110 TREES AND SHRUBS. 



Leaves grayish tomentose beneath, sometimes only sparingly so, from 3 to 6 centimetres long (flowers unknown). 

 Leaves lustrous above, glabrous or nearly so; rays thin, slender. 28. V. Bockii. 



Leaves dull above, with scattered furcate hairs and slightly impressed veins; rays thick and angled. 



29. V. FALLAX. 

 Leaves coriaceous, persistent, from 3 to 6 centimetres long, with a whitish or yellowish tomeutum beneath; ovaries 

 glabrous. 



Corolla infundibuliform, with the limb shorter than the tube, about 5 millimetres broad; corymb from 2 to 3 centi- 

 metres wide. 30. V. CONGESTUM. 

 Corolla campanulate-rotate, from 7 to 9 millimetres broad; corymb usually from 5 to 7 centimetres wide. 



31. V. UTILE. 



Leaves reticulate-impressed above, coriaceous, rounded or cordate at the base, ovate to oblong-ovate, from 6 to 8 centimetres 

 long; ovaries stellate-tomentose. 

 Leaves usually rounded at the base, densely grayish tomentose beneath, with the rays of the stellate hairs not exceeding 



0.3 millimetre in length; corymbs short-stalked, small and dense. 32. V. chinshanense. 



Leaves usually cordate at the base, densely covered beneath with yellowish matted hairs, their rays from 0.3 to 0.6 



millimetre long; corymbs long-stalked. 33. V. Rosthornii. 



Leaves ovate-lanceolate, from 10 to 18 centimetres long, subcordate at the base, deeply wrinkled above and densely 

 yellowish tomentose beneath; corymbs from 8 to 12 centimetres broad. 34. V. rhytidophyllum. 



16. Viburnum Carlesii, Hemsley, Jour. Linn. Soc. xxiii. 350 (1888). — Palibin, Act. Hort. Petrop. xvii. 102. — Unger, 

 Moeller's Deutsch. Gdrtn.-Zeit. xvii. 271, f . — Gard. Chron. ser. 3, xxxii. 261, f. — Bot. Mag. t. 8114. — Tusschenwater, Rev. Hort. 

 Bely. Strang, xxxiii. 357, t. 



Korea: Chemulpo, W. R. Carles (No. 19 in Herb. Kew); western Korea, Perry (No. 61 in Herb. Kew); introduced into gar- 

 dens in 1902 by A. Unger, the Yokohama nurseryman. 



17. Viburnum Veitchii, C. H. Wright, Gard. Chron. ser. 3, xxxiii. 257 (1903). 



China: western Hupeh, E. H. Wilson (No. 2107 ex Wright); western China, E. H. Wilson (No. 3731); cultivated in the 

 Veitchian nurseries. 



18. Viburnum buddleifolium, C. H. Wright, Gard. Chron. ser. 3, xxxiii. 257 (1903). 

 China : western Hupeh, E. H. Wilson (No. 1863 ex Wright). 



19. Viburnum glomeratum, Maximowicz, Bull. Acad. Sri. St. Petersbourg, xxvi. 483 (1880); Mel. Biol. x. 656. — Hemsley, 

 Jour. Linn. Soc. xxiii. 352. 



China: Kansu, Wu-ping, 1885, G. N. Potanin (Herb. St. Petersburg). 



There is another fruiting specimen in the St. Petersburg herbarium collected by Potanin in northern Szech'uan which differs 

 in its longer-stalked many-flowered and larger corymbs measuring from 6 to 7 centimetres in diameter, and slightly in the 

 foliage. Additional flowering material may show that this specimen represents another species. 



20. Viburnum shensianum, Maximowicz. See p. 85, 1. 140. 



21. Viburnum burejjsticum, Regel & Herder, Gartenfiora, xi. 47, t. 384 (1862). — Herder, Bull. Soc. Nat. Mosc. xxxvii. pt. i. 

 196, t. 1, f. a-d; PL Radd. iii. 7, t. 1, f. a-d. — Koch, Dendr. ii. pt. i. 55. — Baker & S. Moore, Jour. Linn. Soc. xvii. 383. — 

 Koehne, Deutsche Dendr. 535. 



Viburnum davuricum, Maximowicz, Mem. Sav. E~tr. Acad. Sri. St. Petersbourg, ix. 135 (Prim. Fl. Amur.) (not Pallas) 



(1859). — Regel, Mem. Acad. Sri. St. Petersbourg, se"r. 7, iv. No. iv. 75 (Tent. Fl. Ussur.). 

 Viburnum burejanum, Herder, Bull. Soc. Nat. Mosc. liii. pt. i. 11 (1878); PL Radd. addit. 11. — Maximowicz, Bull Acad 



Sri. St. Petersbourg, xxvi. 481 ; Mel. Biol. x. 653. - Hemsley, Jour. Linn. Soc. xxiii. 350. - Dippel, Handb. Laubholzk. i. 185, 



Eastern Siberia: Manchuria, "mont. Bureja," G. Radde; Ussuri, Maack ; Amurland, S. Korshinski. China: western Hupeb 

 E. H. Wilson (No. 1863); cultivated in the Veitchian nurseries. 



22. Viburnum arcuatum, Komarov, Act. Hort. Petrop. xviii. 427 (1901). 

 Korea: banks of the Czan-dshin-gan River (ex Komarov). 



23. Viburnum macrocephalum, Fortune, Jour. Hort. Soc. Land. ii. 244 (sensu Maximowicz) (1847). — Maximowicz, Bull Soc. 

 Nat. Mosc. liv. 24 (1879); Bull. Acad. Sci. St. Petersbourg, xxvi. 480; Mel. Biol. x. 652. - Hemsley, Jour. Linn. Soc xxiii. 394 - 

 Dippel, Handb. Laubholzk. i. 177, f. 108. — Koehne, Deutsche Dendr. 535. — Grabner, Engler Bot. Jahrb. xxix. 587 



Viburnum Keteleeri, Carriere, Rev. Hort. 1863, 269, f. 31. — The Garden, vii. 287, f. 



Viburnum arborescens, Hemsley, Jour. Linn. Soc. xxiii. 349 (1888). - Grabner, Engler Bot. Jahrb. xxix. 588. 

 Viburnum macrocephalum, var. Keteleeri, Nicholson, III. Diet. Gard. iv. 155, f. 168 (1889). 

 China: Kiangsu, Faber; Chekiang and Fokien, Fortune (ex Hemsley); Hupeh, A. Henry (Nos. 3810 and 7661 in Herb Kew 

 «*«, E. H. Wilson (No. 219); sometimes cultivated. I am unable to find any differences between the typical Viburnum 



crocephalum and Viburnum arborescens based on Henry's No. 3810, t 



i the flowers are not fully developed, has 



urocephalum, forma sterile, Dippel, Handb. Laubholzk. i. 178 (as var.) (1889). 

 Viburnum macrocephalum, Fortune, Jour. Hort. Soc. Land. ii. 244 (sensu stricto) (1847).- Lindley, Bot. Reg. xxxiii. t. 1 

 Lemaire, Fl. des Serres, iii. 263, t.-Walpers, Ann. i. 365. - Carriere, Rev. Hort. 1858, 349, f. 99. -Koch, Den 

 Viburnum Keteleeri macrocephalum, Carriere, Rev. Hort. 1863, 271. 



