=Epilobium luteum= Pursh.
A yellow-flowered species common along streams, 3,000 to 5,000 feet elevation.
=Epilobium alpinum= Linnaeus.
(_E. hornemanni_ Reichenbach.)
Common at 4,000 to 6,000 feet alt.i.tude.
=Epilobium anagallidifolium= Lamarck.
A minute species found on the Tatoosh Mountains by Allen.
=Epilobium clavatum= Trelease.
Gravelly slopes at 5,000 feet. Plentiful along the Cowlitz Glacier.
=Epilobium fastigiatum= (Nuttall) Piper.
A glaucous-leaved small species, on the gravel bars of the Nisqually, and up to 4,500 feet elevation.
=Gayophytum ramosissimum= Torrey & Gray.
On gravelly slopes near the foot of Cowlitz Glacier.
=VIOLACEAE.= (Violet Family.)
=Viola pal.u.s.tris= Linnaeus.
The common swamp violet was found at Narada Falls by Flett.
=Viola adunca= Smith.
Rare in rock crevices near Sluiskin Falls. Flowers deep violet.
=Viola montanensis= Rydberg.
Like the preceding, but the leaves p.u.b.erulent. Near Van Trump Glacier, at 6,000 feet alt.i.tude.
=Viola glabella= Nuttall.
A yellow-flowered species common along streams and in rich woods up to 3,000 feet alt.i.tude.
=HYPERICACEAE.= (St. Johnswort Family.)
=Hyperic.u.m bryophytum= Elmer.
A diminutive plant along rills at 5,000 feet elevation.
=ACERACEAE.= (Maple Family.)
=Acer douglasii= Hooker.
The smooth maple is common on the headwaters of the Nisqually.
=CELASTRACEAE.= (Staff Tree Family.)
=Pachystima myrsinites= (Pursh) Rafinesque.
An evergreen shrub two or three feet high, having considerable resemblance to a huckleberry. Common in coniferous woods at 3,000 to 4,000 feet elevation.
=EMPETRACEAE.= (Crowberry Family.)
=Empetrum nigrum= Linnaeus.
A prostrate cespitose shrub with yew-like leaves and black berries.
Common on the rocks at 7,500 feet alt.i.tude.
=OXALIDACEAE.= (Oxalis Family.)
=Oxalis oregana= Nuttall.
Common in rich, moist woods up to 3,000 feet alt.i.tude.
=Oxalis trilliifolia= Hooker.
With the preceding, which it resembles. It may be distinguished by its scapes bearing several flowers, instead of only one, and by its narrow pods.
=LEGUMINOSAE.= (Pea Family.)
=Lupinus subalpinus= Piper & Robinson.
The common lupine of the gra.s.sy slopes, 4,000 to 6,000 feet alt.i.tude.
=Lupinus volcanicus= Greene.
A small species, with hairy p.u.b.escence, growing above the limit of the preceding and below that of the following.
=Lupinus lyallii= Watson.
A lovely little plant with silvery foliage. Abundant in the pumice fields at 7,000 to 8,000 feet alt.i.tude.