APPEXDIX. 
497 
noticed have very narrow leaves, the former 6", the latter 4-5" wide. About St. Georfvo. rtah, a form 
occurs with halves oiilyi ' wide. 
6 2. HESrElJO-YUCCA. Filaments thickened upward, acute, smooth, mostly lonoer than tlw j.i.sti], 
erect ; anthers didymous, broader than long ; ovary oval, the slender style tij)i>ed witli a hroad short 
3-lobed stigma, hearino- nnraerons filiform papillie ; erect capsule loeidicidally :?-valved from the 
apex, valves entire, undivided ; seeds thin, smooth, with entire albumen. 
4. Y. WiirrPLEi, Torr. Bot. Mex. Bouml. 222. Stems none or short, prostrate ; leavrs iVw, otl, n lai- 
cate, rigid but not thick, gradually widening toward the broad base, rough on the inai gin. sliarp-jiointed, 
striated, glaucous, 12-18' long, I' wide or less; flowers pani.led ; p. tais lanc.-oval. iT-:;' long; .apsule 
small, ovate or obovate, obtuse ; seed narrowly margined.— I'rom X. \V. Arizona to t he iiimmlaiiis ami 
coast ranges of S. California ; it may be (.xi)eet.>d in S. I'tali. t'lowcis vfiy (lilb reiit in si, 
mens with the largest in the genus ; style sometiiucs as long as the ovary or miic'li shorter. 
sonic snrci- 
The folh.wing genus is founded on a plant from W. T. \:is, m iginally (l, s, rihf.i as a <1.hi1.i ibl ) 
then as an AJoe, but evidently distinct from both. 
HESPERALOE, Eng. N. Gen. 
Terianth cylindrie, of G (reddish) ]>ftal-likc lin( ar oMusc haves, iniitr.lat l.asi'. withering-)), isisimt. 
the outer ones eueullate at apex; filaments from a hroad .idnatr hasc, sulnilalc-tiliform. of the h•n^lhl^l■ 
the perianth, genieulate-indexed below the tip; anlliers ohlDug, liilld bi h.w : ovary ovali'. ii-c. ll. il, 
several times shorter than the filiform style ; small ea)iifati' st ignia exsert ; eapsnh' :!-eelled, (J-valved, with 
() rows of thill black horizontal Yucca-like seeds, M ith a linear diagonal embryo of the length of tlie 
albumen. — Corm bearing the Yucca-like tilamentose-margiiud leaves and .i seaiic, with tlic fascicled llowers 
in a spike or few-branched panicle. The leaves, pollen,' and srcds are those ot' a Yurrn. l]ie]>erigon and 
pistil that of an J[?of; the lilaments, being adnate at h,;se and genienlale ii|>wards. lesnnhle tim^ent aM 
Affavc. 
Hkspi:i:\U)e yucc^folia, Eng. ( Yucca {f) payvijlont, Torr. r,»l. Mtx. Homid. ti-il. .Ui,r iinrct f„li,i, 
Gray. Froc. Amcr. Acad. 7. 390.) 
AGAVE, L. 
Perianth tubular, funnelform or carapanulate, persistent, n-jjarted, (he divisions nearly ei|nal. 
Stamens 6 ; filaments more or less adnate to the tube, indexed in the Imd, at last cxsei t ; .ititln is linear, 
versatile. Pod coriaceous, 3-celled, loculicidally ."^-N alved fVoni the apex. Seerls in.iny, Id.iek, daf. h<>ii- 
zontal, in 2 rows in each cell. — Leaves thick and Ih sliy. mtisjly lerminating in .-i si/inr. on the ni.n;:ihs 
siiiuy-toothed or often caitil.aginous-denticnlate m raiely lihanientoiis ,,]■ entire, ehish ied .at ihe hase nf 
the inaiiy-dowered scape from ;i thick tibrons-iooted e2o\vn oi on tJie top ot' a shoi t rrnnk. 
A. UtaI! i:.xsi:. IjigeJni. X. .v/;. Lea\es li;i>al. stont, scry tlesliy, lapeiing IVoin a hinad Imse and 
terminating in ;i long channeled spine, herh.ieeons on the sinuate margins liet w een tlie Inn ux Mat teeth : 
scape bearing a dense spike of small yellowisli tioweis in fours or )iairs; iheohjong <ihiuM eicet hdies 
of the perigon as long as the ovary, 3-4 times the length of the shnit eanijianul.ite tnhe: stamens fmni 
the middle of the tube, together Avith the style slightly exsert ; ant heis of the lengt h ol' the lolies : <apsnle 
cylindric-ovate, acute. — About St. Georg<', Utah, (Dr. 1>. I'alnwr. ,1. 1". .lohnson.) Leases at hase 1;,--J 
wide, 5' long, with stout broad whit<' straight or rar.dy recurved spines on the nnirgiu : tei niinal spine 
whitish, nearly 1' long ; each leaf marked with the impressions of t he tei t h of those next to it ; -eape 
high ; flowers, ovary indiub'd, about 1' long, t uhe very shallow, searcely more than 1' long ; capsule and 
seeds among the smallest in the genus, the foriin-r '.l-lo long, t he latter 1^— 2" in lon^e^t diameter. 
Allied with A. lideracantha, Zucc, (J. 7W/(/en", Salm. .1. lAchcijuiUa, Torr.,j wliieh extends from Ab-xico 
into New Mexico and Arizona. 
'Tlie itollcn-ceils of I'wcert .nrc -IoIhisc, i).l),Vi-f». (>*;:; nnii. diaMi, .■ fli..-i i.C 1 1 , r^ii.'. nn- similar 1> ■ niiii. 
(liani.. and tlifwe of ^/ofi 0.030-0.0.'>0 nun. ili.iin.. .[.'liiliuse wIhii tV.-li luit v,' .1 - v lain cuhite, loldcil _ iilic 
those of Hyacinthus and ni-mj- otlier LiUace<r,) slo^vly 1m i ..; •!. 
C3 
