636 



GENTIANA 



Closed Gentian — 

 Gcntiana Andrewsii. 



ovate, usually spreading or recurved, shorter than the 

 oalyx tube; corolla lobes entirely obliterated, the teeth 

 at the top being supposed to be the remains of the ap- 

 pendages often found between the corolla lobes in other 

 species, Julv,Aug. Moist places, 

 N. Aiuer. B. M. 6i21. D. 273. 

 B.B. 2:61B. Gn. 27:477. L.B.C. 

 9:815 erroneously as O. Sapo- 

 naria. — A white-fid. form is 

 cult. For culture, see 211. 



2.3. linearis, Frcel.((?.;'.'.-('»f;o- 

 Pneumotiiinfhe, Schult.). Stem 

 strict, 1-2 ft. high: lis. blue, 1-.5 

 in the terminal cluster; corolla 

 narrowly funnel-shaped ; lobes 

 erect, roundish ovate, obtuse, a 

 little longer than the triangu- 

 lar, acute, entire or 1-2-toothed 

 appendages. Bogs, N. Amer. 

 B.B. 2:617. 



24, Pyren^ica, Linn. Stem 

 tufted, about as long as the fl. : 

 l\-s, with a cartilaginous, sca- 

 brous margin: fls. solitary, dark 

 I'lue ; corolla funnel- or nearly 

 liowl-shaped. May, June. Eu., 

 Asia Minor, B.M. 5742. -Very 

 distinct and dainty. Cultivated 

 like 48. 



2,1, prostrilta, Hsenke, An- 

 - nual, dwarf: Ivs. white-mar- 

 gined : fls. blue, solitary, the parts usually in 4's ; 

 corolla salver form, in fi-uit inclosing the capsule, K. 

 Amer,, Asia, 



26, scS.bra, Bunge, Stem erect, leafy: fls, dark blue, 

 clustered: corolla bell-shaped, E.Asia, G. Forfmii is 

 considered a variety by recent authorities. Var. 

 BuSrgeri is advertised by Yokohama Nursery Co. 



27, r6rtuni, Hook, Ijvs, rather distant, ,'i-nerved : 

 terminal tls, rather clustered; corolla Iribes blue, spotted 

 white; outside of tube green; plaits blue, terminated by 

 ;i-toothed appendages, much shorter than the criroUa 

 lobes, China. B.M. 4776, F,S, 9:947. I.H. 1:36, -Now 

 thought to be a variety of G. scabrit. 



28, septemfida. Pall, Lvs. lanceolate ("ovate," Grise- 

 Inich), 3-5-nerved: tls, dark blue, in head-like cymes; 

 calyx lobes linear ; corolla club-shaped, .July-Oct, N, 

 Asia, Orient, B.M. 1229 and 1411) (lK>th purple outside 

 and dotted brown within; the lobes of the latter spotted 

 white). L.B.C. 1:89, Gn, 54, p, 37, P,M, 8':51, Not 

 F,S. 8:765, 



Var. cordifdlia, Boiss, {G. eordifdllii, C, Koch), has 

 heart-shaped lvs,: corolla tube greenish white outside, 

 unspotted within; lobes narrower, unspotted. B.M. 

 6497. P.M. 7 :5, erroneously as 6', r/c??V?//.— The name 

 septemfida is misleading, as 7-lolH-d corollas are very 

 rare. Cult, like 1, 



20, aJfinis, Griseli, Tjower lvs. obovate-oblong; upx^er 

 lvs. lanceolate, acutisli : tls. dark bhie, in racemiform 

 cymes; calyx lobes otdong-linear ; corolla narrowly ob- 

 conical, open. Northwestern Amer, Gn, 46, p, 77, and 

 48, pi, 139, B,B, 2:615 (where corolla lobes are pictured 

 erect, but said to be spreading).— Cult, like 20. 



30, OlivUri, Griseb, Fls, dark blue, in imibel-like 

 cymes ; corolla narrowly oliconical ; plaits triangular, 

 nearly entire, .T^^ne-Aug. Mountain pastures, Asia, By 

 recent authority referre<l to G. rh'rnndwH^. — CuH. like 1. 



31, Porphyrio, J. F, Gmel. {G. inii/iistifdiia, Michx,, 

 not Vill.), Lvs, narrowly linear: tls, blue, somewhat 

 brown-dotted (also a sni>w-white variety with a green- 

 ish hue outside); corolla funnel-shapecl ; anthers con- 

 nivent but never connected, Julv, Aug, Moist pine 

 barrens, N. Amer. B.B, 2:018, -Cult, like 20, 



32, ornita, Wall, Ijvs. broadly linear : (Is. blue, 

 streaked ; calyx lolies siircading ; corolla veiitricosc ; 

 lobes very short, spreading. Hinial, B,M, 6514, G,C, 

 n. 20:396. 



33, trifldra. Pall, Stem erect : lis, dark blue 

 club-shaped, E, Siberia, 



orolhi 



GENTIANA 



34. sc^ptrum, Griseb. Lvs. oblong-lanceolate : fls. 

 dark blue; corolla club-shaped: seeds winged on one 

 side according to Grisebach, but Gray says not winged. 

 Aug., Sept. N. W. Amer, — Cult, like 1, except that it 

 requires half shade and a rather peaty soil. 



35. calycdsa, Griseb, Lvs, ovate: fls, dark blue, com- 

 monly solitary, according to Gray; corolla oblong-fun- 

 n(d-shaped ; appendages triangular-awl-shaped, laciniate 

 or 2-cle£t at the tip. N. W. Amer. 



36. Pirryi, Engelm. Lvs. somewhat glaucotis, ovate 

 to oblong-lanceolate: fls. purple-blue, appendages nar- 

 row, deeply 2-cleft. N. W. Amer. 



37. Kurrod, Royle. St. tufted, as high as 7 in.: lower 

 lvs. lanceolate, upper linear: fls. blue, spotted white 

 inside, 1-3 on a stem; corolla bell-shaped. Himal. Gn. 

 17:224. B.M. 6470. Var. brevidens has shorter calyx 

 lobes. J.H. III. 30:3, 



38. Nfiwberryi, Gray. St. 2— t in, high: lower lvs, ob- 

 ovate or spatulate: fls, pale blue, white inside, greenish 

 dotted; corolla broadly funnel-shaped, N, W, Amer, 



39. Bigelovii, Gray, St, 6-16 in, high, equally leafy 

 to the summit: fls, purple; coroUamoreuarrowly funnel- 

 form and smaller than in 6f^, «/^/'/>;(.S'. July, Aug. N. Mex. 

 B.M. 6874. —"Soon forms large clumps, often with 40-50 

 stems from a single plant, each bearing 10-20 bright blue 

 fls," D. M. Atidreicx. 



40. Oregina, Engelm, Height 1-2 ft.: lvs, ovate: fls, 

 blue : corolla broadl}' funuel-shaped, over 1 in, long, 

 lolies short, roundish. July, Aug. N. W, Amer. 



41. pubSrula, Michx. About 1 ft. high : lvs, oblong- 

 lanceolate to lanceolate-linear: fls, blue; corolla open- 

 funnel-shaped, l>2-2 in, long; lobes ovate, N, W. Amer. 

 B.B. 2:615. 



42. Pann6nica, Scop, Ijower lvs, broadly elliptical, 5- 

 nerved, margin scabrous; upper ones ovate-lanceolate, 

 3-nerved : fls, purple a.bove ; calyx 5-7-cut ; corolla 

 leathery; anthers connate at first, finally free, Eu, 



43. Gaudini, Thorn. Natural hybrid with the habit of 

 G.'purpnri'ii, but the membranous corolla of G. pitiictafa: 

 tls, rosy violet, Eu. 



44. macrophylla. Pall. Lvs. lanceolate, distant, very 

 spreading: internodes Tinequal: fls. dark blue, July, 

 Aug, B,M, 1414, uot L,B,C, 3:218, -Cult, like 1. 



45. Cruciata, Linn. {Crucidta vert iciUdta, Gilib,), Lvs. 

 ovate-lanceolate, crowded, erect-sptreading; internodes 

 equal: fls, dark blue, Jtme-Aug. Eu,, N, Asia, — Cult, 

 like 1. Limestone and full sunlight. 



40. Carpitica, Kit. Lvs. obovate: fls. dark bine (as 

 arc the next 4 species); corolla funnel-shaped. Carpa- 

 thian i\Its, — Little known, 



47. imbricata, Frcel, Lvs. acute, margins scabrous, 

 (the next 3 species with smooth margins) : corolla lobes 

 subrotund. June, July. Limestone rocks, Alx'S, — In 

 this and the next 3 species, the corolla lobes are usually 

 crenate, half the length of the tube, and 6 times the 

 length of the plaits, "Eastern and granitic Alps." 

 Correvon. Cult, like 49. 



48. v6rna, Linn, Tufted: stem angled: lvs, ovate or 

 ovate-lanceolate: fls. solitary; calyx membranaceous; 

 corolla nearly bowl-shaped; lobes ovate, obtuse. Apr.- 

 June. Eu., Caucasus. B.M, 491. L.B.C. 1:62. K,H, 

 1859, p. 250, Gn, 48, p. 139. G.C. II. 24:373. Var. alita, 

 Griseb. (G. antiiMsa, M. Bleb.), is taller and has the 

 nerves of the ventricose calyx prodticed into wings.— 

 Kockwork, in a compost of heath-soil, finely crushed 

 granite, and ^•cKetable mold, with full sunlight. 



49. Bavirica, Linn, Calyx lobes lanceolate: corolla 

 funnel- or nearly bowl-shaped; lobes obovate, obtuse: 

 ovary sessile: seeds not winged. May-Aug, Cent. Eu. 

 F,S, 7:651. L.B.C, 13:1256. J.H, "ill, 35:,585, Gn. 

 15:174 (poor). — The pictures cited all show a salver- 

 shaped corolla. "Eequires a soil that is peaty, or at the 

 very least porous and cool, well drained, and capable of 

 retaining an abtmdant supply of moisture, although it 

 may be fully exposed to the sun. In the alpine garden 

 here we grow them in pTire sphagintm moss on a wall 

 facing due south, but the plants which we raise for sale 

 a]-(' grown in ]>ots in a conqiost of sph:iguum, heath-soil 

 and sand. Finest of Group 111," Corrcvoii. 



