Selaginella arenicola subsp. riddellii
Riddell's spikemoss
|
herb
|
4
|
A
|
2
|
Sideroxylon lanuginosum var. lanuginosum
|
chittimwood
|
shrub
|
2
|
F
|
8
|
Silene antirrhina
|
sleepy catchfly
|
herb
|
2
|
E
|
6
|
Silphium integrifolium
|
rosin-weed
|
herb
|
3
|
A
|
2
|
Sisyrinchium angustifolium
|
narrowleaved blue-eyed grass
|
herb
|
3
|
A
|
2
|
Smilax bona-nox
|
saw greenbrier
|
woody vine
|
4
|
A,B,C,F
|
7
|
Smilax glauca
|
cat greenbrier
|
woody vine
|
2
|
D
|
8
|
Smilax laurifolia
|
laurel greenbrier
|
woody vine
|
2
|
D
|
8
|
Smilax rotundifolia
|
roundleaf greenbrier
|
woody vine
|
4
|
A,B,F
|
8
|
Smilax smallii
|
lanceleaf greenbrier
|
woody vine
|
3
|
B
|
2
|
Solanum ptycanthum *
|
black nightshade
|
herb
|
2
|
A,E
|
5
|
Solidago nemoralis
|
old-field goldenrod
|
herb
|
2
|
E
|
7
|
Solidago odora
|
fragrant goldenrod
|
herb
|
3
|
A
|
2
|
Solidago patula var. strictula
|
willow goldenrod
|
herb
|
3
|
A
|
2
|
Solidago rugosa var. rugosa
|
rough-leaved goldenrod
|
herb
|
2
|
D,F
|
10
|
Solidago ulmifolia var. ulmifolia
|
elm-leaf goldenrod
|
herb
|
3
|
B
|
2
|
Spermolepis divaricata
|
forked scaleseed
|
herb
|
3
|
A,E,F
|
14
|
Spiranthes vernalis
|
grass-leaved ladies' tresses
|
herb
|
1
|
B
|
13
|
Stellaria meadia *
|
common chickweed
|
herb
|
1
|
E
|
7
|
Stillingia sylvatica
|
queen’s delight
|
herb
|
2
|
A
|
14
|
Streptanthus hyacinthoides
|
clasping jewelflower
|
herb
|
2
|
A,E,F
|
1
|
Stylosanthes biflora
|
sidebeak pencilflower
|
herb
|
2
|
A,E
|
14
|
Styrax sp.
|
storax
|
tree, shrub, sap
|
2
|
C
|
12
|
Tephrosia virginiana
|
Virginia goatsrue
|
herb
|
3
|
A
|
14
|
Thelesperma filifolium
|
stiff green thread
|
herb
|
4
|
A,E,F
|
1
|
Toxicodendron radicans
|
eastern poison ivy
|
woody vine, herb
|
5
|
A,B,C
|
3
|
Toxicodendron pubescens
|
Atlantic poison oak
|
shrub
|
3
|
A,B,C,F
|
12
|
Trachelospermum difforme
|
climbing dogbane
|
herb
|
2
|
B,D
|
8
|
Tradescantia hirsutiflora
|
hairy-flower spiderwort
|
herb
|
4
|
A
|
2
|
Tradescantia ohiensis
|
smooth spiderwort
|
herb
|
2
|
B
|
10
|
Tradescantia reverchonii
|
downy spiderwort
|
herb
|
|
A
|
14
|
Tragia smallii
|
short noseburn
|
herb
|
|
A
|
1
|
Tragopogon dubius *
|
goat's beard
|
herb
|
2
|
E
|
10
|
Trichostema dichotomum
|
forked blue curls
|
herb
|
4
|
A
|
2
|
Tridens flavus var. flavus
|
tall purple top
|
herb
|
4
|
A,E,F
|
2
|
Tridens strictus
|
narrow redtop
|
herb
|
3
|
E
|
8
|
Trifolium incarnatum *
|
crimson clover
|
herb
|
2
|
F
|
9
|
Triodanis perfoliata var. perfoliata
|
round-leaved Venus’ looking-glass
|
herb
|
3
|
A,E
|
14
|
Triticum aestivum *
|
common wheat
|
herb
|
2
|
F
|
9
|
Ulmus alata
|
winged elm
|
sap, shrub
|
3
|
A
|
2
|
Ulmus americana
|
American elm
|
sap
|
2
|
B
|
3
|
Utricularia sp. (coll.-gibba/subulata)
|
bladderwort
|
herb
|
3
|
D
|
3
|
Vaccinium arboreum
|
farkleberry
|
sap, shrub
|
3
|
A, B
|
14
|
Vaccinium elliottii
|
mayberry
|
shrub
|
|
|
15
|
Vaccinium fuscatum
|
black highbush blueberry
|
tree, shrub, sap
|
3
|
F
|
12
|
Vaccinium stamineum
|
deerberry
|
shrub
|
|
|
14
|
Vaccinium virgatum
|
smallflower blueberry
|
shrub
|
|
|
12
|
Verbascum thapsus *
|
common mullein
|
herb
|
2
|
E
|
6
|
Verbesina helianthoides
|
gravelbeard
|
herb
|
2
|
A,F
|
14
|
Vernonia sp. – narrow leaves, not white underneath
|
ironweed
|
herb
|
2
|
A,F
|
10
|
Viburnum nudum var. nudum
|
possum-haw
|
shrub
|
3
|
D
|
10
|
Viburnum rufidulum
|
rusty black haw
|
sap, shrub
|
3
|
A
|
2
|
Vicia sativa var. sativa *
|
common vetch
|
herb
|
2
|
B
|
3
|
Viola bicolor*
|
Johnny jump-up
|
herb
|
3
|
E
|
1
|
Viola primulifolia
|
white violet
|
herb
|
2
|
D
|
14
|
Vitis aestivalis var. lincecummii
|
long grape
|
woody vine
|
2
|
A,B,E,F
|
14
|
Vitis cinerea
|
graybark grape
|
woody vine
|
|
|
1
|
Vitis rotundifolia
|
muscadine
|
woody vine
|
4
|
A, B
|
3
|
Vulpia octoflora var. octoflora
|
six-weeks fescue
|
herb
|
3
|
A,E
|
7
|
Vulpia sciurea
|
squirrel-tail fescue
|
herb
|
|
|
14
|
Woodwardia areolata
|
net-veined chain fern
|
herb
|
2
|
C,D
|
10
|
Xyris sp.
|
yellow-eyed grass
|
herb
|
3
|
B
|
9
|
Yucca louisianensis
|
Louisiana soapweed
|
shrub
|
|
|
15
|
Species in blue type are tracked by the Arkansas Natural Heritage Commission
* = non-native species = 20/330 = 6.1% of flora
Strata
tree = > 5 in dbh and > 20 ft tall
sapling = 0.4 to < 5 in dbh and > 20 ft. tall
shrub = usually 3 to 20 ft tall; multi-stemmed brushy shrubs, small trees, and saplings
woody vine = vines that are woody
herb = graminoids, forbs, ferns, fern allies, herbaceous vines, tree seedlings
Frequency
5 = abundant
4 = common
3 = occasional
2 = infrequent
1 = rare
Habitat
A = sand barrens (xeric)
B = dry-mesic woods (pine, Q. alba, Q. falcata)
C = forested seep (SW corner of property)
D = herbaceous seep (SE corner of property)
E = old field
F = dry blue-jack oak woodland
Sources
1 = From site descriptions by Edwin Bridges and Steve Orzell and collections by Jerry Roberts and Gary Tucker
2 = Steve Walker and Chris Wilson, 23 August 1995 site visit
3 = Scott Simon and Stacy Smith, 9 May 1997 site visit
4 = Joe Stuckey, personal conversation
5 = Site list from Dale Thomas
6 = Joe Stuckey, Scott Simon and Stacy Smith, 29 May 1997 site visit
7 = Stacy Smith, Scott Simon and Stephen Walker, 17 June 1997 plant community monitoring
8 = Scott Simon, Mike Fuhr, and Amy Hood, 15 Sept 1998 site visit
9 = D. Zollner, 28 April 2000 site visit.
10 = S. Simon and D. Zollner, 27 June 2000 site visit.
11 = D. Zollner, 9 October 2000 site visit.
12 = S. Simon, Doug Zollner, and Meryl Hattenbach, 9 May 2001 site visit. (w/ Theo Witsell keying unknowns)
13 = S. Simon, 5 June 2001 site visit. (w/ Theo Witsell keying unknowns)
14 = Johnnie Gentry, Chris Reid, et al. (Arkansas Flora Project collection trip). 2001.
15 = Site report, undated, ANHC files
16 = S. Simon, early 2002 site visit.
Nomenclature (with exceptions) according to:
Kartesz, John. 1994. A Synonymized Checklist of the Vascular Flora of the United States, Canada, and Greenland. Timber Press.
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