BEGONIA 



BEGONIA 



475 



fls. large (2 in. across) in many long-ped uncled 

 clusters, bright rich rose-red, fragrant. Bolivia. 

 A handsome plant, published by Lemoine in cata- 

 logue of 1893. 



BBB. Lvs. orbicular. 



20. Baumannii, Lemoine. Loose-hairy or nearly 

 glabrous, the sts. often very short and the plant 

 appearing acaulescent, but becoming 1-1 l /z ft. high: 

 Ivs. large, orbicular, with short, thick petioles: 

 peduncles 18 in. high, bearing panicles of 4-6 fls., 

 which are rose-red, 4-petaled, from 3-4 in. across, 



'ragrant as roses. Bolivia, 8,000-9,000 ft. B.M. 

 7510. <;t. 40:1348; 42, p. 25. A.F. 7:561. G.F. 

 ~>:77. It is described as plentiful in the moist 

 valleys of the Cordilleras, where it is eaten by cattle. 

 Distributed by Lemoine in 1890. Tubers as large 

 as ostrich eggs. Habit of B. socolrana. 



BBBB. Lvs. various, mostly broad-ovate at base, 

 acuminate, oblique. 



21. tuberhybrida, Voss (B. tuberbsa, Hort.). Figs. 

 510, 511, 512. The garden race of tuberous bego- 

 nias, combined of many species and derived from 

 many sources, very variable and yet for the most 

 part agreeing in general If. form. There are many 

 named garden varieties. 



OTHER TUBEROUS-ROOTED SPECIES. 



22. cinnabarina, Hook. Puberulent: sts. short, green, zigzag, 

 .-lightly downy: Ivs. on short petioles, obliquely ovate, lobed and 

 serratea: peduncles 9-12 in. long, red; fls. cinnabar-red, 2 in. across. 

 Bolivia. B.M. 44S3. P.M. 10:225. Intro. 1849; not in cult. 



23. crinita, Oliver. Slender, sparsely hairy : sts. red, hairy, 1 ft. 

 high: Ivs. ovate-cordate, irregularly toothed, tinged with red on the 

 under side: peduncles erect, red, producing 3 pale rose-colored fls. 

 Bolivia. B.M. 5897. Intro, by Veitch in 1866. 



24. cyclophylla, Hook. Slightly hairy, slender, stemless: If. 

 "solitary, orbicular, 6 in. across, green, with fimbriated margin: 

 peduncles erect, 6 in. long: fls. rose-colored, with the fragrance of 

 roses. China. B.M. 6926. Intro, to Kew in 1885. 



25. geranifdlia, Hook. Glabrous: st. 1 ft. high, erect, greenish : 

 Ivs. cordate, lobed, incised and serrated, green, margins red: fls. 2 

 or 3 on terminal peduncles, outer petals orbicular, red; the two 

 inner obovate, white. Lima. B.M. 3387. Intro. 1833. 



26. geranipides, Hook. Small, 10-14 in., stemless, rootstock 

 h 



h: _ . . ^ , i , 



with" a button-like cluster of yellow anthers. Natal. B.*M 5583.-- 

 Planted in a border in a sunny greenhouse, this is a fine begonia, 



512. Begonia tuberhybrida. 

 Double-flowered form. No. 21. 



flowering profusely during Oct. 

 and Nov. Intro, to Kew in 1866. 

 Probably not now in cult. Allied 

 to B. Dregei. 



27. natalensis, Hook. Glab- 

 rous: sts. fleshy, 1-2 ft. high: Ivs. 

 obliquely cordate, lobed, sinuate, 

 2-3 in. long, green, sometimes 



mottled with gray, veins reddish: fls. yellowish white, tinged with 

 rose, 1 in. across. Natal. B.M. 4841. Intro, to Kew in 1854. 



28. polypetala, A. DC. St. short, fleshy: Ivs. ovate-cordate, 

 toothed, hairy, with raised veins, 10x8 in.: fls. with 9 or 10 

 ovate-oblong petals an inch long, red; ovary hairy, with 1 long 

 wing. Peru. Gn. 14, p. 531. Intro, by Froebel in 1878. 



29. rubricaulis, Hook. Pubescent, stemless, scapes red: Ivs. 4-0 

 in. long, ovate, wavy, ciliate along the margins, deep green: fls. large, 

 males 1 Yt in. across, 5-petaled ; females smaller, 6-petaled, reddish. 

 Country unknown. B.M. 4131. Intro, to Birmingham Botanic 

 Garden in or about 1844. 



30. tenera, Dry. (B. Thwaitesii, Hook.). Pubescent, stemless: 



511. Begonia tuberhybrida. Double-flowered. No. 21. 



plant. Intro, to Kew about 1852. 



III. SPECIES RHIZOMATOTJS: the rhizomes mostly shaggy 

 and lying on top the ground or very nearly so 

 (Fig. 516); plant making no proper upright stem 

 or trunk. Nos. 31-59. 



A. Plant creeping, trailing, or climbing. 



31. glaucophylla, Hook. (B. glaucophylla splendent, 

 Hort. B. glaucophylla scdndens, Hort. B. Comte de 

 Limminghe, Hort. B. Limminghei, Hort.). Glabrous: 

 sts. long, drooping or creeping, lending themselves to 

 training on rafters: Ivs. ovate, wavy, 3 in. long, glaucous 

 green, reddish and variegated in bud, purple beneath 

 and white-spotted above, the margin cartilaginous: fls. 

 brick-red, males 1 in. across, with petals, females of 

 equal petals. Brazil. B.M. 7219. Gn. 59, p. 336. A 

 good basket plant, flowering freely all winter. Excellent 

 for a permanent position in a greenhouse; reaches 6-8 

 ft. or more high. 



32. scfindens, Swartz (B. lucida, Otto & Dietr. B. 

 elliptica, IIIiK.). Glabrous: sts. climbing or trailing, 

 clinging by means of short aerial roots: TVS. ovate or 

 broader, acuminate, notched at base, dentate, glossy 

 green, 4 in. long: fls. small, white, hanging in ball-like 

 clusters. W. Indies and 8. An excellent basket or 

 climbing plant. 



