PNW Flora

Page 1



6–25 26– 45 46 – 63 64– 83 84 –103 104–119


NxN

The Pacific Northwest is a diverse geographi ranges, including the Coast Mountains, the C Columbia Mountains, and the Rocky Mounta west is Mount Rainier, in the Washington Ca ately inland from the Cascade Range there i northwards, only a few miles wide in Canad region, semi-arid and often completely arid, in British Columbia it is the Interi or Plateau, bia Plateau was the scene of massive ice-ag coulees, canyons, and plateaus. Much of the is irrigated farmland. The Columbia River cu the Columbia Plateau, and through the Casc After the Mississippi, more water flows throug lower 48 states.

Because many areas have plentiful rainfall, America’s most lush and extensive forests, a Coastal forests in some areas are classified a


NW

ic region, dominated by several mountain Cascade Range, the Olympic Mountains, the ains. The highest peak in the Pacific Northascades, at 14,410 feet (4,392 m). Immediis a broad plateau, narrowing progressively da, and also getting higher. In the US this is known as the Columbia Plateau, while also called the Fraser Plateau. The Columge floods, as a consequence there are many e plateau, especially in eastern Washington, uts a deep and wide gorge around the rim of cade Range on its way to the Pacific Ocean. gh the Columbia than any other river in the

the Pacific Northwest has some of North and at one time, the largest trees in the world. as temperate rain forest.




COMMON NAME

LATIN NAME

FAMILY

8



COMMON NAME

LATIN NAME

FAMILY

10



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF SHAPE

LEAF TIP

LEAF ARRANGEMENT

12



COMMON NAME

LATIN NAME

FAMILY

14



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF SHAPE

LEAF TIP

LEAF ARRANGEMENT

16



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF SHAPE

LEAF TIP

LEAF ARRANGEMENT

18



COMMON NAME

LATIN NAME

FAMILY

20



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF TIP

LEAF ARRANGEMENT

22



COMMON NAME

LATIN NAME

FAMILY

24





COMMON NAME

LATIN NAME

FAMILY

NEEDLES

CONES

28



COMMON NAME

LATIN NAME

FAMILY

30



COMMON NAME

GRAND FIR LATIN NAME

ABIES grandis FAMILY

PINACEAE NEEDLES

FLATTENED, LINEAR CONES

BARREL SHAPED, BORNE UPRIGHT, FEMALES (2–5 IN

32



COMMON NAME

PACIFIC YEW LATIN NAME

TAXUS brevifolia FAMILY

TAXACEAE NEEDLES

EVERGREEN, SPIRALLY ARRANGED, DISTINCT PETIOLE (FUSED LOOK) CONES

ORANGE-RED ARIL (~1 cm), HIGHLY MODIFIED SCALES

34



COMMON NAME

BLACK HAWTHORN LATIN NAME

CRATAEGUS douglasii FAMILY

ROSACEAE FORM

SHRUB LEAF TYPE

SIMPLE (3–6 cm) LEAF SHAPE

OVATE LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 36



COMMON NAME

RED HUCKLEBERRY LATIN NAME

VACCINIUM parvifloium FAMILY

ERICACEAE FORM

SHRUB LEAF TYPE

SIMPLE (2–3 cm) LEAF SHAPE

ELLIPTICAL LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 38



COMMON NAME

SNOBERRY LATIN NAME

SYMPHORICARPOS albus FAMILY

CAPRIFOLIACEAE FORM

SHRUB (up to 6 ft) LEAF TYPE

SIMPLE (2–3 cm) LEAF SHAPE

OVATE LEAF TIP

OBTUSE LEAF ARRANGEMENT

OPPOSITE 40



COMMON NAME

DEVIL’S CLUB LATIN NAME

OPLOPANAX horridus FAMILY

ARALIACEAE FORM

SHRUB (up to 6 ft) LEAF TYPE

SIMPLE (.1–.5 m) LEAF SHAPE

PALMATELY LOBED LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 42



COMMON NAME

OREGON GRAPE LATIN NAME

MAHONIA nervosa FAMILY

BERBERIDACEAE FORM

SHRUB (~1m) LEAF TYPE

COMPOUND (25–45 cm) LEAF SHAPE

LANCEOLATE LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 44





COMMON NAME

OREGON ASH LATIN NAME

FRAXINUS latifolia FAMILY

OLCACEAE FORM

TREE LEAF TYPE

COMPOUND LEAF SHAPE

OVATE LEAF TIP

ACUTE LEAF ARRANGEMENT

OPPOSITE 48



COMMON NAME

BLACK COTTONWOOD LATIN NAME

POPLUS basalmifera FAMILY

SALICACEAE FORM

SHRUB (up to 80 ft) LEAF TYPE

SIMPLE (3–6 in) LEAF SHAPE

OVATE LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 50



COMMON NAME

SCOULER’S WILLOW LATIN NAME

SALIX scouleriana FAMILY

SALICACEAE FORM

SHRUB (up to 25 ft) LEAF TYPE

COMPOUND (3–5 in) LEAF SHAPE

OBOVATE LEAF TIP

OBTUSE LEAF ARRANGEMENT

ALTERNATE 52



COMMON NAME

MADRONE LATIN NAME

ARBUTS menziesii FAMILY

ERICACEAE FORM

TREE LEAF TYPE

SIMPLE (8–13 cm) LEAF SHAPE

OBLONG TO OVAL LEAF TIP

ACUMINATE LEAF ARRANGEMENT

ALTERNATE 54



COMMON NAME

HAZELNUT LATIN NAME

CORYLUS cornuta FAMILY

BETULACEAE FORM

SHRUB (1–4 m) LEAF TYPE

SIMPLE (2–4 in) LEAF SHAPE

OVAL (w/ heart shape) LEAF TIP

ACCUMINATE LEAF ARRANGEMENT

ALTERNATE 56



COMMON NAME

CASCARA LATIN NAME

RHAMMUS purshiana FAMILY

RHAMVACEAE FORM

SHRUB (~1m) LEAF TYPE

SIMPLE (2–6 in) LEAF SHAPE

OBLONG LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 58



COMMON NAME

PACIFIC NINEBARK LATIN NAME

PHYSOCARPUS capitatus FAMILY

ROSACEAE FORM

SHRUB LEAF TYPE

SIMPLE (1.5–3 in) LEAF SHAPE

PALMATELY LOBED LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 60



COMMON NAME

WESTERN SPIRAEA LATIN NAME

SPIRAEA douglassi FAMILY

ROSACEAE FORM

SHRUB LEAF TYPE

SIMPLE LEAF SHAPE

OBLONG LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 62





COMMON NAME

WESTERN LARCH LATIN NAME

LARIX occidentalis FAMILY

PINACEAE NEEDLES

LINEAR, DECIDUOUS, WIREY, THIN, SHORT SHOOTS CONES

SMALL (1–1.5 in), EGG SHAPED, THIN/WOODY SCALES, FINELY TOOTHED APEXES

66



COMMON NAME

LATIN NAME

FAMILY

68



COMMON NAME

LATIN NAME

FAMILY

NEEDLES

CONES

70



COMMON NAME

LATIN NAME

FAMILY

NEEDLES

CONES

72



COMMON NAME

LATIN NAME

FAMILY

NEEDLES

CONES

74



COMMON NAME

LATIN NAME

FAMILY

76



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF SHAPE

LEAF TIP

LEAF ARRANGEMENT

78



COMMON NAME

LATIN NAME

FAMILY

FORM

LEAF TYPE

LEAF SHAPE

LEAF TIP

LEAF ARRANGEMENT

80



COMMON NAME

LATIN NAME

FAMILY

82




SITKA SPRUCE


COMMON NAME

LATIN NAME

FAMILY

86



COMMON NAME

WESTERN WHITE PINE LATIN NAME

PINUS monticola FAMILY

PINACEAE NEEDLES

5 PER FASCICLE, ROUGH WHEN FELT BACKWARDS CONES

LONG, SLENDER, SLIGHTLY BENT, LOOKS LIKE A FLAT BANANA

88



COMMON NAME

OREGON WHITE OAK LATIN NAME

QUERCUS garryana FAMILY

FAGACEAE FORM

TREE (40–80 ft) LEAF TYPE

SIMPLE (~12 cm) LEAF SHAPE

PINNATELY LOBED LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 90



COMMON NAME

RED FLOWERING CURRANT LATIN NAME

RIBES sanguineum FAMILY

GROSSULARIACEAE FORM

SHRUB (<12 ft) LEAF TYPE

SIMPLE (2–6 cm) LEAF SHAPE

PALMATELY LOBED LEAF TIP

OBTUSE LEAF ARRANGEMENT

ALTERNATE 92



COMMON NAME

GREAT CHINQUAPIN LATIN NAME

CHRYSOLEPIS chrysophylla FAMILY

FAGACEAE FORM

TREE LEAF TYPE

COMPOUND LEAF SHAPE

OVATE LEAF TIP

ACCUMINATE LEAF ARRANGEMENT

ALTERNATE 94



COMMON NAME

HAIRY MANZANITA LATIN NAME

ARCTISTAPHYLLOS columbiana FAMILY

ERICACAE FORM

SHRUB LEAF TYPE

SIMPLE (~3.5 in) LEAF SHAPE

OVATE LEAF TIP

ACUTE LEAF ARRANGEMENT

ALTERNATE 96



COMMON NAME

SNOWBRUSH LATIN NAME

CEANOTHUS velutinus FAMILY

RHAMNACEAE FORM

SHRUB LEAF TYPE

SIMPLE LEAF SHAPE

OVATE LEAF TIP

OBTUSE LEAF ARRANGEMENT

ALTERNATE 98



COMMON NAME

DEERBRUSH LATIN NAME

CEANOTHUS integerimus FAMILY

RHAMNACEAE FORM

SHRUB LEAF TYPE

SIMPLE LEAF SHAPE

OVATE LEAF TIP

OBTUSE LEAF ARRANGEMENT

ALTERNATE 100



COMMON NAME

PRICKLY CURRANT LATIN NAME

RIBES lacustre FAMILY

GROSSULARIACEAE FORM

SHRUB LEAF TYPE

SIMPLE LEAF SHAPE

PALMATELY LOBED LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 102





COMMON NAME

WESTERN JUNIPER LATIN NAME

JUNIPERUS occidentalis FAMILY

CUPRESSACEAE NEEDLES

PERSISTENT, SCALE LIKE, AWL LIKE, AROMATIC SEED

LEATHERY SCALES, BLUE/ GREEN, RESINOUS

106



COMMON NAME

BIG SAGEBRUSH LATIN NAME

ARTEMESIA tridentata FAMILY

ASTERACEAE FORM

SHRUB LEAF TYPE

SIMPLE (~1 in) LEAF SHAPE

SESSILE LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 108



COMMON NAME

BITTERBRUSH LATIN NAME

PURSHIA tridentata FAMILY

ROSACEAE FORM

SHRUB (2–6 ft) LEAF TYPE

SIMPLE LEAF SHAPE

PALMATELY LOBED LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 110



COMMON NAME

GRAY RABBIT BRUSH LATIN NAME

VHRYSOTHAMNUS nauseosus FAMILY

ASTERACEAE FORM

SHRUB LEAF TYPE

SIMPLE (.25–3.5 in) LEAF SHAPE

SESSILE LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 112



COMMON NAME

SMOOTH SUMAC LATIN NAME

RHUS glabra FAMILY

ANACARDIACEAE FORM

SHRUB (10–20 ft) LEAF TYPE

COMPOUND LEAF SHAPE

PINNATELY LOBED LEAF TIP

LOBED LEAF ARRANGEMENT

ALTERNATE 114



COMMON NAME

PURPLE SAGE LATIN NAME

SALVIA dorii FAMILY

LAMNACEAE FORM

SHRUB LEAF TYPE

COMPOUND (10–40 mm) LEAF SHAPE

LINEAR LEAF TIP

OBTUSE LEAF ARRANGEMENT

OPPOSITE 116



COMMON NAME

MOCK ORANGE LATIN NAME

PHILADELPHIS lewisii FAMILY

HYDRANGEACEAE FORM

SHRUB (<11 ft) LEAF TYPE

COMPOUND LEAF SHAPE

OVATE LEAF TIP

ACUTE LEAF ARRANGEMENT

OPPOSITE 118




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