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REN R 120 plants - Statistics

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  • The average score is 2 of 122
Answer Stats
Hint answer % Correct
common name american elm
100%
family Pinaceae
100%
evergreen, rounded/notched needle apices, 15-25mm, needles straight, shiny green above, whitish below, sessile and 2 ranked, needles individual; round ovoid buds; barrel shaped cones erect on branch, scales fall off, axis stays Abies balsamea
0%
family Aceraceae
0%
family Aceraceae
0%
family Aceraceae
0%
family Aceraceae
0%
deciduous, simple opposite leaves, two short basal lobes taller middle lobe, coarsely serrate, bright red in fall; no buds; flowers droop in terminal clusters; winged paired samara, outer margins parallel Acer Ginnala
0%
deciduous, pinnately compound opposite leaves; terminal bud ovoid with white hairs; flowers apetalous with pale green sepals, dioeious, females drooping clusters, male later bundles; winged samara 45* from each other Acer negundo
0%
deciduous, simple opposite deeply palmatifid leaves, 5-7 lobes, erose; clustered buds, small greenish yellow flowers on short stalks, winged samara 90* from each other, seedcase ribbed Acer saccharinum
0%
deciduous, simple opposite palmatifid leaves, wavy to serrate margins, 5 lobes; terminal bud cone shaped and pointed; flowers 5 greenyellow sepals, apetalous, droop in clusters with stamen and pistil; winged samara in u shape, plump seedcase Acer saccharum
0%
deciduous, compound leaves palamte opposite, 5-7 leaflets, acuminate, uneven serrate, yellowish upper pale under; terminal buds widest at middle; narrow bell shaped flowers, 4 green petals; leathery capsule seed covered with blunt spines, splits into 3 Aesculus glabra
0%
deciduous, small alternate ovate leaves, serrulate; stalkless buds, curved tips, reddish green overlapping scales; male catkins erect and dense, females catkins persistent and cone like 10-15mm; broad winged nutlet Alnus crispa
0%
deciduous, simple ovate alternate leaves, thick, serrulate; buds on short stalks, bright red with fine hairs, round to club shaped; catkins in groups 2-5; winged nutlet Alnus tenuifolia
0%
common name amur maple
0%
common name ash
0%
common name balsam fir
0%
common name balsam poplar
0%
common name basswood
0%
common name beaked hazelnut
0%
family Betulaceae
0%
family Betulaceae
0%
family Betulaceae
0%
family Betulaceae
0%
family Betulaceae
0%
deciduous, simple alternate leaves, ovate or triangular, mild serrulate; slender buds taper, brown at tip green at base, no terminal bud usually; male catkins clusters 1-3, erect, female catkins erect, monoecious, flowers lobed calyx; winged nutlet, wings broader than nutlet, scales in x shapeand hairy Betula papyrifera
0%
deciduous, simple alternate very round leaves, wedge or round at base, crenate with 6-10 teeth each side; no buds; male catkins droop, female catkins erect, resemble honeycombs; nutlet with wings as broad as nutlet, nearly flat Betula pumila
0%
common name black spruce
0%
common name bog birch
0%
common name bur oak
0%
evergreen, roundish overlapping scales leaves; no buds; scaly seed cones up to 6 sclales Chamaecyparis nootkatensis
0%
common name colorado spruce
0%
deciduous, simple alternate leaves, doubly serrate; ovoid asymmetrical buds; male catkins pendulous in clusters 1-3, female flowers at tip of shoot; 12mm long nut, egg shaped with blunt point, nut covered in fleshy papery sheath with stiff hairs, narrows to long tube Corylus cornuta
0%
common name creeping juniper
0%
family Cupressaceae
0%
family Cupressaceae
0%
family Cupressaceae
0%
family Cupressaceae
0%
family Cupressaceae
0%
common name douglas fir
0%
common name eastern white pine
0%
family Fagaceae
0%
family Fagaceae
0%
deciduous, pinnately compound opposite leaves all same size maybe larger terminal; pyramid buds soft granular; apetalous flowers, female loose clusters, male tight clusters, small dark lateral on twig; winged samara, seeds are dry and oblong with one narrow wing, smooth margined wing, seeds droop in clusters Fraxinus spp
0%
common name Ginkgo
0%
family Ginkgoaceae
0%
deciduous, 2 lobed fan shaped leaves, alternate or in fascicles; terminal buds broadly ovate, lateral buds diverge from twig; fleshy plum like seeds Ginkgo biloba
0%
common name green alder
0%
common name ground juniper
0%
family Hippocastanaceae
0%
common name jack pine
0%
evergreen, needle like leaves in whorls of 3, crowded on stem, sharp and joined at base, grooved and white on upper; no buds; berry like fleshy blue cones, axillary sessile and covered in small ridges Juniperus communis
0%
evergreen, young leaves awl, old leaves overlapping scale like with apiculate tips; no buds; berry-like fleshy blue cones, terminal Juniperus horizontalis
0%
evergreen, young leaves awl shaped, old leaves scale like and overlapping with acute tips; no buds; blue,fleshy, berry like cones covered with bloom, surface covered in small ridges Juniperus scopulorum
0%
deciduous, flat soft needles 2-5cm, long shoot needles individual, short shoot needles in fascicles with clusters of 12-20, both pale green Larix laricina
0%
deciduous, flattened needles 2-5cm long, soft. long shoot needles individual, short shoot needles in fascicles of 15-30 needles, both pale in colour; buds ovoid, brown and darker at base; cones with thick leathery scales with smooth margins, bracts shorter than scales, cones slightly stalked Larix sibirica
0%
common name lodgepole pine
0%
common name manitoba maple
0%
common name mugho pine
0%
common name ohio buckeye
0%
family Oleaceae
0%
common name paper birch
0%
evergreen, needles straight, stiff, sharp, and square, spirally arranged individually on branch, no fascicles. green to bluish green with white lines; buds ovoid and scaly; cylindrical pendulous cones, scales have smooth margins, cones 2.5-5cm long Picea glauca
0%
evergreen, needles sharp, straight, stiff, square, spirally arranged individually, green to grayish-green with white lines; conical buds, scaly; pendulous cones with papery scales, erose margins, cones 2-3cm long Picea mariana
0%
needle like leaves, square, stiff, sharp, curved inwards, individual; cones cylindrical with papery scales with toothed margins Picea pungens
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
family Pinaceae
0%
evergeen, 2 needles per fascicle, sharp; cones point forwards and scales appressed Pinus banksiana
0%
evergreen, 2 needles per fascicle; 15mm blunt buds; cones point backward and have prickles at the end of each scale Pinus contorta var. latifolia
0%
evergreen, needles 3-6cm, 2 per fascicle in chaffy sheath; cones ovoid almost at right angle to branch with dark band on margin of scale Pinus mugo
0%
evergreen, needles 12-25 cm, stiff but flexible, sharp, 3 per fascicle, needles dark yellowish green; sharp buds 15-20mm; cones cylindrical or ovoid, scales ticked at tips with sharp prickles Pinus ponderosa
0%
evergreen, 5-15cm needles 5 per fascicle, bluish green with lines; sharp buds 15mm; cylindrical pendulous cones, thin scales rounded at tip, 8-20cm Pinus strobus
0%
evergreen, sharp needles 4-8cm, 2 per fascicle in chaffy sheath; ovoid sharp buds; cones point backwards, scales thickened tip with a diamond pattern on outer surface, cones in clusters of 2-3 Pinus sylvestris
0%
common name plains cottonwood
0%
common name ponderosa pine
0%
deciduous, simple alternate with long petioles, ovate, upper shiny lower pale, serrulate; large terminal buds, pointy orange brown 5 scales; male catkins 7-10cm female catkins 10-13, dioecious, apetalous in axil of bract; ovoid capsule seed, release fuzzy seeds Populus balsamifera
0%
deciduous, simple alternate deltoid leaves, long petiole, upper shiny lower dull, rounded large teeth 5-15 per side; buds covered in minute hairs; flowers apetalous, dioecious; oval capsule releases fuzzy seeds Populus deltoides ssp monilifera
0%
deciduous, simple alternate leaves, long slender flat petiole, oval to kidney shaped, fine round teeth, upper dark under pale green; buds conical tips point inward; capsule narrowly conical 5-7mm Populus tremuloides
0%
evergreen, flexible flat needles, no fascicles, 2 ranked, yellow green with line of white dots underneath, softer; cluster of laterl buds, separate terminal bud; narrowly ovoid, broad, rounded cones with leathery scales, pendulous 6-9cm, bracts extend beyond scales Pseudotsuga menziesii
0%
deciduous, simple alternate leaves, lobed with 7-9 deep lobes, upper half wider than lower half; terminal buds blunt and harry; male flowers drooping catkin, female flowers in axil of leaves, monoecious; acorn covered over 50% in cup/hat with fringed margins, knobby scales, 20-30mm long Quercus macrocarpa
0%
deciduous, simple alternate leaves, 7-9 deep lobes with bristle tipped teeth; ovoid terminal buds, smooth and shiny redbrown; monoecious, male catkins drooping, female flowers in axil of leaves; nut covered 1/4 in hat/cup, is as wide as long, scales thin, hairless, 12-25mm Quercus rubra
0%
common name red oak
0%
common name river alder
0%
common name rocky mountain juniper
0%
family Salicaceae
0%
family Salicaceae
0%
family Salicaceae
0%
family Salicaceae
0%
deciduous, simple alternate leaves, long and narrow; buds have one scale, buds seem crowded; flowered catkins; capsules, seeds with silky hairs Salix spp
0%
common name scots pine
0%
common name siberian elm
0%
common name siberian larch
0%
common name silver maple
0%
common name sugar maple
0%
common name tamarack
0%
family Taxaceae
0%
evergreen, flattened needle like leaves, individual needles, dark yellow green on top pale below, needles abruptly pointed; small round buds; hard dark blue seed in red fleshy cup Taxus brevifolia
0%
evergreen, overlapping leathery needles oppositely arranged, 4 ranked, appear flattened; no buds; cones are stalked with leathery scales, look bud like, small, 2 membranous wings Thuja plicata
0%
family Tiliaceae
0%
deciduous, simple deltoid alternate leaves, apiculate to acuminate tips, serrate, dull green upper, light green under, almost oblique base; creamy yellow flowers in cymes; nut like capsules globular and fuzzy in cymes at base of leaf bract Tilia spp
0%
common name trembling aspen
0%
evergeen, blunt and flat needles with parallel sides. individual needs, shiny dark green and grooved, two ranked; globular buds; cones ovoid with rectangular shaped scales, scale margins smooth to erose, cones blunt tipped and short stalked Tsuga heterophylla
0%
family Ulmaceae
0%
family Ulmaceae
0%
deciduous, simple alternate leaves, upper side sand paper texture, serrate, base oblique; flat buds 5mm long; flowers on separate pedicel in loose clusters, reddish brown; winged samara oval in outline, notched at top, wing is fringed with hairs and veined Ulmus americana
0%
deciduous, simple alternate narrowly ovate leaves, serrate, leaf base almost symmetrical; globular buds, dark brown with scales and hairy margins; flowers on separate short pedicel in loose clusters, reddish brown to purple brown; winged samara round outline, has closed notch Ulmus pumila
0%
common name western hemlock
0%
common name western redcedar
0%
common name white spruce
0%
common name willow
0%
common name yellow cedar
0%
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