ROBINSON. — DIAGNOSES OF TROPICAL AMERICAN PHANEROGAMS. 617 
part, not Gray. —San Luis Potosi, Mexico, 22° NN, Iat., alt. 1830- 
2400 m., Parry & Palmer, no. 322 (type, in hb. Gray) ; in mountains, 
San Miguelito, San Luis Potosi, August, 1876, Schaffner, no. 247. 
ar. anadenotricha, n. var., dense crispeque puberula; foliis 
quam ea formae typicae paulo majoribus 4-5 cm. longis 3.5—-4 cm. 
latis ; involucri squamis brevioribus 3-4 mm. longis crispe puberulis, 
pilis omnino eglandulosis. — Southwestern Chihuahua, August to No- 
vember, 1885, Dr. Edward Palmer, no. 257 (type, in hb. Gray). 
Stevia dictyophylla, n. sp., fruticosa ramosa ; caulibus teretibus 
foliosis brunneis crispe tomentellis ; foliis oppositis ovatia vel ovati-ellip- 
ticis acutiusculis integerrimis vel ‘obsolete crenato-dentatis 3.5-6 cm. 
longis 12-25 mm. latis basi cuneatis punctatis supra scabriusculis 
subtus paulo pallidioribus crispe puberulis prominenter reticulato- 
venosis supra basin subtrinerviis deinde pinnatim venosis, petiolo 
3-7 mm. longo cuneato-alato ; corymbis densis multicapitulatis valde 
convexis 12-14cm. diametro; bracteis ovatis vel ellipticis foliaceis ; 
capitulis subsessilibus 5-floris ; involucri squamis lineari-oblongis acu- 
tiusculis dorso rotundatis vel plus minusve carinatis griseo-tomentellis 
4mm. longis; corollis 3.8 mm. longis albidis valde exsertis, tubo 
proprio 1.3 mm. longo extus granuloso, dentibus limbi ovatis patentibus 
minute hispidulis ; achaeniis gracillimis n nigrescentibus acute 5-gonis 
glabriusculis basi callosis apice cupulo brevissimo coronatis. —S. sub- 
scens Benth. Pl. Hartw. 19 (1839) ; Hemsl. Biol. Cent.-Am. Bot. ii. 
90 (1881), in part; not Lag. — Guanajuato, Mexico, Hartweg, no. 37, 
December, 1889, O. G. Pringle, no. 2832 (hb. Gray). &. 
Lag., as ordinarily and with probable correctness interpreted, differs in 
its more oblong leaves, which are decidedly more pubescent and much 
less venose-reticulate, also in its smoother involucre, etc. 
Stevia revoluta, n. sp., fruticosa dichotomo-ramosa griseo-puberula ; 
ramis teretibus nodosis. a cortice griseo tectis; ramulis teretibus 
rectiusculis foliosis griseo-puberulis; foliis oppositis. Janceolato-linearibus 
integerrimis 5-7 cm. longis 4-6 mm. latis 1-nerviis pinnatim obscyre 
venosis supra viridibus puberulis subtus ¢ canescenti- tomentosis wronaed 
valde revolutis ; corymbis multicap griseo-puberulis 
leviter Sonvenis terminalibus ; bracteis linearibus ramos ramulosque 
inflorescentiae subaequantibus; involucri squamis 5 oblongis acutis 
purpurascentibus, exterioribus dorso rotundatis nec carinatis crispe 
puberulis, interioribus plus minusve carinatis ; flosculis 5 ; corollis a 
longis, tubo externe sparse granulifero a —— “dentibus wa 
5 albis ovatis dorso hispidulis ; ntibus ea 
subglabris lucidulis acute 5-gonis 4.3 mm. et apice cupula 
