1094 



XAXTHOKRHCEA 



XAXTHORKHiZA 



plants of tlie ii'ijiierul appearance de^erilied altovt.-: peri- 

 anth persistent, of l.J distiin't spyments, the .'! outi-r 

 j;,dun"ie-likt^ erect, concave or aliiiost hutnled, !i- or 5- 

 iier\''ed, tlie 3 inner much tliinner, usually S-neryed. 

 erect, Vint mort-: nv less protruded beyond tt\e outer seg- 

 ments inro a sliort, hyaline or white, petal-like, spread- 

 inti: lamina. Fhtra Australiensis 7:112. 







St' 



r;i5? 



2753. Xanlhoceras sorbilolia (X - -) . (See ]i. IW:,.) 



Trunk 

 s. 1-2 ft. 



urn sh. 

 S in. Ju 



'J- 



minor, R.Br. Lvs. 1-2 ft. h-n.ir. 1-2 lini's wide 

 Ioniser than the lvs.: .spike icss rlian '^4 in. wid 

 62!I7. — Belongs to the group in wliich the inner 11 

 se^i'ients have a white blade cunspieuously spr 

 above the outer ones, while in the next two spe< 

 inner segments have a short whitish tip, little 

 tljan the outer and scarcely spreading. 



scape 

 , B.M. 

 rianth- 

 ,-eading 

 ies the 

 longer 



hAstilis, R.Br. Lvs. 3-4 ft. long. 2-3 lines broad: 

 scape often 6-S ft. long, not c<»uutiug the spike. Readily 

 distinguished by the dense, rusty tonientum covering 

 the ends of the bracts and outer perianth-segments. 

 B.BI. 4722. G.C. III. 17:1%. F.S.0:8(i8. 



AA. Trunk hecomiug 5 or 6, or even 7,7 f(. long. 

 Prelssii, Endl. Lvs. 2-4 ft. long, 1-2 lines Iiroad, 

 rigid, very brittle when young: scapes 2-(l ft. long, in- 

 cluding the spike, which occupies one-half to nearly all 

 its length. B.M. (3933. \\r, jj 



XANTHOERHlZA (Greek, yef/ow root). Often 

 spelled Zanthorrhiza. Manmiculacew. A genus of only 

 one species, native in the eastern United States from 

 New York to Florida. Plant shrubby: lvs. pinnate or 

 bipinnate : Us. in drooping racemes or panicles: sepals 

 5, petal-like, deciduous ; petals 5, smaller than the 

 sepals, and 2-lobed; stamens 5-10; carpels 5-10, ses- 

 sile, forming only one-seeded follicles, one ovule of each 

 usually not maturing. 



The plants are cult, mostly fortheir handsome foliage, 

 which is much like that of Actaea, and wliich changes 

 to a beautiful golden color in the autumn. The plants 

 will grow readily in any good soil but usually prefer 

 damp and shady places, although it often thrives in 

 loose, sandy soil. Propagated both by seed and root 

 division in fall or early spring. Often not hardy in 

 Massachusetts. 



apiifdlia, L'Herit. Sheub Yellow Root. Fig. 2755. 

 Stems of hrigbt yellow wood, 1-20 ft. high: roots yel- 



■2754, Fruit of Xanthoceras sorbifolia{X /^). 



low, sendin:: u)) suckers in spring: lvs. in clusters fr^m 

 terminal Iiud.s; Ifts. about .". cut-toothed or lobed, with 

 wt'dge-shaped bases and enlire sinuses: tls, small, dark 

 or purple. April. Damp and sluidv places, southwestern 

 New York southward. A.G. lS91:2Slb B.B. 2:55.-Var. 

 ternata, Hutb. Lvs. only temate; Ifts. often more 

 deejdy lobed. the sinuses entire. Same distribution. 



K. C. Davis. 



