Lake Raleigh ID

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Last updated 4:54 PM on 9/15/26

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22 Terms

1

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Bidens bipinnata - Asteraceae

bipinnate/bipinnatifid leaves

small leaves

harpoon like pappus

stivven with age

<p>bipinnate/bipinnatifid leaves</p><p>small leaves</p><p>harpoon like pappus</p><p>stivven with age</p>

2

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*Helenium amarum - Asteraceae

lobe at tip of flower

narrow leaves

<p>lobe at tip of flower</p><p>narrow leaves</p>

3

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Solidago altissima - Asteraceae

Panicle

very erect

most common roadside solidago

secondary vein pair elevated from base - more pronounced

small hairs on stem

<p>Panicle</p><p>very erect</p><p>most common roadside solidago</p><p>secondary vein pair elevated from base - more pronounced</p><p>small hairs on stem</p>

4

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Elephantopus carolinianus - Asteraceae

head of heads subtended by 3 bracts

large leaves up to inflorescence

asymmetric flower that is deeply lobed

<p>head of heads subtended by 3 bracts</p><p>large leaves up to inflorescence</p><p>asymmetric flower that is deeply lobed</p>

5

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Eupatorium capillifolium - Asteraceae

very narrow leaves

panicle - like array of flowers

weedy native

fennel smell

<p>very narrow leaves</p><p>panicle - like array of flowers</p><p>weedy native</p><p>fennel smell</p>

6

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Eupatorium serotinum - Asteraceae

Corymbiform

whorled/opposite

large leaf stalk

coarse teeth

broad base

<p>Corymbiform</p><p>whorled/opposite</p><p>large leaf stalk</p><p>coarse teeth</p><p>broad base</p>

7

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Zanthium strumarium - Asteraceae

heart shaped leaf

spiked oval shaped leaf

<p>heart shaped leaf</p><p>spiked oval shaped leaf</p>

8

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*Perilla frutescens - Lamiaceae

very small pink flowers

open inflorescence

opposite leaves

square stem

flower and leaves smell different

pinnate venation

<p>very small pink flowers</p><p>open inflorescence</p><p>opposite leaves</p><p>square stem</p><p>flower and leaves smell different</p><p>pinnate venation</p>

9

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Persicaria spp. - Polygonaceae

shorter inflorescence

white or pink flowers

lanceolate

fused stipules - ocrea - long hairs on it

<p>shorter inflorescence</p><p>white or pink flowers</p><p>lanceolate</p><p>fused stipules - ocrea - long hairs on it</p>

10

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*Murdannia keisak - Commelinaceae

Alternate

Hair on front of sheath

Spherical capsule

round stem

<p>Alternate</p><p>Hair on front of sheath</p><p>Spherical capsule</p><p>round stem</p>

11

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Hypericum walteri - Hypericaceae

Pink flowers

obovate leaves

opposite

simple

notch on leaf tip - dull

petioles

entire margin

<p>Pink flowers</p><p>obovate leaves</p><p>opposite</p><p>simple</p><p>notch on leaf tip - dull</p><p>petioles</p><p>entire margin</p>

12

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Symphotrichum pilosum - Asteraceae

deep yellow disk flowers

alternate

phyllaries have see through spike at tip

<p>deep yellow disk flowers</p><p>alternate</p><p>phyllaries have see through spike at tip</p>

13

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Elymus virginicus - Poaceae

spike inflorescence

<p>spike inflorescence</p>

14

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*Sorghum halepense - Poaceae

Branches straight

open inflorescence unlike Tridens flavus

big white mid-vein that is a little off-center

wider side alternates

<p>Branches straight </p><p>open inflorescence unlike Tridens flavus</p><p>big white mid-vein that is a little off-center</p><p>wider side alternates</p>

15

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*Digitaria sanguinalis - Poaceae

inflorescence like paspalum bit sharp spikelet

stolon

tightly arranged spikelets

digitative inflorescence

long white hairs on sheath

<p>inflorescence like paspalum bit sharp spikelet</p><p>stolon</p><p>tightly arranged spikelets</p><p><strong>digitative</strong> inflorescence</p><p>long white hairs on sheath</p>

16

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*Paspalum urvillei - Poaceae

hairy spikelets

10+ spikes

pubescent velvety sems on bottom - purple color

<p>hairy spikelets</p><p>10+ spikes</p><p>pubescent velvety sems on bottom - purple color</p>

17

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Setaria spp. - Poaceae

can’t see axis

terminal inflorescence

bristles below spike

<p>can’t see axis</p><p>terminal inflorescence</p><p>bristles <strong>below</strong> spike</p>

18

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Cyperus spp. - Cyperaceae

terminal inflorescence

spikelet has lots of flowers

laterally compressed spikelets

main stem angular

closed blade

<p>terminal inflorescence</p><p>spikelet has lots of flowers</p><p>laterally compressed spikelets</p><p>main stem angular</p><p>closed blade</p>

19

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Juncus coriaceus - Juncaceae

Appears lateral inflorescence

spherical, glossy capsule

stiff, stem leaves looks like

stem making inflorescence appear lateral

capsule fruit subtended by 6 tepals

<p>Appears lateral inflorescence</p><p>spherical, glossy capsule</p><p>stiff, stem leaves looks like</p><p>stem making inflorescence appear lateral</p><p>capsule fruit subtended by 6 tepals</p>

20

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Juncus effusus - Juncaceae

elongated, stiff terminal leaf

capsules dull and open - truncate when not burst

lateral inflorescence

<p>elongated, stiff terminal leaf</p><p>capsules dull and open - truncate when not burst</p><p>lateral inflorescence</p>

21

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Pinus echinata - Pinaceae

2 needles in fasicle (sometimes 3)

shorter needles (shorter than hand)

<p>2 needles in fasicle (sometimes 3)</p><p>shorter needles (shorter than hand)</p><p></p>

22

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Pinus taeda - Pinaceae

needles in 3 (fascicle)

longer needles, few inches longer than hand

contorted needles

no resin pockets

<p>needles in 3 (fascicle)</p><p>longer needles, few inches longer than hand</p><p>contorted needles</p><p>no resin pockets</p>