PIPER—-FLORA OF THE STATE OF WASHINGTON. 497 
1. Tonella floribunda A. Gray, Proc. Am. Acad. 11: 92. 1876. 
Tyre Loca.ity: “ Willow thickets of the valley of the Kooskooskee, in the western part 
of Idaho.” Collected by Spalding and by Geyer. 
Rance: Western Idaho and adjacent Oregon and Washington. 
SPECIMENS EXAMINED: Without locality, Brandegee 1003; Almota, Piper 1655; Wawa- 
wai, Lake 575; Elmer 103; Asotin Creek, Hunter 92. 
ZONAL DISTRIBUTION: Upper Sonoran. 
2. Tonella collinsioides Nutt.; A. Gray, Proc. Am. Acad. 7: 378. 1868. 
Collinsia tenella Benth.; DC. Prod. 10: 593. 1846, not C. tenella (Pursh) Piper. 
Tonella tenella Heller, Muhlenbergia 1: 5. 1900. 
Type Loca.ity: ‘In sylvis juxta flum, Oregon.’ Collected by Nuttall. 
RanGE: California to Washington, in the coast region. 
SPECIMENS EXAMINED: West Klickitat County, Suksdorf, April 27, 1881, May 12, 1895; 
Lyle, Suksdorf, April 14, 1890. 
ZONAL DISTRIBUTION: Humid Transition. 
PENTSTEMON. WILD FoxGLove. 
Anthers woolly. 
Foliage glaucous. 
Branches erect ;. leaves oblong to ovate, sessile, gla- 
brous; corolla lilac-purple ........ 2.222.222... 
Branches prostrate; leaves broadly ovate, petioled,. 
puberulent; corolla rose-crimson ........-....-- 
Foliage green, not glaucous. 
Plants prostrate or decumbent; leaves small, oval to 
orbicular; flowering stems 5 to 20 cm. high. 
Leaves serrate ..... 2... 2.2.2.2.-.-.------- 
Leaves entire -.......2.2...2..2.2--------- 
Plants usually erect, taller; leaves narrow. 
Leaves lanceolate, attenuate-acuminate, not re- 
duced on the flowering stems... ..........- 
Leaves lanceolate, acute, entire or serrate, much 
reduced on the flowering stems. 
Calyx lobes lanceolate, 0.5 to 1 em. long... - 
Calyx lobes subulate-lanceolate, 1 to 1.5 
Anthers not woolly. 
Cells of the anthers splitting their whole length or nearly 
the whole. 
Plants glabrous, more or less glaucous. 
Leaves coriaceous, the upper acuminate; corolla 
1.5 to2em. long -................------. 
Leaves not coriaceous, none acuminate; corolla 
2.5 to 4em. long. .........-...-..-------- 
Piants not glaucous, mostly more or Jess pubescent. 
Margins of the leaves dentate. 
Leaves narrow, oblong, lanceolate, or ob- 
lanceolate. 
Corolla blue-purple, 1.5 to 2.5m. long. 
Corolla white, 1 to 1.5 cm. long. 
Leaves oblong to lanceolate, 
coarsely dentate; sterile fila- 
1. P. barrettae. 
2. P. rupicola. 
3. P. menziesii. 
3a. P. menziesii davidsonit. 
4. P. lyallii. 
5. P. fruticosus. 
6. P. scoulert. 
7. P. acuminatus. 
8. P. glaber. 
9. P. erianthera. 
ment beardless ..... 2.2.2... 10. P. deustus. 
29418—06 M 32 
