CHAP. CHI.
.SAUCA'CE-E. A'AXIX.
1633
App. iii. Koch’s Arrangement of the Species of Salix indigenousto Europe ; including, also, some extra-European Species, 'withreferences to the pages in this work, •where each species is de-scribed. (See p. 1487.)
ANALYSIS OF THE GROUPS.
Catkins sessile on the points of the branchlets. Leaves below the cat- \ ...
kins, proceeding from the sides of the branchlets - - - - 3 V1 ‘
Catkins originating In terminal buds, seated on leafy peduncles, having 3new buds. Peduncles permanent, and containing the branchlets - 3Terminal bud, and generally several more next the point of the branch-lets, producing leaves; the intermediate lateral ones, catkins.
Scales of the catkins of one colour, yellowish green; falling off 7before the fruit is ripe . y 1-
Scales of the catkins of one colour, yellowish green, permanent - ii.Scales of the catkins discoloured at the point.
Anthers, after flowering, black iv.
Anthers, after flowering, yellow or brown.
Capsules on long stalks, which are at least twice as long asthe gland.
Tall, erect, or arborescent shrubs - - - - - vi.
Low shrubs, with a creeping procumbent stem - - vii.
Capsules sessile, or with very short stalks.
Catkins sessile. Leaves cuspidate, acuminate, serrated - iii.Catkins sessile. Leaves entire, or very slightly toothed - v.Catkins stalked. Stalk leafy ------ ix.
Chrysa'nth.®.
Glacia'les.
Fra'giles.
^mygda'lina?.
Purpu'reje.
Ca'prEjE.
Arge'nte.®.
Pruino'stb.
Vimlva'les.
Fni'uiDiE.
Group i. Fragiles . *
Catkins lateral; the fertile ones on a leafy peduncle. Scales of the catkin of one colour, yellowishgreen, falling off before the fruit is ripe. Large trees.
1. S. pent&ndra L. Syn.: S. polv&ndra Schrank Baier. Fl.; S. tetr&ndra Willd. Enum. Suppl .:
S. hermaphroditica Lin. Sp. Fl.; No. 16. in p. 1503.
2. S. cuspidkta Sqhullz. Syn.: S. Mcyeridna Willd. Baum.; S. tinetbria Smith in Rees's Cyclo. ; S.
pentandra /3 Lin. Fl. Suec. ; S. hexandra Ehrh. Arb.; S. Ehrhartzana Smith in Rees’s Cycl.:No. 17. in p. 1504.
5. S. fragilis L. Syn.: S. deefpiens Hojfm. Sal., Eng. Bot.; S. fragilis Smith in Rees's Cyclo. ; S.Warg tana Lej. Fl. d. Spa. j S. fragilis Warg*«7wr Lej. Revue; No. 22. in p. 1516., and No.20. in p. 1515.
4. S. Russellma Smith. Syn.: S. pendula Ser. Sal. Helv.; S. viridis Fries Nov. : S. rhbens Schrank
Baier. Fl. j No. 24. in p. 1517.
5. S. &lba L. Syn.: S. ca?r6lea Eng.Bot .; S. vitelllna Lin. Sp. Fl. ; No. 26. in p. 1522.: and No. 27.
in p. 1528.
To this group belong, also, the following extra-European species ;—
1. S. occidentdlis Bose; p. 1530.
2. S. nigra Miihl. Nov. Act. Soc. n. s. Ber .; S. carolinistna Michx. Anier .; No. 28. in p. 1529.
3. S. babylonica L. ; S. propendens Ser. Sal. Helv.; No. 19. in p. 1507.
4. S. octandra Sieb.; p. 1530.
5. S. HumboldtaJmz Willd.; No. 29. in p. 1529.
Group ii. kmygdalince.
Catkins lateral, the fertile ones on a leafy peduncle. Scales of the catkins of one colour, yel-lowish green, permanent. Leaves long, serrated, smooth. Tall shrubs, with pliable shoots.
6. S. amygdalina L. Syn.: S. tri&ndra Lin. Sp. Fl., Willd. Sp. PI .; S. Villars/dmz Willd. Sp. PI, ;S. Hoppedwa Willd. Sp.; No. 14. in p. 1500.; No. 12. in p. 1498. : No. 15. in p. 1502. : andNo. 13. in p. 1500.
?. S. undul&ta Ehrh. Syn.: S. lanceol&ta Smith Eng. Bot.; S. No. 37. and 38., Trevir. Obs. Bot. :No. 10. in p. 1496.
8. S. Aippophaefblia Thuil. Syn.: S. undulata Trev. Obs. Bot., p. 17-, Koch in Regensb. Bot. Zeit1820, p. 311.; No. 11. in p. 1498.
Between this and the next group must be placed the three following North American species : —
1. S. Muhlenbergfdna Willd. Sp. PI.; S tristis Miihl. Nov. Act. Soc. n. s. Berol. ; S. incana
Michx.; Fl. Bor. Amer.; No. 45. and No. 46. in p. 1534.
2. S. grisea Willd. Sp. PI. ; S sericea Miihl. Nov. Act. Soc. Berol., not of Villars, is the
S. petiolaris Smith Fl. Br.; No. 42. and No. 43. in p. 1533.
3. S. cordata Miihl. Nov. Act. Soc. Berol., Willd. Sp. PI .; No. 47. in p. 1534.
Group iii. Pruinosa.
Catkins lateral, the fertile ones also sessile. Capsules sessile. Stamens 2, distinct; anthers, aftershedding their pollen remaining yellow. Scales of the catkins discoloured at the point. Leavescuspidate acuminate, serrated, becoming smooth. Inner bark yellow in the summer. Tall shrubsor trees, of a bright green hue.
9. S. acutifblia Willd. Syn.: S. violacea Ander. Rep., Smith in Rees's Cyclo. ; S. c&spica Hort. ;No. 7. in p. 1494.
10. S. rfaphndides Villars. Syn. : S. prse'cox Hoppe in Sturm D. FL, Willd. Sp. PI. ; S. bigemmisHoffm, Fl. Germ., Hist. Sal .; S. cinerea Smith Fl. Br., Willd Sp. ; S. pomer&nica Willd.Enum. Suppl. ; S. pra'cox gemm&ta Ser. Sal. exsicc., No. 83.; No. 8. ip p. 1494., and No. 9. inp. 1496.
Group iv. Purpureas.
Catkins lateral, sessile ; their scales dark or purple at the extremity. Stamens 2, united as far asthe middle, or the point; anthers purple, becoming black after flowering. Inner bark yellow inthe summer. Tall shrubs or trees, with a glaucous or dull green hue.
5 o 2