442 



CYl'ISUS 



CYTISUS 



brous above, pubescent beneath; Ifts. obovate or obo- 

 vate-oblong, niucronulate, %-% in. long: racemes 3-9- 

 fld., short, leafy at the base: fls. fragrant, bright yellow: 

 pod rufous- villous, slightly torulose. May, June. Medi- 

 terranean region, Canary Isl. 



9. MaderSnsis, Voss (Genista Maderensis, Webb). 

 Large shrub or small tree, to 20 ft., closely allied to C. 

 candicans and chiefly distinguished by the rufous woolly 

 tomentum covering the young branches, petioles and 

 pedicels, and by the longer petioles. Lvs. crowded ; Ifts. 

 obovate, acute or mucronulate, often almost glabrous 

 above, scabby beneath, %-% in. long, about as long as 

 petioles: racemes 6-12-fld., short: fls. bright yellow, 

 slightly fragrant: pod 5-7-seeded. May, June. Madeira. 



10. Canari6nsis, Linn. GENISTA of florists. Fig. 655. 

 Much-branched shrub, to 6 ft., with villous-pubescent 

 branches: petioles at least half as long as the Ifts. ; Ifts. 

 cuneate, obovate or oblong-obovate, pubescent on both 

 sides, 34-K in. long: racemes usually many-fld., secund: 

 fls. fragrant, bright yellow. May-July. Canary Isl. A. 

 F. 6:802. Var. ramosissimus, Behder (C. ramosissi- 

 mus, Poir. C. Attleyanus, Hort.). Lfts. very sniall: 

 racemes short, but numerous. L.B.C. 13:1201. B.E. 

 3:217. 



DD. Racemes elongated. 



11. racemdsus, Nichols., not Marn. Fig. 656. Shrub, to 

 6 ft. : branches pubescent: Ivs. rather long petioled; Ifts. 

 oblong-obovate, mucronulate, %-% in. long, silky pu- 

 bescent on both sides: racemes elongated, many-fld., 

 secund and rather loose, 3-5 in. long. Probably of gar- 

 den origin and hybrid between C. Canariensis and C '. 

 stenopetalus. A.F. 6:802 ; 13: 1136. -Better florists' 

 plant than the last. Var. Everestianus, Hort. Fls. of a 

 deeper shade of yellow, very free-flowering. R.H. 

 1873:390. 



12. stenopetalus, Voss (C. racemdsus, Marn.). Shrub, 

 to 6 ft., with silky pubescent branches : Ivs. slender 

 petioled; Ifts. cuneate, oblong or narrow-oblong, obtuse, 

 silky pubescent on both sides, %-!% in. long: racemes 

 many-fld., loose: fls. large, bright yellow. May, June. 

 Canary Isl. B.R. 26:23 (as Genista bracteoldta). Some- 

 times cultivated as C. splendens, but less desirable as a 

 greenhouse plant than the two former. 



cc. Lvs. nearly sessile. 



.13. linifdlius, Lam. Shrub, to 3 ft., with erect, ap- 

 pressed-silky tomentose branches: Ifts. linear orlineai- 

 lanceolate, acute, revolute at the margin, nearly gla- 

 brous and shining above, silvery pubescent beneath, %- 

 1 in. long: racemes short and compact: fls. bright yel- 

 low: pod torulose. April-June. Spain, N. Afr., Canary 

 Isl. B.M.442, 



BB. Foliage deciduous: branches quite terete. 

 14. nigricans, Linn. Shrub, 1-A ft., with erect, ap- 

 pressed-pubescent branches : Ivs. long petioled; Ifts. 

 obovate or oblong-obovate, glabrous above, appressed- 

 pubescent beneath, /-! in. long: racemes very long and 

 slender, 3-8 in. long. June, July. Germany, N. Italy, 

 Hungary. L.B.C. 6:570. B.R. 10:802. Var". elongatus, 

 Borkh. Blooming again in fall at the top of the elon- 

 gated fruiting racemes. R.H. 1891, p. 149 (as var. 

 Carlieri). 



C. Adami, Poir.^Laburnum Adami. C. dlbus, Hacqu.= C. 

 leucanthus. C. alplnus, Mill. = Laburnum alpinum. C. Ar- 

 dbini, Fourn. Prostrate shrub, to 1 ft. high : Ivs. trifoliate, 

 silky: fls. 1-6, axillary, yellow; calyx campanulate. Apr., May. 

 Southeastern France. C. Austrlacus, Linn. Allied to C. capi- 

 tatus. Lfts. narrow, oblanceolate, silky pubescent on both sides: 

 fls. yellow; calyx densely villous. Southeastern Eu., Caucasus. 

 C. biflorus, L'Herit. = C. Ratisboneiisis. C. Cantdbricus , 

 Willd. Allied to C. scoparius, but prostrate, with silky Ivs. and 

 large bright yellow fls.: pod villous. May. Spain. C. Cantd- 

 bricus, Hort.= C. scoparius, var. pendulus. C. congestus, Voss 

 (Teline congesta, Webb) . Allied to C. Canariensis. Densely vil- 

 lous-tomentose, small-leaved: racemes short. Teneriffa. C. 

 decumbens,Wali>. Prostrate: Ivs. simple, oblanceolate, loosely 

 villous: fls. yellow, axillary, 1-2. S.Eu. L.B.C. 8:718. C. elon- 

 gdto-purpureus, Hort.=C. versicolor. C. elongatus, Waldst. & 

 Kit.=C. Ratisbonensis, var. elongatus. C. elongatus, Hort.= 

 C. hirsutus. C. frdgrans, Lam. Allied to C. filipes. Petioles 

 short : Ifts. densely pubescent : fls. fragrant, white. Spring. 

 Teneriffa. C. glabrescens, Sartor. Procumbent, sparingly ap- 

 pressed-pubescent : Ivs. 3-foliolate: fls. lateral, yellow : pod 

 glabrous. JN. Italy. C. Kewensis, Bean (C. albusX Ardoini). 

 Prostrate: Ivs. 3-foliolate, pubescent: fls. creamy white. Origi- 

 nated at Kew. C. Laburnum, Linn.=Laburnum vulgare. C. 

 leucanthus, Waldst. & Kit. Allied to C. capitatus. Lfts. nearly 



flabrous above, acute : fls. white or yellowish white. June, 

 uly. Southeastern Eu. Var. Schipkaensis, Dipp. Dwarf : fls. 

 pure white. Balkan. C. nubigenus, Link = C. fragrans. O. 

 prcecox, Hort. (C. albus X purgans). Shrub, to 3 ft., with erect 

 branches : Ivs. 1-3-foliolate : fls. yellowish white. Of garden 

 origin. C. polytrichus, Bieb.=C. hirsutus. C. purgans, Willd. 

 Shrub, to 3 ft., appressed-pubescent : branches striped : Ivs. 

 1-3-foliolate, oblong or linear-lanceolate : fls. axillary, yellow, 

 fragrant : pod glabrous. May- July. Spain, S. France. C. 

 ramentdceus, Sieb.=Petteria ramentacea. C. Ratisbonensis, 

 Schaeff. Allied to C. hirsutus. To 3 ft.: branches slender, ap- 

 pressed-pubescent: Ifts. glabrous above, silky beneath: fls. 1-2, 

 yellow ; calyx with appressed, yellowish, silky hairs. April- 

 June. M. Eu.,W. Asia. Var. elongatus, Koch. More erect: 

 fls. larger, 3-5 ; calyx with somewhat spreading hairs. B.R. 

 4:308 (as C. biflorus).- O. Ruthenicus, Hort., not Fisch. = C. 

 hirsutus. C. sessilifblius , Linn. Allied to C. nigricans. Quite 

 glabrous: Ivs. nearly sessile, with roundish-obovate Ifts.: ra- 

 cemes short, 4-11-fld. May, June. S. Eu. B.M. 255. C. triflorus, 

 L'Herit. Similar to C. hirsutus. Fls. long-pedicelled, yellow; 

 calyx tube short, not tubular. April, May. S. Eu., N. Afr. Ten- 

 der. (7. versicolor, Dipp. (C. hirsutus Xpurpureus). Low 

 shrub, with sparingly villous Ivs. : fls. yellowish white and pale 

 purple. Sometimes cult, as C. incarnatus. C. Weldeni, Vis. 3 * 

 Petteria ramentacea. ALFRED EEHDER. 



