 71: 208-211 |
 | Cololobus, Pseudopiptocarpha, And Trepadonia, 3 New Genera From South america (Vernonieae, Asteraceae)
H Robinson (1994) Proceedings of The Biological Society of Washington 107: 557-568 |
 | Comments on Microgynella, Sommerfeltia, and Asteropsis (Asteraceae: Astereae)
G L Nesom (1994) Phytologia 76: 101-105 |
 | Taxonomic overview of Podocoma (Astereae: Asteraceae), with the incorporation of two species from Conyza
G L Nesom and D Zanowiak (1994) Phytologia 76: 106-114 |
 | Inulopsis synopsis (Asteraceae: Astereae)
G L Nesom (1994) Phytologia 76: 115-124 |
 | Apopyros (Asteraceae: Astereae), a new genus from southern Brazil, Argentina and Paraguay
G L Nesom (1994) Phytologia 76: 176-184 |
 | Chromosome Counts of Compositae from Ecuador and Venezuela
David M Spooner, Diederik C D De Jong et al. (1995) Annals of the Missouri Botanical Garden 82: 596-602 |
 | Tribal Phylogeny of the Asteraceae Based on Two Non-Coding Chloroplast Sequences, the trnL Intron and trnL/trnF Intergenic Spacer
Randall J Bayer and Julian R Starr (1998) Annals of the Missouri Botanical Garden 85: 242-256 |
 | Toward A Phylogenetic Subfamilial Classification For The Compositae
J L Panero and V A Funk (2002) Proceedings of The Biological Society of Washington 115: 909-922 |
 | New supertribes, Helianthodae and Senecionodae, for the subfamily Asteroideae (Asteraceae)
H Robinson (2004) Phytologia 86: 116-120 |
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