192 



GENTIANE.E. XIII. EUICALA. 



p. 527. no. 13. ill. fl. TOSS. t. 14. Gent, aquatica, Bieb. suppl. 

 p. 92. Gent, aquatica, var. y, Frcel. gent. p. 77. Corolla blue, 

 hardly exceeding the calyx. Stigmas sessile, revolute. 

 Squarrose Ericala. PI. 5 foot. 



26 E. AQUA'TICA (Borkh. in Rcem. arch. 1. p. 27.) stem 

 coarctate, erect, branched ; flowers terminal, sessile ; leaves 

 obovate, imbricated, keeled, mucronate, cartilaginously mar- 

 gined ; teeth of calyx adpressed, acute ; corolla funnel-shaped, 

 10-cleft; the accessory segments small, bifid?. H. Native 

 of Siberia, in sandy, alpine meadows. Gentiana aquatica, Lin. 

 amcen. 2. p. 343. spec. 332. mosc. 3. p. 258. Gmel. sib. 4. p. 

 110. no. 76. Hippion aquaticum, Schmidt, in Roem. arch. 

 1. p. 10. no. 12. Stem beset with glandular hairs. Calyx 

 with 5 winged angles. Corolla pale azure blue. Capsule 

 clavate, elongated. Stigmas obtuse. Thecapodium equal in 

 length to the calyx. 



Aquatic Ericala. PI. 5 foot. 



27 E. LOUREIRI; stems tufted, simple, 1-flowered; leaves 

 lanceolate ; calyx acutely 5-cleft ; corolla funnel-shaped, 5-cleft : 

 the accessory segments smaller and plicate ; stigmas sessile, 

 revolute. 0. H. Native of China, in humid places about 

 Canton. Gentiana aquatica, Lour. coch. 172. but not of Lin. 

 Corollas blue, terminal, solitary. 



Loureiro's Ericala. PI. foot. 



28 E. THUNBE'RGII ; stem simple, 1-flowered; leaves with 

 membranous edges : radical ones, ovate, acute, crowded : cauline 

 ones ovate, minute, connate, ovate-oblong ; calyx with 5 mem- 

 branous angles ; corolla funnel-shaped, 1 0-cleft, sessile : the 

 accessory segments smaller and plicate. 0. H. Native of 

 Japan. Gentiana aquatica, Thunb. jap. p. 1 15. Corolla blue. 



Thunberg's Ericala. PI. \ foot. 



29 E. NUBIANS; leaves spatulate, mucronate, connately sheath- 

 ing, remote ; flowers numerous, pedunculate, nutant ; corolla 

 10-cleft, twice as long as the calyx; calycine teeth adpressed; 

 capsule cylindrical, sub-truncate ; having thecapoclitim exceed- 

 ing the corolla. O- H. Native of Siberia, on the tops of the 

 Alps, against the river Tschuga, in humid places. Gentiana nu- 

 tans, Bunge, in Ledeb. fl. alt. 1 . p. 284. 



Drooping-fiowered Ericala. PI. \ foot. 



30 E. ROYLEA'NA ; stem much branched, filiform, slender, 

 flexuous ; flowers numerous, solitary, pedicellate : radical leaves 

 large, ovate, mucronately awned, spreading, flat, 3-nerved, glau- 

 cous beneath : cauline ones linear-lanceolate, mucronate : having 

 the top of the keel and edges cartilaginously and minutely den- 

 ticulated ; corolla tubular, 10-cleft ; the accessory segments 

 obtuse, bidentate, much smaller than the other 5, which are 

 lanceolate, acuminated. . H. Native of Nipaul ; and the 

 Himalayan, at a place called Khoree Pass, Royle. Gentiana 

 decemfida, D. Don, prod. p. 127. Gentiana Royleana, Wall. cat. 

 no. 4393. Gentiana riparia, Ham. herb. Root simple, fibrotisly 

 branched. Calyx tubular, with long, subulate, setaceously mu- 

 cronate, equal segments. Corolla twice longer than the calyx. 

 Filaments capillary. Anthers incumbent. Ovarium stipitate, 

 2-edged, cuneeted. Stigmas revolute, nearly terete, minutely 

 papillose. 



Royle's Ericala. PI. \ to J foot. 



31 E. MARGINA'TA (D.Don, mss.) stem erect, branched ; leaves 

 sessile-lanceolate, mucronulate ; with cartilaginous edges ; flowers 

 sessile, fascicled ; corolla tubular, 1 0-cleft : the 5 alternate or 

 accessory segments a little smaller, entire, acute : the other 5 

 obtuse. Q. F. Native of Nipaul, Kamaon, Silhet, &c. 

 Gentiana pedicellata, Wall. cat. no. 4394. ? confused with Gen- 

 tiana coronata. Root simple, branched at the base. Leaves 

 coriaceous, nerveless. Bracteas similar to the leaves. Teeth 

 of calyx ovate-lanceolate, mucronate, with scarious edges. 

 Corolla azure blue. Filaments flattened. Ovarium fusiform, 



membranous. Style elevated ; stigma 2-lobed ; lobes flat, ob- 

 tuse, minutely papillous. Habit of Gentiana Rbylei, if Wallich 

 and Royle's plant be the same. 



Marginate-\ea.veA. Ericala. PI. 1 to 2 inches. 



32 E. HU'MILIS ; stem much branched at the base ; branches 

 simple, 1-flowered; leaves oblong- lanceolate, imbricated ; with 

 white cartilaginous edges ; calyx 5-angled, with erect, acute 

 teeth; corolla funnel -shaped, 10-cleft: with lanceolate acute 

 segments, the 5 accessory ones rather the smallest. 0. H. 

 Native of eastern Caucasus, and Siberia, on the mountains, in 

 humid, grassy places. Gentiana humilis, Stev. mem. soc. mosc. 



4. p. 258. Bieb. suppl. p. 191. G. aquatica, Pall. fl. ross. 2. 

 t. 97. f. 2. G. aquatica /3, Caucasica, Cav. hort. gorenk. 1812. 

 p. 28. Gent, aquatica /3, Frcel. gent. p. 77. Gentiana humilis 

 aquatica verna, Amm. ruth. t. 1. f. 1. Root slender, white. 

 Leaves glaucous, green : lower ones largest and rounder, becom- 

 ing narrower and acuter as they ascend : cauline ones sheathing. 

 Corolla blue, twice as long as the calyx. Teeth of calyx equal 

 in length to the tube of the corolla. Capsule obovate. Very 

 nearly allied to E. aquatica. 



Humble Ericala. Fl. April. Clt. 1824. PI. J foot. 



33 E. FLA'VA ; stems numerous, 1-flowered; leaves lanceo- 

 late, imbricated : radical ones elliptic, rosulate ; corolla funnel- 

 shaped, 10-cleft; having the 5 accessory segments small and 

 emarginate. 0. H. Native of Bohemia, about Morgen- 

 stern. in dry places. Gentiana flava, Mayer, abh. bohem. 

 gesselsch. 1785. p. 46. t. 1. f. 1. Schultes," oestr. fl. 2d. ed. 

 no. 1012. Hippion imbricatum, Schmidt, bohem. 2. p. 117. 

 Rcem. arch. 1. p. 15. Calyx ventricose, yellowish. Corolla 

 deep yellow, with short, subulate, spreading segments. Stigmas 

 yellow. Said to be intermediate between E. verna and E. 

 prostrata. 



Yellow-ftoviereA Ericala. PI. 1 inch. 



34 E. DOUGLASIA'NA; stem branched, angular ; cauline leaves 

 sessile, broad-ovate, somewhat cordate : radical ones rosulate ; 

 flowers white, pedicellate, by threes from the tops of the branches 

 and stem ; corolla campanulate, 1 0-cleft, the 5 accessory seg- 

 ments small and bifid, the others lanceolate, bluntish. Q. H. 

 Native of the island of Sitcha, and in north-west America. 

 Gentiana Douglasiana, Bongard, in mem. acad. petersb. 2. p. 

 156. Root perpendicular, fibry. Calyx campanulate, with 

 lanceolate, acute segments. Corolla white, twice as long as the 

 calyx. Anthers oblong. Stigma sessile, 2-lobed. Ovarium 

 oblong, compressed. 



Douglas's Ericala. PI. \ to f foot. 



35 E. ARGE'NTEA (D. Don, mss.) plant of a cinereous grey 

 colour, fascicled or tufted, stemless ; leaves and calyxes lanceo- 

 late, setaceously mucronate, keeled, recurved, with scariously 

 membranous edges ; flowers sessile, terminal, aggregate, brac- 

 teate ; corolla length of calyx, 10-lobed: the 5 accessory seg- 

 ments ovate, obtuse, entire, membranous, smaller than the other 



5, which are ovate, acuminated, having their margins involute 

 above. .H. Nativeof the Himalaiah. Gentiana argentea, Royle, 

 mss. Root filiform, descending, fibrously branched at the base. 

 Plant composed of very short, crowded, leafy branches. Leaves 

 crowded, recurvedly spreading, silvery, with white, finely serru- 

 lated edges. Calyx tubular; segments and bracteas lanceolate, 

 mucronate, recurved. Filaments subulate. Anthers incumbent. 

 Ovarium cuneate, oblong, sessile. Style elongated. Stigmas 

 obtuse. 



Silvery Ericala. PI. 1 inch. 



36 E. PROCU'MBENS (D.Don, mss.) plant green, annual, of many 

 procumbent stems ; leaves lanceolate, mucronate, emarginate, 

 flat : radical ones large, 3-nerved : cauline ones smaller ; flowers 

 subaggregate, terminal ; calycine segments lanceolate, mucro- 

 nate, recurved ; corolla tubular, 10-cleft, longer than the calyx ; 



