209 
gracillimus A. Gray 
phlogifolius Muhl. 
phyllolepis T. & G. 
Porteri A. Gray 
prenanthoides Muhl. 
porrectifolius Porter 
Pringlei (A. Gray) Britton 
ptarmicoides (Nees) T. & G. 
Georgianus A. Gray 
lutescens (Hook.) A. Gray 
puniceus L,. 
firmus (Nees) T. & G. 
lucidulus A. Gray 
purpuratus Nees 
(A. virgatus El.) 
pygmaeus Lindl. 
racemosus El. 
radula Ait. 
biflorus (Michx.) Porter 
14597 radulinus A. Gray 
14598 Richardsonu Spreng. 
(cA. Sibivicus Ae Gray, not 1.) 
14599 giganteus Hook. 
14600 riparius H. B. K. 
14601 roscidus Burgess 
14602 sagittaefolius Willd. 
E4579 
14580 
14581 
14582 
14583 
14584 
14585 
14586 
14587 
14588 
14589 
c759° 
t4591 
Rag 
14593 
14594 
14595 
14596 
14603 dissitiflorus Burgess 
14604 urophyllus(Lindl.)Burgess 
14605 salicifolius Lam. 
14606 caerulescens A. Gray 
14607 stenophyllus (Lindl.) 
Burgess 
14608 subasper (Lindl.) A. Grav 
14609 Schreberi Nees 
14610 Scribner1 Rydb. 
IAGicke seniceus Vent. 
14612 Shortii Hook. 
Sonomensis Greene 
spectabilis Ait. 
squarrosus Walt. 
subracemosus Rydb. 
subspathulatns Rydb. 
(A. spathulatus Lindl.) 
subulatus Michx.. 
surculosus Michx. 
tardiflorus L,. 
lancifolius Fernald 
tenebrosus Burgess 
14613 
14614 
14615 
14616 
14617 
14618 
14619 
14620 
14621 
14622 
tenuifolius L,. 
thermalis Jones 
Torreyi Porter 
tradescanti L,. 
turbinellus Lindl. 
undulatus L,. 
abruptifolius Burgess 
diversifolius A. Gray 
longiformis Burgess 
torquatus Burgess 
triangularis Burgess 
versicolor Willd. 
vimineus Lam. 
Columbianus Britton 
foliolosus (Ait.) A. Gray 
violaris Burgess 
viridis Nees 
Watsoni A. Gray 
Woodhousei Wooton 
Yosemitanus (A.Gray)Greene 
14623 
14624 
14625 
14626 
14627 
14628 
14629 
14630 
14631 
14632 
14633 
14634 
14635 
14636 
14637 
14638 
14639 
14640 
14641 
14642 
Heleastrum 
(Aster in part) 
14643 Chapmani (T. & G.) Greene 
(A. eryngifolius 'T. & G.) 
14644 paludosum (DC.) Greene 
14645 spinosum (Chapm.) Greene 
Doellingeria 
(Aster in part) 
humilis (Willd.) Britton 
infirma (Michx.) Greene 
reticulata (Pursh) Greene 
sericocarpoides Sinall 
umbellata (Mill.) Nees 
pubens (A. Gray) Britton 
14646 
14647 
14648 
14649 
14650 
14651 
Tonactis 
(Aster in part) 
14652 alpina (Nutt.) Greene 
(A. scopulorum A. Gray) 
14653 linariifolia (L.) Greene 
14654 stenomeres (A. Gray) Greene 
Leucelene 
14655 arenosa Heller 
14656 ericoides (Torr.) Greene 
(A. ertcaefoltus Rothrock) 
serotina Greene 
14057 
