ASTER 



ASTER 



417 



desired, by cuttings. If distinctness of variety and color 

 is no object, seeding may be employed; sow early in 

 spring, thinly in rows; transplant seedlings in August 

 or early in September and await their coming into 

 flower the following season. (R. Rothe.) 



acris, 10. 

 albus, 1. 

 alpinus, 1 

 Ameilus, 7. 

 bessarabicus, 8. 

 c^spitosus, 18. 

 canus, 10. 

 cordifolius, 15. 

 decurrens, 17. 

 diploatephioides, 6. 

 elegans, 15. 

 eminens, 18. 

 ericoides, 20. 



INDEX. 



Falconeri. 6. 

 himalaicus, 3. 

 himalayensis, 3. 

 Herveyi, 19. 

 laevis, 17. 

 macrophyllua, 13. 

 magnificus, 15. 

 mesa gra ndifiorus= 



Erigeroa macran- 



thus. 

 nanus, 10. 

 novae-angliae, 16. 

 novi-belgii, IS. 



Petersianus, 12. 

 polycephalus, 13. 

 pyrenseus, 5. 

 roseus, 16. 

 Shortii, 14. 

 sibiricua, 9. 

 speciosus, 1. 

 Bubcffruieus, 4. 

 auperous, 1. 

 tataricug, 12. 

 Thomsonii, 2, 

 trinerviu-s, 11. 



A. Old World asters, some of 



them old garden plants, 

 and somewhat modified 

 by cull. Nos. 1-12. 



B. Sts. simple and scape-like, 



hearing a single fl., 

 sometimes branched in 

 A. Thomsonii. 

 C. Raijs purplish or violet. 



1. alpinus, Linn. Lvs. 

 entire and spatulate, form- 

 ing a cluster on the ground, 

 those on the st. small and 

 linear: st. 3-10 in., bearing 

 a large violet-rayed, hand- 

 some head. B.M. 199. Gn. 

 76, p. 122.— In its wild 

 state, the plant also occurs s^tj 

 in the Rocky Mts. Valuable ''^' '^' 

 alpine or rockwork plant, 

 with fls. varying to pink 

 and white. Var. speciosus, 

 Hort ., is taller and stronger, 

 with heads 3-4 in. across. 

 Var. superbus, Hort. (Gn. 

 54:328. G. 32:591), is 

 large and showy form. Var. 

 albus is a beautiful pure 

 white-fid. form of the tvpe. 

 G.M. ,50:617. 



2. Thomsonii, Clarke. 

 An erect, sometimes laxly 

 branched herb, with slender, 

 flexuous, hairj' branches: 

 lvs. 2-4 in. long, almost 

 clasping at the base: fls. 

 solitary, l}'2-2}-2 in. wide, 

 the rays reddish purple, 

 about 20-30 in each head. 

 Himalaya region. Gn.W. 

 23:27. Gn. 42, p. 295.— To 

 be treated as an alpine near 

 referred to Callimeris. 



G.C. III. 38:23. G.M. 48:411. Gn. 68, p. 11.— Needs 

 protection N. June. 



5. pyrenaeus, DC. St. erect, simple, 10-18 in. high: 

 lvs. sessile, roughly pubescent, oblong-lanceolate and 

 prominently 3-nerved: fls. solitary or 2 or 3 together, at 

 least 23^ in. wide, the numerous rays lilac, the disk- 

 fls. yellow. S. Eu. Aug., Sept. 



DD. Plants 2-3 ft. high. 



6. diplostephioides, Benth. Two to 3 ft., soft-pubea- 

 cent or hairy, the st. simple and solitary: lvs. obovate or 

 oblanceolate, entire but ciliate: solitary head large, 

 inchned, 2-3 in. across, blue or pale purple, very showy. 

 Himalayas. B.M. 6718. J. H. III. 33:262. G.C. III. 

 48:56. G.M. 35:445. — In the American trade has been 

 misspelled A. Deplostaphides. Var. Falconeri, Clarke 

 (A. Falconeri, Hort.), from Cashmir, has very large 

 sky-blue heads. 



BB. Sts. u^iudly branched and several- to many-fld. 



7. Ameilus, Linn. St. simple or nearly so, few-fld. or 

 sometimes only 1-fld.: lvs. oblong-lanceolate, obtuse, 

 somewhat serrate, more or less 3-nerved, roughish, 



'^pubescent: involucre scales oblong, obtuse or nearly 

 'so, spreading, in 4-5 rows; heads large, purple. Eu. and 





419. Aster cordifolius. A handsome 

 blue-flowered native aster. ( X J-a) 



Perhaps better 



cc. Rays predominenlly blue or lilac. 

 D. Plants low, not over 1 ft. in height. 



3. himalaicus, C. B. Clarke {A. himalayensis, Hort.). 

 Similar to A. alpinus, but dwarfer: rays lilac-blue, 

 slightly recurved at the tip: sts. 4-12 in., slightly vil- 

 lous: lvs. oblong or elliptic, nearly entire. Himalayas, 

 13,000-15,000 ft.— Little known in Amer. 



4. subcseruleus, S. Moore. Erect herb from a tufted 

 mat of foliage with sessile, nearly oblong lvs., all a little 

 hairy: lvs. entire or sometimes slightly denticulate: fls. 

 large, solitarj- on long stalks, at least 2 in. wide, the rays 

 a beautiful pale blue, the disk yellow; involucral lvs. 

 broadly oblong, ciliate. N.W.India. June. G. 32:449. 



27 



420. Aster novae-anglige. One of the best and most showy 

 of native asters. (XJa) 



Asia. Gn. 27, p. 202; 35:172.— Variable, and several 

 well-marked garden forms. .• 



8. Var. bessarabicus, DC. (A. bessardbicus, Bernh.). 

 Lvs. oblong and attenuated at base: plant taller and 

 larger-fld., deep purple. G. 21, p. 167. Gn. 35, p. 173; 

 75, p. 511. — Showy and desirable. 



9. sibiricus, Linn. A foot or sometimes nearly 2 ft. 

 high, somewhat pubescent, each branch terminating in 

 a single head: lvs. oblong-spatulate to broad-lanceolate, 

 serrate, almost clasping the st.: heads violet or lilac. 



