LIST OF HERBACEOUS PERENNIALS ' 



101 



SPIRAEA Con. 



***S. Aruncus, L. Goat's Beard. North- 

 ern temperate regions. 

 PL, 1895. Hardy. Ht. 44 ft. Fl. 

 creamy white ; June 10 to July 9. 



***S. Aruncus Kneiffi, 



PL, 1900. -Hardy. Ht. 5 ft, Fl. 

 creamy white; June 18 to July 

 12. 



***S. Aruncus plumosa. 



PL, 1897. Hardy. Ht. 34 to 4 ft. 

 Fl. creamy white ; June 7 to 

 July 18. 



S. astilboides, T. MOORE. Japan. 

 PL, 1895. Half hardy. 



**S. astilboides floribunda. 



PL, 1895. Hardy. Ht. 14 ft. FL 

 white; June 24 to July 21. 



**S. camtschatica, PALL. Kamtschatka. 

 Syn. 8. giganiea, Hort. 

 PL, 1895. Hardy. Ht. 54 to 64 ft. 



FL creamy white ; July 4 to Aug. 



13. 



***S. camtschatica elegans. 



PL, 1901. Ht. 44 ft. FL crimson 

 pink in bud, white with crimson 

 pink anthers when open ; July 13 

 to Aug. 13. 



S. caucasica. 



PL, 1895. Hardy. Ht. 34 to 4 ft. 

 FL creamy white ; June 13 to 

 June 26. 



*S. digitata glabra. 



PL, 1895. Hardy. Ht. 4 to 5 ft. 

 FL white with pink anthers ; 

 June 24 to July 16. 



**S. Filipendula, L. Dropwort, Europe, 



&c. 



PL, 1895. Hardy. Ht. 2 to 24 ft. 

 Fl. creamy white with rosy spots 

 outside; June 16 to July 16. 



***S. Filipendula flore pleno. 



PL, 1895. Hardy. Ht. 2 to 24 ft. 

 Fl. double, white ; June 11 to 

 July 16. 



S. gigantea, Hort. = 8. camtschatica. 



**S. gigantea sp. Japan. 



PL, 1898. Hardy. Ht. 44 to 64 ft. 

 Fl. creamy white ; July 6 to 

 Aug. 1. 



SPIRAEA Con. 



S. Hacquetii, FENZEL. & C. KOCH. Tyrol. 

 Syn. 8. pubescens, Hort. 

 PL, 1895. Hardy. Ht. 34 to 4J ft. 

 FL white; June 27 to July 12. 



*S. Humboldtii, HORT. 



PL, 1895. Hardy. Ht. 34 to 4 ft. 

 Fl. white; June 14 to July 4. 



S. japonica, Mdkoy = Astilbe japonica. 



***S. lobata, JACQ. North America. 

 Syn. 8. venusta lobata. 

 PL, 1895. Hardy. Ht, 34 to 4 ft. 

 FL deep pink ; July 15 to Aug. 6. 



S. lobata vera. 

 PL, 1908. 



*S. macrophylla, HORT. 



PL, 1895. Hardy. Ht, 5 to 54 ft.. 

 Fl. white; June 13 to July 9. 



***S. palmata, THUNB. Japan. 



PL, 1895. Hardy. Ht. 3 to 34 ft, 

 FL carmine; late June to Aug. 



S. palmata alba. 

 PL, 1908. 



**S. palmata elegans. 



PL, 1895. Hardy. Ht. 4 ft, FL 

 pink and white; June 27 to July 

 20. 



S. palmata major. 



PL, 1908. 



S. pubescens, Hort. = 8. Hacquetii. 



*S. Ulmaria, L. Meadow Sweet. Eu- 

 rope, &c. 



PL, 1895. Hardy. Ht. 34 to 4 ft; 

 Fl. sulphury white; June 30 to 

 Aug. 13. 



**S. Ulmaria flore pleno. 



PL, 1895. Hardy. Ht, 4 ft. FL 

 double, creamy white; July 1 to 

 Aug. 13. 



**S. Ulmaria foliis variegatis. 



PL, 1898. Hardy. Ht. 44 to 54 ft. 

 FL sulphury white; leaves varie- 

 gated; July 9 to Aug. 22. 



***S. venusta, HORT. Origin unknown. 



PL, 1895. Hardy. Ht. 44 to 54 ft. 

 Fl. crimson pink ; July 6 to Aug. 

 15. 



8. venusta lobata = 8. lobata, Jacq. 



**S. venusta pallida. 



PL, 1897. Hardy. Ht. 4 to 5 ft. 

 FL pink; July 1 to Aug. 1. 



