Wildflowers of the Pawnee National Grassland

A partial list of wildflowers
commonly found on the
Pawnee National Grassland
Bloom Times: The flowers are loosely grouped by the approximate times they bloom on the grassland . April-May
MaY-September
o Buffalo Bur (Solanum rostratum)
o Groundsel (Senecio species)
o Purple Ground Cherry (Quincula lobata)
o Snow on the Mountain (Agaloma marginata)
o Prairie
o Sunflowers (Helianthus species)
o Tansy Aster (Macheranthera tanacetifolia)
o Threadleaf Yellowrays (Thelesperma filifolium)
o Puccoon (Uthospermum incisum)
o Salsify (Tragopogon major)
o Star Lily (Leucocrinum montanum)
April-July
o Hartweg
Evening Primrose
(Calylophus hartwegii)
o Prairie Evening Primrose
(Oenothera albicaulis)
o Wooly locoweed (Astragalus moflissimus)
o Yucca (Yucca angustifolia)
There are many more wonderful wildflowers to be
found on the Pawnee National Grassland. Use this
space to log others you find and identify.
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o Tufted Sandwort (Arenaria hookeri)
o Western Wallflower (Erisimum aspermum)
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May-July
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o Blue flax (Unum lewisii)
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(Penstemon angustifolius)
o Pink Cleome (C/eome serrulata)
o Plains Prickly Pear Cactus
(Opuntia polycantha)
o Prairie Coneflower (Ratibida columnifera)
Good resources to help you identify wildflowers on
the Pawnee National Grasslands are:
Wildflowers of the Western Plains: A Field Guide.
Zoe Merriman Kirkpatrick Colorado Wildflowers, Vol. 1, Plains & Foothills. G. K. Guennel
A Field Guide to Wildflowers: Northeastern and
North-Central North America (Peterson Field
Guides) Margaret McKenny, Roger Tory Peterson
Wildflowers of the
PAWNEE NATIONAL
GRASSLAND
(blooms March to October)
o Prairie Snowball (Abronia fragrans)
o Cryptantha (Cryptantha species)
o Hood's phlox (Phlox hoodii)
o Narrow-leaved Penstemon
660 "0" Street, Greeley CO 80631.
Phone: (970) 346-5000
www.fs.usda.gov/arp
o Scarlet Globe Mallow (Sphaeralcea coccinea)
o Nuttall's Violet (Viola nuttallii)
onion (Allium textile)
Pawnee National Grassland
A free Motor Vehicle Use Map (MVUM)
of the Pawnee National Grassland can
be obtained at the District Office.
This map shows the public and pri­
vate land, as well as all roads open to
motorized vehicles on the Grassland.
Motorized travel is limited to desig­
nated routes; no cross-country driv­
ing is allowed.
The U.S. Department of Agriculture (USDA) pro­
hibits discrimination in all its programs and activ­
ities on the basis of race, color, national origin,
age, disability, and where applicable, sex, mari­
tal status, familial status, parental status, reli­
gion, sexual orientation, genetiC information,
political beliefs, reprisal, or because all or part of
an individual's income is derived from any public
assistance program. (Not all prohibited bases
apply to all programs.) Persons with disabilities
who require alternative means for communica­
tion of program information (Braille, large print,
audiotape, etc.) should contact USDA's TARGET
Center at (202) 720-2600 (voice and TDD). To
file a complaint of discrimination, write to USDA,
Director, Office of Civil Rights, 1400 Independ­
ence Avenue, S.W., Washington, DC 20250­
9410, or call (800) 795-3272 (voice) or (202)
720-6382 (TDD). USDA is an equal opportunity
provider and employer.
February,
2012
Tansy Aster
(Macheranthera
tanacetifolia)
Scarlet Globe Mallow
(Sphaeralcea
coccinea)
Prairie Snowball
(Abronia fragrans)
Threadleaf Yellowrays (Thelesperma
filifolium)
Snow,-on-tlil,e-m.ountai Q
fLORA Of THE. PAWNEE;
NATIONAL GRASSlAND
The s,h,o.rtg~-a,ss prairie mai!<es up toe, !?aWl1lee
National Grassland, We invite yOU! to. exp.lorre
the beauty of this I.and as, YQ.l,! locate and enjoy'
identifying tlrle flo.wering species of our prai~ie,
Below are a tew samples, of th.e species you
ma)f encounter, and there, is a checklist 011\ tine
next page, of this b("qch,ure. to' ~ecord your frin.d's.
RECREATIONAL USER ETHICS IN URBAN NATIONAL FORESTS AND INTERMIXED LANDS (Aga/ama, margitla.taJ is
~eminiscent
of, tlile Poin­
settia" w,I:1Ach is, in. the
sa.me family (Eupmorbiq­
eeae). ]t can grQw to
three ' eet tall anq blooms
)1,1 (l,e to October.
T,he bi9gest flower show Qf the seaSQn begi.ns i/il )l1,Ioe
when tile pnckl't pear cact\,lS (Opuntia, pol¥caf/.tha~ i.s ilj1,
bloom .. lihe roUi H9 prairi,e Is. co.velied wit.n redl a{ld yel­
low th,ree.-i lj1ch blooms ..
Pr, ickly
Since you are one of the owners of
these Federal lands, treat them as if
they were your own or your best
friend's home - keep them clean and
undamaged.
Learn the regulations and techniques
that will enable you to enjoy your
National lands with the least impact
on natural resources and other
people - take part in environmental
education, "no trace camping" and
"tread lightly" programs. Visit agen­
cy information centers and read bul­
letin boards and pamphlets.
popp~
(Argemooe pafYiJnthemos)
Nanow,-Ieaved pelilstem,olil!
(l?en.stemon. iJn/;ustifoliuS)i
Respect the rights of other visitors
and nearby residents - find areas to
carry out your activities that have
the least conflict with others.
PraJri.e Evenirilg Primrose
(Oenott\el!a alhiciJu/is)
blooms from. Aprill to
Ma,y, and as the name
su,g,gests, flowers open
in th.e evenililg.
Look for special habitats near rocky outcrops or
wet potholes fOIi diverse flower displays. l)o1arw,
cao be foun.d in areas. that are frequenthr visitedl,.
such. as the Pa.wnee Buttes.
luHed $a{l.dwort
(Areli!~Kiql
hookeri) is. a COflilmon nati,v e
(OlUnd am, the Pa''cVnee Nq­
ti,onal G("assliillil.d . When i,t
di,es back in the, Wif!l,ter, the
9rrayisl:1,-b~Qw, n stems a ~e a,
telltale sign to' 1001< for and!
cOrlile oacl< to view when i,t
fl.o.v.:ers agaio ilil, the spr,ing.
Because it !protects the soil
beneath, it" Tufted Sandwort
can often become mouilld
shaped! as it ages.
"ENJOY IT­
DON'T DESTROY IT. "