302 NEW PLANTS OF NORTHERN ARIZONA. 
linear-lanceolate, 1-2' long, acute, entire, rather rigid; flowers apparently rose- pss 
involucre 6’’ long, shorter than the brownish pappus; achenia 3-4'' long.—With t 
j N Whee 
ILIA (NAVA TA) DEBILIS,— Slender, 1-2' high, leafy above; pubescence minute 
longer than the calyx; flowers nearly sessile; calyx-teeth ovate-triangular, shorter 
than the tube; corolla funnel-form, 8'' long, with = y na et and d oe lobed res 
light-purple; the stamens upon the throat, exs psule 1’’ long, the cells 
seeded; seeds without a ipa or spiracles. Uth peni ese). winot the pinnatifid 
nei Ww 
o 
CONVOLVULUS LONGIPES.— Glabrous, glaucous, eae tT ines; 1’ long 
ess, entire or auricled rx siete. petite peduncles elongated, 2-6’ long paaa vi tha 
2-3-bracted, usually 1 red; s linear; calyx-lobes roun ion es r emar- 
ginate; ar funnel Sai iE ions 9 yellowish. — RIETTE Nevada (Wheeler te 
CBE VUS CORIACEA.— Le aflets 3+ oblong, 1- pearing) 
itish, atten abruptly contracted a e, spar- 
+ ingly toothed, mostly rather Tong petiolate, glabrous, or with the petio se porta 
when young; fruit 1’ long, terete at base, widening into an oblong obtuse wing; calyx 
persistent.—Ash Meadow me sa sorta paid Devils Run Cañon, Arizona (Big- 
papi on the Mexican Sng ndary Survey. 
eatea r 
y OXYBAPHUS GLABER.—Glabrous; ana large and open; rae leaves oblong, ses- 
sile; an oor on naleader pedicels 2- 3'' long, becoming deflexed; involucre 1- 
fow oe; onlyx 8 horter than the involucro; fruit eae, oblong, strongly tubercu- » 
Lower ut species is other- 
wise sock marked ; Aopen much as in O. glabrifolius. ok petit (Mrs. E 
Thompson). In dry soil; October. 
¥ ABRONIA a nce more or TEIR densely villous, subglandular, apo 
ing; stems weak and slender ; leaves ipl lo: g z 
nate int, a a ü late’ 
long-acuminate, 3- 4" lo ong; flowers pres the lobes obcordate with a deep sinus; fruit 
with a firm body, strongly reticulate-pitted, the 3-5 broad wings consisting of a simple 
i te above.— D 
lamina, y ve.— Nearest t llata zona ( 9 
—~> _ERIOGONUM THOM (§ Corymbosa).— Branches short, s ing, 
l g a long ed peduncle; stem, petioles an er surface of the leaves 
white-tomentose, otherwise glabrous; leaves broad-oblong, 1,’ long, acute at end, 
long-petioled; scape 1° high, rigid, r tedly trichotomous and tribracteate at 
od lucre 5-toothed ge t sironaly gare flowers yellow, naked, pos eg: 
ments of the perigonium nearly wen eh plant yellowish. Sand-cliffs ne 
nab, Utah (Mrs. E. P. Thom: ned ‘sou 
a) 
RCUS UNDULATA, Torr.— The common "Tow ZO of the Rocky Mountains and 
eR ranging | southward to » New M Utah. An examination of 
meonsi its foliage and includes several 
reputed species and forms. The typi ical form has pone leaves with acute or acutish 
entire divaricate triangular lobes, the sinuses reachi — way to the midrib. 
This is also Q. Fendléri, Liebm. With large as and the lobes sometimes coarsely 
notched it becomes Q. Gambellii, Nutt’, and Q. Douglasii, var. Neo- Mexicana, A. DU- 
With the pes more obtuse it is Q. alba, var. (?) G a. Torr.; and with the lobes 
less divaricate and more oblong, frequently — p the apex, and the rounded or 
narrow vae reachi ften 1 he midrib, it is the more ye pec northern 
a. Q. binisilobi, VA A epressa, Nutt., and var. Dtahensio, A. pe. extreme states 
oie ae eer eG b nothing in 
the flowers or fruit to  istinguisn the 
ALIX NEV. —Amen t short, 6-8" long, appearing with the leaves, ascend- 
e on leafy piinia, scales oblong, obtuse, glabrous, or subsilky in the male 
; aments, light-colored ; stamens 3, gs capsules glabrous eyen when une. on pedi- 
es a late bristles, those at the stout and ri few intermediate ones sho! Soe 
ESSE aa cet ama tem mat 
