684 Species of Genus Salix

Willows: A Love Affair with Salix

The wind whispers through the weeping willow in my backyard, its slender leaves shimmering like green silk. I’ve always been drawn to willows – their graceful forms, their resilience, their association with both melancholy and magic. It’s no wonder that the genus Salix, encompassing all willows and sallows, has captivated botanists and nature lovers for centuries.

As a plant enthusiast, I’ve spent countless hours studying these fascinating trees and shrubs. They’re a diverse bunch, ranging from the towering crack willow (Salix fragilis) to the diminutive arctic willow (Salix arctica). What unites them all is their adaptability and their crucial role in various ecosystems.

A World of Willows: Diversity and Distribution

The sheer variety within the Salix genus is astounding. Imagine walking through a sun-dappled woodland and encountering the goat willow (Salix caprea), its branches laden with fuzzy catkins that resemble tiny kittens. Then picture yourself traversing a riverbank, where the white willow (Salix alba) stands tall, its leaves shimmering silver in the breeze. These are just two examples of the hundreds of Salix species found throughout the world.

Willows are predominantly found in the Northern Hemisphere, thriving in moist soils and cool climates. They’re particularly abundant in riparian zones, where their extensive root systems help stabilize riverbanks and prevent erosion. But willows are also surprisingly adaptable, with some species even inhabiting arctic and alpine regions.

Here’s a glimpse into the diversity of the Salix genus:

  1. Salix × aberrans A.Camus & E.G.Camus
  2. Salix abscondita Laksch.
  3. Salix acmophylla Boiss.
  4. Salix acutifolia Willd.
  5. Salix aegaea Cambria, C.Brullo, Giusso, Sciandr., Siracusa & Brullo
  6. Salix aegyptiaca L.
  7. Salix aeruginosa E.Carranza
  8. Salix alatavica Kar. ex Stschegl.
  9. Salix alaxensis (Andersson) Coville
  10. Salix alba L.
  11. Salix alexii-skvortzovii A.P.Khokhr.
  12. Salix × algista C.K.Schneid.
  13. Salix × alpigena A.Kern.
  14. Salix alpina Scop.
  15. Salix × altobracensis H.J.Coste
  16. Salix × ambigua Ehrh.
  17. Salix × amoena Fernald
  18. Salix × ampherista C.K.Schneid.
  19. Salix amphibola C.K.Schneid.
  20. Salix amplexicaulis Bory & Chaub.
  21. Salix amygdaloides Andersson
  22. Salix anatolica Ziel. & D.Tomasz.
  23. Salix × angusensis Rech.f.
  24. Salix annulifera C.Marquand & Airy Shaw
  25. Salix anticecrenata Kimura
  26. Salix apennina A.K.Skvortsov
  27. Salix apoda Trautv.
  28. Salix appendiculata Vill.
  29. Salix × arakiana Koidz.
  30. Salix arbuscula L.
  31. Salix arbusculoides Andersson
  32. Salix arbutifolia Pall.
  33. Salix arctica Pall.
  34. Salix arctophila Cockerell
  35. Salix × ardana Ziel. & Petrova
  36. Salix × argusii B.Boivin
  37. Salix argyracea E.L.Wolf
  38. Salix argyrocarpa Andersson
  39. Salix argyrophegga C.K.Schneid.
  40. Salix argyrotrichocarpa C.F.Fang
  41. Salix × arikae H.Ohashi & Yonek.
  42. Salix arizonica Dorn
  43. Salix armenorossica A.K.Skvortsov
  44. Salix arrigonii Brullo
  45. Salix × aschersoniana Seemen
  46. Salix athabascensis Raup
  47. Salix atopantha C.K.Schneid.
  48. Salix atrocinerea Brot.
  49. Salix × atroelaeagnos L.Serra & M.B.Crespo
  50. Salix aurita L.
  51. Salix × austriaca Host
  52. Salix austrotibetica N.Chao
  53. Salix babylonica L.
  54. Salix baileyi C.K.Schneid.
  55. Salix baladehensis Maassoumi, Moeeni & Rahimin.
  56. Salix balansae Seemen
  57. Salix balfouriana C.K.Schneid.
  58. Salix × balfourii E.F.Linton
  59. Salix ballii Dorn
  60. Salix bangongensis Z.Wang & C.F.Fang
  61. Salix barclayi Andersson
  62. Salix barrattiana Hook.
  63. Salix bebbiana Sarg.
  64. Salix × beckiana Beck
  65. Salix × beckii Soó
  66. Salix berberifolia Pall.
  67. Salix × besschelii B.Boivin
  68. Salix × bifida Wulfen
  69. Salix bikouensis Y.L.Chou
  70. Salix biondiana Seemen
  71. Salix bistyla Hand.-Mazz.
  72. Salix blakii Goerz
  73. Salix × blakolgae Drobow
  74. Salix blinii H.Lév.
  75. Salix × blyttiana Andersson
  76. Salix × boettcheri Seemen
  77. Salix bonplandiana Kunth
  78. Salix boothii Dorn
  79. Salix borealis Fr.
  80. Salix bouffordii A.K.Skvortsov
  81. Salix × boulayi F.Gérard
  82. Salix brachycarpa Nutt.
  83. Salix brachypoda (Trautv. & C.A.Mey.) Kom.
  84. Salix × brachypurpurea B.Boivin
  85. Salix breviserrata Flod.
  86. Salix breweri Bebb
  87. Salix × browiczii Ziel., D.Tomasz. & Kosiński
  88. Salix brutia Brullo & G.Spamp.
  89. Salix bulkingensis Chang Y.Yang
  90. Salix × buseri Favrat
  91. Salix cacuminis A.K.Skvortsov
  92. Salix caesia Vill.
  93. Salix calcicola Fernald & Wiegand
  94. Salix × calliantha Jos.Kern.
  95. Salix calostachya Andersson
  96. Salix calyculata Hook.f. ex Andersson
  97. Salix cana M.Martens & Galeotti
  98. Salix candida Flüggé ex Willd.
  99. Salix × canescens Willd.
  100. Salix cantabrica Rech.f.
  101. Salix × capnoides A.Kern. & Jos.Kern. ex Beck
  102. Salix caprea L.
  103. Salix × capreola A.Kern. ex Andersson
  104. Salix capusii Franch.
  105. Salix cardiophylla Trautv. & C.A.Mey.
  106. Salix carmanica Bornm.
  107. Salix caroliniana Michx.
  108. Salix cascadensis Cockerell
  109. Salix caspica Pall.
  110. Salix cathayana Diels
  111. Salix caucasica Andersson
  112. Salix cavaleriei H.Lév.
  113. Salix × cernua E.F.Linton
  114. Salix chaenomeloides Kimura
  115. Salix chamissonis Andersson
  116. Salix characta C.K.Schneid.
  117. Salix × charrieri Chass.
  118. Salix cheilophila C.K.Schneid.
  119. Salix chevalieri Seemen
  120. Salix chienii Cheng
  121. Salix chikungensis C.K.Schneid.
  122. Salix chlorolepis Fernald
  123. Salix cinerea L.
  124. Salix clathrata Hand.-Mazz.
  125. Salix × coerulescens Döll
  126. Salix coggygria Hand.-Mazz.
  127. Salix columbiana (Dorn) Argus
  128. Salix coluteoides Mirb.
  129. Salix commutata Bebb
  130. Salix × confinis A.Camus & E.G.Camus
  131. Salix × conifera Wangenh.
  132. Salix contortiapiculata P.I.Mao & W.Z.Li
  133. Salix cordata Michx.
  134. Salix × cottetii A.Kern.
  135. Salix crataegifolia Bertol.
  136. Salix × cremnophila Kimura
  137. Salix × cryptodonta Fernald
  138. Salix cupularis Rehder
  139. Salix cyanolimenaea Hance
  140. Salix dabeshanensis B.C.Ding & T.B.Chao
  141. Salix daguanensis P.I.Mao & P.X.He
  142. Salix daliensis C.F.Fang & S.D.Zhao
  143. Salix daltoniana Andersson
  144. Salix dalungensis Z.Wang & P.Y.Fu
  145. Salix daphnoides Vill.
  146. Salix delavayana Hand.-Mazz.
  147. Salix delnortensis C.K.Schneid.
  148. Salix denticulata Andersson
  149. Salix × devestita Arv.-Touv.
  150. Salix × diazii Idrees & J.M.H.Shaw
  151. Salix dibapha C.K.Schneid.
  152. Salix × dichroa Döll
  153. Salix × dieckiana Suksd.
  154. Salix × digenea Jos.Kern.
  155. Salix discolor Muhl.
  156. Salix disperma Roxb. ex D.Don
  157. Salix dissa C.K.Schneid.
  158. Salix divaricata Pall.
  159. Salix divergentistyla C.F.Fang
  160. Salix doii Hayata
  161. Salix dolichostachya Flod.
  162. Salix donggouxianica C.F.Fang
  163. Salix × doniana Sm.
  164. Salix driophila C.K.Schneid.
  165. Salix drummondiana Barratt ex Hook.
  166. Salix dshugdshurica A.K.Skvortsov
  167. Salix × dutillyi Lepage
  168. Salix eastwoodiae Cockerell ex A.Heller
  169. Salix elbrusensis Boiss.
  170. Salix eleagnos Scop.
  171. Salix elymaitica Maassoumi
  172. Salix × erdingeri A.Kern.
  173. Salix × eriocataphylla Kimura
  174. Salix × eriocataphylloides Kimura
  175. Salix eriocephala Michx.
  176. Salix erioclada H.Lév. & Vaniot
  177. Salix × eriophora Borbás
  178. Salix eriostachya Wall. ex Andersson
  179. Salix ernestii C.K.Schneid.
  180. Salix erythrocarpa Kom.
  181. Salix etosia C.K.Schneid.
  182. Salix × euerata Kimura
  183. Salix × euryadenia Ausserd. ex A.Kern.
  184. Salix euxina I.V.Belyaeva
  185. Salix excelsa S.G.Gmel.
  186. Salix exigua Nutt.
  187. Salix famelica (C.R.Ball) Argus
  188. Salix fargesii Burkill
  189. Salix farriae C.R.Ball
  190. Salix faxonianoides Z.Wang & P.Y.Fu
  191. Salix fedtschenkoi Goerz
  192. Salix × felina Buser ex A.Camus & E.G.Camus
  193. Salix fengiana C.F.Fang & Chang Y.Yang
  194. Salix × finnmarchica Willd.
  195. Salix firouzkuhensis Maassoumi
  196. Salix flabellaris Andersson
  197. Salix floccosa Burkill
  198. Salix floridana Chapm.
  199. Salix × flueggeana Willd.
  200. Salix foetida Schleich. ex DC.
  201. Salix × forbesiana Druce
  202. Salix × forbyana Sm.
  203. Salix forrestii K.S.Hao ex C.F.Fang & A.K.Skvortsov
  204. Salix × fragilis L.
  205. Salix × friesiana Andersson
  206. Salix × fruticosa Döll
  207. Salix fruticulosa Andersson
  208. Salix fulvopubescens Hayata
  209. Salix fuscescens Andersson
  210. Salix futura Seemen
  211. Salix × gaspensis C.K.Schneid.
  212. Salix geyeriana Andersson
  213. Salix gilashanica Z.Wang & P.Y.Fu
  214. Salix gilgiana Seemen
  215. Salix × gillotii A.Camus & E.G.Camus
  216. Salix glabra Scop.
  217. Salix glareorum P.I.Mao & W.Z.Li
  218. Salix × glatfelteri C.K.Schneid.
  219. Salix glauca L.
  220. Salix gmelinii Pall.
  221. Salix gonggashanica C.F.Fang & A.K.Skvortsov
  222. Salix gooddingii C.R.Ball
  223. Salix gordejevii Y.L.Chang & Skvortsov
  224. Salix gracilior (Siuzew) Nakai
  225. Salix gracilistyla Miq.
  226. Salix × grahamii Borrer ex Baker
  227. Salix × grayi C.K.Schneid.
  228. Salix × guinieri Chass. & Goerz
  229. Salix gussonei Brullo & G.Spamp.
  230. Salix gyamdaensis C.F.Fang
  231. Salix gyirongensis S.D.Zhao & C.F.Fang
  232. Salix × hachiojiensis Yoshiyama
  233. Salix hainanica A.K.Skvortsov
  234. Salix × hankensonii Dode
  235. Salix haoana W.P.Fang
  236. Salix × hapala Kimura
  237. Salix hartwegii Benth.
  238. Salix hastata L.
  239. Salix × hatusimae Kimura
  240. Salix × hayatana Kimura
  241. Salix × hebecarpa (Fernald) Fernald
  242. Salix hegetschweileri Heer
  243. Salix heishuiensis N.Chao
  244. Salix helvetica Vill.
  245. Salix herbacea L.
  246. Salix × hermaphroditica L.
  247. Salix heterochroma Seemen
  248. Salix × heteromera Hand.-Mazz.
  249. Salix × hexandra Ehrh.
  250. Salix × hiraoana Kimura
  251. Salix × hirsutophylla A.Camus & E.G.Camus
  252. Salix × hirtii Strähler
  253. Salix × hisauchiana Koidz.
  254. Salix × holosericea Willd.
  255. Salix hookeriana Barratt ex Hook.
  256. Salix × hostii A.Kern.
  257. Salix × hudsonensis C.K.Schneid.
  258. Salix hukaoana Kimura
  259. Salix humboldtiana Willd.
  260. Salix humilis Marshall
  261. Salix hupehensis K.S.Hao ex C.F.Fang & A.K.Skvortsov
  262. Salix hylonoma C.K.Schneid.
  263. Salix hypoleuca Seemen
  264. Salix × ikenoana Kimura
  265. Salix iliensis Regel
  266. Salix inamoena Hand.-Mazz.
  267. Salix integra Thunb.
  268. Salix interior Rowlee
  269. Salix × intermedia Host
  270. Salix × inticensis Huter
  271. Salix ionica Brullo, F.Scelsi & G.Spamp.
  272. Salix × irreflexa Borbás
  273. Salix irrorata Andersson
  274. Salix issatissensis Maassoumi, Moeeni & Rahimin.
  275. Salix × iwahisana Kimura
  276. Salix jaliscana M.E.Jones
  277. Salix × jamesensis Lepage
  278. Salix japonica Thunb.
  279. Salix × japopina Kimura
  280. Salix jejuna Fernald
  281. Salix jenisseensis (F.Schmidt) Flod.
  282. Salix jepsonii C.K.Schneid.
  283. Salix × jesupii Fernald
  284. Salix jinchuanica N.Chao
  285. Salix jingdongensis C.F.Fang
  286. Salix juparica Goerz ex Rehder & Kobuski
  287. Salix jurtzevii A.K.Skvortsov
  288. Salix kalarica (A.K.Skvortsov) Vorosch.
  289. Salix kamanica Z.Wang & P.Y.Fu
  290. Salix × kamikotica Kimura
  291. Salix kangdingensis S.D.Zhao & C.F.Fang
  292. Salix kangensis Nakai
  293. Salix kaptarae Cambria, C.Brullo & Brullo
  294. Salix karelinii Turcz. ex Stschegl.
  295. Salix × kawamurana Kimura
  296. Salix kazbekensis A.K.Skvortsov
  297. Salix khokhriakovii A.K.Skvortsov
  298. Salix kikodseae Goerz
  299. Salix kirilowiana Stschegl.
  300. Salix kochiana Trautv.
  301. Salix koeieana A.K.Skvortsov
  302. Salix × koidzumii Kimura
  303. Salix × koiei Kimura
  304. Salix kongbanica Z.Wang & P.Y.Fu
  305. Salix koriyanagi Kimura ex Goerz
  306. Salix kouytchensis C.K.Schneid.
  307. Salix × krausei Andersson
  308. Salix krylovii E.L.Wolf
  309. Salix × kudoi Kimura
  310. Salix kungmuensis P.I.Mao & W.Z.Li
  311. Salix kunyangensis S.S.Ying
  312. Salix kusanoi (Hayata) C.K.Schneid.
  313. Salix kuznetzowii Laksch. ex Goerz
  314. Salix lacus-tari Maassoumi & Kazempour
  315. Salix laevigata Bebb
  316. Salix laggeri Wimm.
  317. Salix lamashanensis K.S.Hao ex C.F.Fang & A.K.Skvortsov
  318. Salix × lambertiana Sm.
  319. Salix lanata L.
  320. Salix lanifera C.F.Fang & S.D.Zhao
  321. Salix lapponum L.
  322. Salix × laschiana Zahn
  323. Salix lasiandra Benth.
  324. Salix lasiolepis Benth.
  325. Salix × latifolia J.Forbes
  326. Salix × laurentiana Fernald
  327. Salix × laurina Sm.
  328. Salix ledebouriana Trautv.
  329. Salix ledermannii Seemen
  330. Salix × legionensis Llamas & Penas
  331. Salix × leiophylla A.Camus & E.G.Camus
  332. Salix lemmonii Bebb
  333. Salix × leucopithecia Kimura
  334. Salix × liegnitzensis A.Camus & E.G.Camus
  335. Salix ligulifolia (C.R.Ball) C.R.Ball ex C.K.Schneid.
  336. Salix limprichtii Pax & K.Hoffm.
  337. Salix lindleyana Wall. ex Andersson
  338. Salix × lintonii A.Camus & E.G.Camus
  339. Salix liouana C.Wang & Chang Y.Yang
  340. Salix × litigiosa A.Camus & E.G.Camus
  341. Salix × livescens Döll
  342. Salix × lochsiensis D.J.Tennant
  343. Salix longiamentacea Charit.
  344. Salix longiflora Wall. ex Andersson
  345. Salix longissimipedicellaris N.Chao ex P.I.Mao
  346. Salix longistamina Z.Wang & P.Y.Fu
  347. Salix lucida Muhl.
  348. Salix luctuosa H.Lév.
  349. Salix × ludibunda A.Camus & E.G.Camus
  350. Salix × ludificans F.B.White
  351. Salix ludingensis T.Y.Ding & C.F.Fang
  352. Salix ludlowiana A.K.Skvortsov
  353. Salix lutea Nutt.
  354. Salix luzhongensis X.W.Li & Y.Q.Zhu
  355. Salix × lyonensis D.J.Tennant
  356. Salix maccalliana Rowlee
  357. Salix macroblasta C.K.Schneid.
  358. Salix maerkangensis N.Chao
  359. Salix magnifica Hemsl.
  360. Salix × marchettii Merli & F.Martini
  361. Salix × margaretae Seemen
  362. Salix × margarita F.B.White
  363. Salix × mariana Woł.
  364. Salix × maritima Hartig
  365. Salix × matsumurae Seemen
  366. Salix mazzettiana N.Chao
  367. Salix medogensis Y.L.Chou
  368. Salix × meikleana D.J.Tennant
  369. Salix melanopsis Nutt.
  370. Salix metaglauca Chang Y.Yang
  371. Salix mexicana Seemen
  372. Salix michelsonii Goerz ex Nasarow
  373. Salix microstachya Turcz. ex Trautv.
  374. Salix × microstemon Kimura
  375. Salix mielichhoferi Saut.
  376. Salix minjiangensis N.Chao
  377. Salix miyabeana Seemen
  378. Salix × mollissima Hoffm. ex Elwert
  379. Salix monochroma C.R.Ball
  380. Salix × montana Host
  381. Salix monticola Bebb
  382. Salix morrisonicola Kimura
  383. Salix moupinensis Franch.
  384. Salix mucronata Thunb.
  385. Salix muliensis Goerz
  386. Salix × multinervis Döll
  387. Salix myricoides Muhl.
  388. Salix myrsinifolia Salisb.
  389. Salix myrsinites L.
  390. Salix myrtillacea Andersson
  391. Salix myrtillifolia Andersson
  392. Salix myrtilloides L.
  393. Salix × myrtoides Döll
  394. Salix nakamurana Koidz.
  395. Salix nasarovii A.K.Skvortsov
  396. Salix × nasuensis Kimura
  397. Salix nebrodensis C.Brullo, Brullo, Cambria & Giusso
  398. Salix neoamnematchinensis T.Y.Ding & C.F.Fang
  399. Salix neolapponum Chang Y.Yang
  400. Salix × neuburgensis Erdner
  401. Salix niedzwieckii Goerz
  402. Salix nigra Marshall
  403. Salix niphoclada Rydb.
  404. Salix nipponica Franch. & Sav.
  405. Salix nivalis Hook.
  406. Salix × nobrei Samp. ex Cout.
  407. Salix × notha Andersson
  408. Salix nujiangensis N.Chao
  409. Salix nummularia Andersson
  410. Salix nuristanica A.K.Skvortsov
  411. Salix obscura Andersson
  412. Salix × obtusata Fernald
  413. Salix × obtusifolia Willd.
  414. Salix ochetophylla Goerz
  415. Salix okamotoana Koidz.
  416. Salix × oleifolia Vill.
  417. Salix olgae Regel
  418. Salix omeiensis C.K.Schneid.
  419. Salix × onychiophylla Andersson
  420. Salix opsimantha C.K.Schneid.
  421. Salix oreinoma C.K.Schneid.
  422. Salix oreophila Hook.f. ex Andersson
  423. Salix orestera C.K.Schneid.
  424. Salix oritrepha C.K.Schneid.
  425. Salix oropotamica Brullo, F.Scelsi & G.Spamp.
  426. Salix ovalifolia Trautv.
  427. Salix pantosericea Goerz
  428. Salix paradoxa Kunth
  429. Salix paraflabellaris S.D.Zhao
  430. Salix paraheterochroma Z.Wang & P.Y.Fu
  431. Salix paraphylicifolia Chang Y.Yang
  432. Salix paraplesia C.K.Schneid.
  433. Salix paratetradenia Z.Wang & P.Y.Fu
  434. Salix parvidenticulata C.F.Fang
  435. Salix × peasei Fernald
  436. Salix pedicellaris Pursh
  437. Salix pedicellata Desf.
  438. Salix × pedionoma Kimura
  439. Salix × pedunculata Fernald
  440. Salix pella C.K.Schneid.
  441. Salix pellita (Andersson) Bebb
  442. Salix × peloritana Prestandr. ex Tineo
  443. Salix × pendulina Wender.
  444. Salix pentandra L.
  445. Salix pentandrifolia Sennikov
  446. Salix × permixta Jeanne Webb
  447. Salix permollis C.Wang & C.Y.Yu
  448. Salix × perthensis Druce
  449. Salix petiolaris Sm.
  450. Salix petrophila Rydb.
  451. Salix × phaeophylla Andersson
  452. Salix phaidima C.K.Schneid.
  453. Salix phanera C.K.Schneid.
  454. Salix phlebophylla Andersson
  455. Salix phylicifolia L.
  456. Salix pierotii Miq.
  457. Salix pilosomicrophylla Z.Wang & P.Y.Fu
  458. Salix pilushanensis S.S.Ying
  459. Salix piptotricha Hand.-Mazz.
  460. Salix × pithoensis Rouy
  461. Salix planifolia Pursh
  462. Salix plectilis Kimura
  463. Salix plocotricha C.K.Schneid.
  464. Salix polaris Wahlenb.
  465. Salix × polgari Soó
  466. Salix polyclona C.K.Schneid.
  467. Salix × pormensis T.E.Díaz & Llamas
  468. Salix × praegaudens H.Ohashi & Yoshiyama
  469. Salix praticola Hand.-Mazz. ex Enander
  470. Salix × princeps-ourayi Kelso
  471. Salix prolixa Andersson
  472. Salix psammophila C.Wang & Chang Y.Yang
  473. Salix pseudocalyculata Kimura
  474. Salix pseudodepressa A.K.Skvortsov
  475. Salix × pseudodoniana Rouy
  476. Salix × pseudoelaeagnos T.E.Díaz & Llamas
  477. Salix × pseudoglauca Andersson
  478. Salix pseudomedemii E.L.Wolf
  479. Salix pseudomonticola C.R.Ball
  480. Salix pseudomyrsinites Andersson
  481. Salix × pseudopaludicola Kimura
  482. Salix pseudopentandra (Flod.) Flod.
  483. Salix pseudopermollis C.Y.Yu & Chang Y.Yang
  484. Salix × pseudosalvifolia T.E.Díaz & E.Puente
  485. Salix pseudospissa Goerz ex Rehder & Kobuski
  486. Salix pseudotangii C.Wang & C.Y.Yu
  487. Salix pseudowallichiana Goerz ex Rehder & Kobuski
  488. Salix pseudowolohoensis K.S.Hao ex C.F.Fang & A.K.Skvortsov
  489. Salix psilostigma Andersson
  490. Salix pulchra Cham.
  491. Salix × punctata Wahlenb.
  492. Salix purpurea L.
  493. Salix pycnostachya Andersson
  494. Salix pyrenaica Gouan
  495. Salix pyrifolia Andersson
  496. Salix pyrolifolia Ledeb.
  497. Salix qamdoensis N.Chao & J.Liu
  498. Salix qinghaiensis Y.L.Chou
  499. Salix qinlingica C.Wang & N.Chao
  500. Salix × quercifolia Sennen ex Goerz
  501. Salix radinostachya C.K.Schneid.
  502. Salix × ramosissima A.Camus & E.G.Camus
  503. Salix raupii Argus
  504. Salix rectijulis Ledeb. ex Trautv.
  505. Salix recurvigemmata A.K.Skvortsov
  506. Salix rehderiana C.K.Schneid.
  507. Salix × reichardtii A.Kern.
  508. Salix reinii Franch. & Sav. ex Seemen
  509. Salix reinii-affinis A.E.Kozhevn. & Kozhevnikova
  510. Salix repens L.
  511. Salix reptans Rupr.
  512. Salix resecta Diels
  513. Salix resectoides Hand.-Mazz.
  514. Salix reticulata L.
  515. Salix retusa L.
  516. Salix × retusoides Jos.Kern.
  517. Salix rhamnifolia Pall.
  518. Salix rhododendrifolia Z.Wang & P.Y.Fu
  519. Salix rhododendroides C.Wang & C.Y.Yu
  520. Salix rhoophila C.K.Schneid.
  521. Salix × rijosa Rivas Mart., T.E.Díaz, Fern.Prieto, Loidi & Penas
  522. Salix riskindii M.C.Johnst.
  523. Salix rizeensis Güner & J.Ziel.
  524. Salix rockii Goerz ex Rehder & Kobuski
  525. Salix rorida Laksch.
  526. Salix rosmarinifolia L.
  527. Salix rotundifolia Trautv.
  528. Salix × rubella Bebb ex Rowlee & Wiegand
  529. Salix × rubra Huds.
  530. Salix × rubriformis Tourlet
  531. Salix × rugulosa Andersson
  532. Salix rupifraga Koidz.
  533. Salix × sadleri Syme
  534. Salix sajanensis Nasarow
  535. Salix × sakaii H.Ohashi & Yonek.
  536. Salix × sakamakiensis Yoshiyama
  537. Salix salviifolia Brot.
  538. Salix salwinensis Hand.-Mazz. ex Enander
  539. Salix saposhnikovii A.K.Skvortsov
  540. Salix saxatilis Turcz. ex Ledeb.
  541. Salix × saxetana F.B.White
  542. Salix × schaburovii I.V.Belyaeva
  543. Salix × schatilowii R.I.Schröd. ex Dippel
  544. Salix × schatzii Sagorski
  545. Salix × schneideri B.Boivin
  546. Salix × scholzii Rouy
  547. Salix × schumanniana Seemen
  548. Salix schwerinii E.L.Wolf
  549. Salix sclerophylla Andersson
  550. Salix scouleriana Barratt ex Hook.
  551. Salix × scrobigera Woł.
  552. Salix × secerneta F.B.White
  553. Salix × semimyrtilloides A.Camus & E.G.Camus
  554. Salix × seminigricans A.Camus & E.G.Camus
  555. Salix × semireticulata F.B.White
  556. Salix × sendaica Kimura
  557. Salix sericea Marshall
  558. Salix sericocarpa Andersson
  559. Salix serissima (L.H.Bailey ex Arthur) Fernald
  560. Salix serpillifolia Scop.
  561. Salix serpyllum Andersson
  562. Salix × sesquitertia F.B.White
  563. Salix sessilifolia Nutt.
  564. Salix setchelliana C.R.Ball
  565. Salix shandanensis C.F.Fang
  566. Salix shangchengensis B.C.Ding & T.B.Chao
  567. Salix shihtsuanensis C.Wang & C.Y.Yu
  568. Salix shiraii Seemen
  569. Salix × sibyllina F.B.White
  570. Salix sichotensis Kharkev. & Vyschin
  571. Salix sieboldiana Blume
  572. Salix × sigemitui Kimura
  573. Salix sikkimensis Andersson
  574. Salix silesiaca Willd.
  575. Salix silicicola Raup
  576. Salix × simulatrix F.B.White
  577. Salix sinica (K.S.Hao ex C.F.Fang & A.K.Skvortsov) G.H.Zhu
  578. Salix sinopurpurea C.Wang & Chang Y.Yang
  579. Salix × sirakawensis Kimura
  580. Salix sitchensis Sanson ex Bong.
  581. Salix × sobrina F.B.White
  582. Salix × solheimii Kelso
  583. Salix × sonderiana Junge
  584. Salix songarica Andersson
  585. Salix spathulifolia Seemen
  586. Salix × speciosa Host
  587. Salix sphaeronymphe Goerz
  588. Salix sphenophylla A.K.Skvortsov
  589. Salix spodiophylla Hand.-Mazz.
  590. Salix staintoniana A.K.Skvortsov
  591. Salix starkeana Willd.
  592. Salix stolonifera Coville
  593. Salix stomatophora Flod.
  594. Salix × straehleri Seemen
  595. Salix × strepida J.Forbes
  596. Salix × subglabra A.Kern.
  597. Salix subopposita Miq.
  598. Salix × subsericea Döll
  599. Salix suchowensis W.C.Cheng
  600. Salix × sugayana Kimura
  601. Salix sumiyosensis Kimura
  602. Salix sungkianica Y.L.Chou & Skvortsov
  603. Salix × superata F.B.White
  604. Salix tagawana Koidz.
  605. Salix taipaiensis Chang Y.Yang
  606. Salix taishanensis C.Wang & C.F.Fang
  607. Salix taiwanalpina Kimura
  608. Salix × tamagawaensis Yoshiyama & Yamaguchi
  609. Salix × tambaensis Koidz. & Araki
  610. Salix tangii K.S.Hao ex C.F.Fang & A.K.Skvortsov
  611. Salix × taoensis Goerz ex Rehder & Kobuski
  612. Salix taraikensis Kimura
  613. Salix tarbagataica Chang Y.Yang
  614. Salix tarraconensis Pau
  615. Salix taxifolia Kunth
  616. Salix × taylorii Rech.f.
  617. Salix tenella C.K.Schneid.
  618. Salix tengchongensis C.F.Fang
  619. Salix tenuijulis Ledeb.
  620. Salix × tetrapla Walker
  621. Salix tetrasperma Roxb.
  622. Salix × thaymasta Kimura
  623. Salix thomsoniana Andersson
  624. Salix thorelii Dode
  625. Salix thurberi Rowlee
  626. Salix tianschanica Regel
  627. Salix tibetica Goerz ex Rehder & Kobuski
  628. Salix × tomentella A.Camus & E.G.Camus
  629. Salix tonkinensis Seemen
  630. Salix trabzonica A.K.Skvortsov
  631. Salix tracyi C.R.Ball
  632. Salix triandra L.
  633. Salix triandroides W.P.Fang
  634. Salix trichocarpa C.F.Fang
  635. Salix tschujensis (Bolsch.) Baikov
  636. Salix tschuktschorum A.K.Skvortsov
  637. Salix turanica Nasarow
  638. Salix turczaninowii Laksch.
  639. Salix × turfosa A.Camus & E.G.Camus
  640. Salix turnorii Raup
  641. Salix × turumatii Kimura
  642. Salix tweedyi (Bebb) C.R.Ball
  643. Salix tyrrellii Raup
  644. Salix tyrrhenica Brullo, F.Scelsi & Spamp.
  645. Salix udensis Trautv. & C.A.Mey.
  646. Salix × ungavensis Lepage
  647. Salix uralicola I.V.Belyaeva
  648. Salix ustnerensis (Bolsch.) Baikov ex A.V.Grebenjuk & Czepinoga
  649. Salix uva-ursi Pursh
  650. Salix variegata Franch.
  651. Salix × velchevii Ziel. & Pancheva
  652. Salix × velenovskyi Servít
  653. Salix vestita Pursh
  654. Salix viminalis L.
  655. Salix vinogradovii A.K.Skvortsov
  656. Salix × viridifolia T.E.Díaz & Penas
  657. Salix viridiformis Maassoumi
  658. Salix vulpina Andersson
  659. Salix vyshinii (Nedol.) Petruk
  660. Salix × waghornei Rydb.
  661. Salix waldsteiniana Willd.
  662. Salix × wardiana Leefe ex F.B.White
  663. Salix weixiensis Y.L.Chou
  664. Salix × wiegandii Fernald
  665. Salix wilhelmsiana M.Bieb.
  666. Salix × wimmeri A.Kern.
  667. Salix × wolfiana Rouy
  668. Salix wolfii Bebb
  669. Salix wolohoensis C.K.Schneid.
  670. Salix × woloszczakii Zalewski
  671. Salix woroschilovii Barkalov
  672. Salix × wrightii Andersson
  673. Salix wuxuhaiensis N.Chao
  674. Salix × wyomingensis Rydb.
  675. Salix xanthicola K.I.Chr.
  676. Salix xiaoguangshanica Y.L.Chou & N.Chao
  677. Salix xizangensis Y.L.Chou
  678. Salix yanbianica C.F.Fang & Chang Y.Yang
  679. Salix yuhuangshanensis C.Wang & C.Y.Yu
  680. Salix yumenensis H.L.Yang
  681. Salix zangica N.Chao
  682. Salix zayunica Z.Wang & C.F.Fang
  683. Salix × zhataica Efimova, Shurduk & Ahti
  684. Salix zhegushanica N.Chao

Ecological Importance: More Than Just Pretty Trees

Willows are not just aesthetically pleasing; they play a vital role in their ecosystems. Their flowers are a valuable source of nectar and pollen for early-season pollinators, such as bees and butterflies. Their leaves and branches provide food and shelter for a wide range of animals, from deer and rabbits to birds and insects.

Furthermore, willows have a remarkable ability to absorb pollutants and heavy metals from the soil, making them useful for phytoremediation. They also help prevent soil erosion and improve water quality, thanks to their extensive root systems.

Willows in Human History: From Baskets to Aspirin

Humans have utilized willows for centuries. Their flexible branches are ideal for basket weaving, while their wood has been used for everything from furniture to cricket bats. Willow bark contains salicylic acid, a natural pain reliever that was the precursor to aspirin. In traditional medicine, willow bark has been used to treat fever, headaches, and inflammation.

A Personal Connection: Why I Love Willows

My fascination with willows goes beyond their botanical characteristics. There’s something about their graceful forms and their resilience that resonates with me. I find solace in the rustling of their leaves and the dappled shade they provide. They are a reminder of the beauty and strength of the natural world.

Whether I’m admiring a weeping willow’s cascading branches or examining the intricate details of a willow catkin, I’m always filled with a sense of wonder. The Salix genus is a testament to the diversity and adaptability of life on Earth, and I’m grateful for the opportunity to learn from and appreciate these remarkable trees.

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