104 SCROPHULARIACEJE. 



Galea not beaked: leaves pinnately-parted, lobes pinnatifid 7, 8, 9 



1. P. Groenlandica, Retz. Spike glabrous: corolla | in. and beak i in. long. 



2. P. attollens, Gr. Spike woolly; beak of galea 2-3 lines long. 



3. P. contorta, Benth. Leaves pinnate, linear lobes incised. Or. 



4. P. racemosa, Dougl. Leaves undivided, crenate: raceme leafy. Subalpine. 



5. P. Howellii, Gr. Leaves entire, serrate or pinnate. Siskiyou Mts. 



6. P. ornithorhyncha, Benth. Spike interrupted: calyx inflated. Mt. Tacoma. 



7. P. palustris, L. (Var.) Calyx 2-cleft: corolla in. long, purplish. 



8. P. Semibarbata, Gr. Nearly stemless: spikes sessile. Mts. Cal. 

 0. P. densiflora, Benth. Corolla scarlet or crimson; galea in long. 



OROBANCHACE2E. 



1. APHYLLON, Mitchell. 

 Scapes or long peduncles from a scaly, fleshy rootstock or short stem*..........., 2, 1 



Sterna rising above ground: pedicels shorter than the flower or nono. 



Flowers an inch or more long on distinct pedicels 8, 4 



Flowers nearly sessile, about in. long: anthers glabrous 4, 6 



1. A. Tiniflorum, Gr. Scapes few: corolla often violet tinged: calyx lobes slender. 



2. A. fasciculatum, Gr. Peduncles of ten many: corolla yellow: calyx lobes short. 



3. A. comosum, Gr. Calyx-lobes half as long as pink or purple corolla. 



4. A. Calif ornicum, Gr. Calyx-lobes and bractlets nearly equaling corolla. 



5. A. tuberosum, Gr. Stems thick, 1-3 in. high: flowers densely crowded. 



6. A. pinetorum, Gr. Moro slender, -1 ft. high: flowers looser. Oregon. 



2. BOSCHNTAKTA, C. A. Meyer. 

 L & strolfiBtlcea, Gr. A thick, brownish red spiko of striped flower*. 



LENTIBULARIACE.E. 



L UTRICULARIA, Linnaeus. 



Stems itout, densely leafy: leaves 2-3-pinnate, very bladdery. .. -. , 1 



Stems filif onn: leaves scattered, repeatedly forked, bristly 9 



Stems slender: leaves 2-ranked, not bladdery, forking 



1. TJ. vulgaris, L. Scapes 5-16-fl.owered: corolla ^ in. broad or more. 



2. IT. minor, L. Scapes 3-7 in. high: corolla 2-3 lines broad: spur short. 



3. U. intermedia, Hayne. Scape 1-4-flowered: corolla i in. broad. 



