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In shaded woods within the white pine type, usually at lower 
elevations. i a 
us 
+ 
3. Pe siifolia Rydb. Roots fleshy and tuberous, the stems 1 or more, 
erect, glabrous to the inflorescence, 50-70 om. tall; leaf-blades 8-15 om. 
long, ovate in outline, the upper sessile, the lower on petioles 2-5 cm. 
long, pinnate, the leaflets sessile, lanceolate, rather acute, the lower remote, 
the upper approximate, «Hs-irgias once or twice sharply serrate, the teeth 
ending in a sharp mucro, both surfaces glabrous; spikes dense, 5-20 om. long, 
the bracts ovate, 1-2 cm. long, attemate at the apex, mostly glabrous, 
the margins ciliate, sometimes woolly throughout; calyx 8-9 mn. long, glabrous, 
or thinly woolly, the sepals lanceolate, acuminate, subequal to or shorter than 
the tube; corolla greenish becoming sulphur yellow, 12-16 mm. long,the galea 
hooded and arched,5-7 mm. broad at the apex and produced into an acute beak 
about 2mme long, the lip 3 mm. long, trifid, bearing two sharp ridges within; 
capsule 8-10 mm. long; seeds 2.5 mm. long with reticulations raised into thin 
| 
longitudinal wings. 
2 
4 
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Frequent in sabalpine meadows. 
4. P. contorta Benth. Stems several fran a very leafy often branched 
caudex, 20-40 cm. tall, glabrous throught; leaves mostly basal ,oblanceolate 
in outline, 8-15 om. long, pinnately divided into linear segments, the longest 
8-12 mm. long, 1-2 mme wide, diminishing at the apex and base of the blade, 
all finely serrulate, the stem-leaves similar, smaller, sessile; flowers 
alternately arranged in a rather loose spike b-12 eme long, approximate but 
not crowded, each subtended by a 3-5-cleft subfoliar bract, the divisions 
linear,entire; calyx glabrous, 7-8 mm. long, the lateral lobes 2-5 mn. long, 
pubescent,with the posterior shorter; corolla yellowish, the galea strongly 
hooded and beaked, the beak decurved between the lobes of the lip, which are 
each 3-6 mm. wide; capsule 7-9 mn. long. 
sill a 
Frequent in subalpine meadows or along small streams at higher elevations. , 
ET A Onn a ee 
