620 



RH1NANTHACEJE. III. PEDICULARIS. 



4 P. CAPITA'TA (Adams, in mem. nat. cur. mosc. 5. p. 100. 

 no. 8. Stev. mon. p. 19. t. 2. f. 2.) lower lip of corolla, which 

 is closed, about half the length of the upper one : galea obtuse ; 

 stem nearly naked ; leaves bipinnatifid ; heads few-flowered. 

 I/ . H. Native of Siberia, at the mouth of the Lena, Adams ; 

 Kamtschatka, Steller ; Unalaschka, Langsdorf; Russian Ame- 

 rica, Chamisso. Stem downy, 2-edged at top, and twisted. 

 Leaves downy beneath : radical ones few : cauline one usually 

 solitary. Bracteas foliaceous, villous. Corollas yellow, size of 

 those of P. sceptrum Carollnum. Calyx 5-cleft ; segments 

 toothed, oblong. Anthers hardly cordate. 



Capitate-fiowered Lousewort. PI. 5 to f foot. 



5 P. STKIA'TA (Pall. itin. 3. p. 266. 321. 435. 737. no. 98. t. 

 R. f. 2. Willd. spec. 3. p. 208. no. 12. Stev. mon. p. 20.) 

 corolla closed ; galea acutely bidentate ; leaves pinnate, with 

 linear, serrulated segments. 2. H. Native of Dauria, in high 

 exposed places about Kjachta and elsewhere. P. venosa, Pall, 

 herb. Corollas size of those of P. sceptrum. Galea drawn out 

 into a beak, as in P. combsa. Two of the filaments bearded. 

 Capsule acuminated. Cells of anthers acute. 



Striated Lousewort. PI. 1 to 2 feet. ? 



6 P. AVA'NA (Wall. cat. no. 1007. Benth. scroph. ind. p. 

 52.) diffuse, hairy ; leaves opposite, pinnatifid ; with short, lan- 

 ceolate, rather cut segments ; calyx 5-parted, with linear, quite 

 entire segments ; both lips of corolla nearly equal ; galea 

 straight, obtuse : lower lip shortly 3-lobed. }/ . H. Native of 

 the Birman Empire, near Ava, towards Mount Taong Dong. 

 Perhaps not a species of this genus. 



Ava Lousewort. PI. ? 



SECT. II. VERTICILLA'T^E (so named from the leaves being 

 disposed in whorls or verticils.) Stev. mon. ped. p. 20. Co- 

 rolla ringent. Leaves verticillate. 



1. ROSTRA'T*. Galea beaked. 



7 P. CHAMISSONIS (Stev. mon. p. 20, t. 4.) leaves pinnatifid, 

 4 in a whorl, with lanceolate segments : lower segments pinna- 

 tifid : upper ones serrated ; galea uncinate. Q. H. Native of 

 Siberia, on the Corgon alps frequent, Pallas ; Unalaschka, Langs- 

 dorf and Chamisso. P. hamata, Bieb. herb. A showy gla- 

 brous plant. Calyx 5-toothed. Corolla yellow, drying purple. 

 Galea drawn out into an acute, deflexed, or straight, toothless 

 beak. Capsule very oblique, with a long mucrone. 



Chamisso's Lousewort. PI. 1 foot. 



8 P. MYRIOPHY'LLA (Pall. itin. 3. pp. 331. 446. 737. no. 99. 

 t. S. f. 1. A.) leaves 4 in a whorl, bipinnatifid, with linear seg- 

 ments; galea of corolla hooked. I/. H. Native of Siberia, on 

 rocks at the river Jenesee ; in alpine marshes of Dauria, at the 

 river Kirkun, among the Altaian mountains. Radical leaves 

 length of stem, bipinnate. Whorls of flowers crowded, spicate. 

 Calyx 5-toothed. Beak of galea hooked, bidentate. Two of 

 the filaments bearded. Anthers sagittate. Capsule oblique, 

 acuminated. 



Myriad-leaved Lousewort. Fl. May, July. Clt. 1816. PI. 

 1 foot. 



9 P. ABROTANIFOLIA (Bieb. in Stev. mon. p. 22. t. 5. f. 1. 

 Led. fl. ross. alt. ill. t. 275.) leaves 4 in a whorl, bipinnatifid, 

 with linear segments ; galea of corolla straight, a little beaked. 

 Q. H. Native of Ulterior Siberia. P. verticillata, ft, Willd. 

 spec. 3. p. 214. Plant downy. Stem branched at base. Spike 

 dense, hairy. Calyx hairy, 5-toothed : teeth linear, and are, as 

 well as the bracteas, hairy, ciliated : lower one usually serrated. 

 Corolla sulphur-coloured. Beak of galea short, obtuse. Sta- 

 mens glabrous. Capsule oblique, hardly mucronate. 



Var. ft, glabrescens (Ledeb. fl. alt. 2. p. 426.) plant earlier 

 and taller than the species ; calyxes and bracteas smoothish ; 



spike interrupted at the base. $ . 1 H. Native of Altaia, on 

 dry mountains at the river Tschuja. 



Southern-rvood-leaved Lousewort. PI. 5 to 1 foot. 



10 P. INTERRU'PTA (Stephan, in litt. ex Willd. spec. 3. p. 214. 

 Stev. mon. p. 23. t. 6.) leaves 4 in a whorl, pinnatifid, with lan- 

 ceolate, deeply serrated segments ; galea of corolla dilated, 

 hemispherical, with a very short beak. "H.. H. Native of the 

 Altaian mountains. Ledeb. fl. ross. alt. ill. t. 434. Stem sim- 

 ple. Spike interrupted. Whorles of spikes 6-8-flowered. 

 Lower bracteas denticulated. Calyx smoothish, 5-cleft ; seg- 

 ments serrated. Corollas pale yellow, ex Ledeb. Stamens 

 glabrous. Capsule oblique, mucronate. Beak of galea almost 

 toothless. 



Interrupted-spiked Lousewort. PI. \ to 1 foot. 



11 P. GRA'CILIS (Wall. cat. no. 413. Benth. scrop. ind. p. 

 52.) tall, and paniculately branched ; stem bifariously pilose ; 

 leaves 4 in a whorl, pinnatifid, with oblong, obtuse, serrulated or 

 cut segments ; flowers distant : calyx cleft on one side : teeth 

 short, obtuse, quite entire ; beak of galea slender, straight. 

 Native of Nipaul, in Gosainthan and Kamaon, Wall ; Mussoo- 

 ree, Royle. P. stricta, Wall. cat. no. 414. P. Brunoniana, 

 Wall. cat. no. 422. There are varieties of this with the leaves 

 more or less cut. 



Slender Lousewort. PI. tall. 



12 P. PECTINA'TA (Wall. cat. no. 420. Benth. scroph. ind. 

 p. 52.) erect, tall, nearly simple, glabrous ; leaves pinnatifid, 

 with lanceolate, acute, serrated, or pinnatifid segments ; spike 

 rather loose ; teeth of calyx short, entire ; beak of galea long, 

 twisted at apex. If.. ? H. Native of Kamaon, Wall. ; Choor, 

 Pyr Pundjal, and towards Cashmere, Royle. 



Pectinate-leaved Lousewort. PL tall. 



13 P. PYRAMID A'T A (Royle, mss. ex Benth. scroph. ind. p. 

 52.) erect, tall, nearly simple ; stem quadrifariously pilose ; 

 leaves pinnatifid, with oblong-lanceolate, obtuse, serrately cre- 

 nated, or somewhat pinnatifid segments ; spike interrupted at 

 the base ; calyx hairy, with short, acute, quite entire teeth ; 

 beak linear, twisted, twice as long as the galea itself. Native of 

 the Himalaya, towards Cashmere, Royle. 



Pyramidal-sp\ked Lousewort. PI. tall. 



14 P. TENUIROSTRIS (Benth. scroph. ind. p. 52.) tall, erect, 

 nearly simple ; stem quadrifariously pilose ; leaves pinnatifid, 

 with ovate-oblong, obtuse, crenulated segments : spike dense, 

 imbricate ; calyxes hairy, with short, quite entire teeth ; beak 

 slender, and a little twisted at top, hardly longer than the galea 

 itself. Native at Pyr Pundjal, Royle. 



Slender-beaked Lousewoi t. PI. tall. 



15 P. PORRE'CTA (Wall. cat. no. 423.) humble, ascending, 

 nearly simple ; stem furnished with 2-3 rows of hairs ; leaves 

 pinnatifid, with oblong, obtuse, deeply serrated segments ; spike 

 rather loose, few-flowered ; calyx glabrous, with short, rather 

 crested teeth ; beak of galea long, slender, incurved, a little 

 twisted. 1. H. Native of Kamaon, Wall; at Shalma, and 

 towards Cashmere, Royle. 



Stretched Lousewort. PI. f foot. 



16 P. BREVIFOLIA (D. Don, prod. fl. nep. p. 94.) stem erect- 

 ish, dwarf, simple, clothed with hoary villi at top ; leaves ovate, 

 villous, pinnatifid, with short, deeply toothed segments ; spike 

 rather dense ; calyx hairy, with short crested teeth ; beak of 

 galea slender, long, straight. O- H. Native of Nipaul, in 

 Gosainthan, Wall. P. laciniata, Wall. cat. no. 419. Corolla 

 purple. 



Short-leaved Lousewort. PI. | foot. 



2. EROSTRA'TS. Galea without a beak. 



1 7 P. MOLLIS (Wall. cat. no. 415. Benth. scroph. ind. p. 

 53.) stem erect, tall, branched, hairy at apex ; leaves hairy, 



