Table 31
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Section

Series

Species

Subspecies

(2n=)

I. ANNUUI

 

*niveus

niveus, tephrodes, canescens

34

*debilis

debilis, vestitus, tardilorus, silves-tris, cucume-rifolius

34

*praecox

praecox, runyonii, hirtus

34

*petiolaris

petiolaris, fallax

34

*neglectus, *annuus, *argo-phyllus, *bolanderi, *anomalus, *paradoxus, *agrestis

 

34

II. CILIARES

1. Pumili

gracilenthus, pumilus, cusickii

 

34

2. Ciliares

arizonensis, laciniatus

 

34

ciliaris

 

68

III. DIVARICATI

1. Divaricati

mollis, divaricatus, decape-talus

 

34

occidentalis

occidentalis, plantagineus

34

hirsutus, strumosus

 

68

eggertii, tuberosus

 

102

rigidus

rigidus, sub-rhomboideus

102

2. Gigantei

giganteus, grosseserratus

 

34

nuttallii

nuttallii, parishii, rydbergii

34

maximiliani, salicifolius, cali-fornicus

 

34

resinosus, schweinitzii

 

102

3.Microcephali

microcephalus, glaucophyllus, smithii, longifolius

 

34

laevigatus

 

68

4. Angustifolius

angustifolius, simulans, floridanus

 

34

5. Atrorubentes

silphioides, atrorubens, hetero-phyllus, radula, carnosus

 

34

TABLE 31:  Taxonomy of the genus Helianthus (* annual growth habit; remaining species are perennial)

© by R. Schlegel 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014

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