418 PROCEEDINGS OF THE AMERICAN ACADEMY 



Anoda hastata, Cav. The carpels not crested. — Hacienda San 

 Miguel (234). 



Anoda parviflora, Cav. — Same locality (128). 



Abutilon reventum. Tall and erect, the stem glabrous or 

 slightly puberulent: leaves round-cordate with closed sinus, acumi- 

 nate and with small obtuse irregular teeth, densely covered on both 

 sides with a very soft velvety pubescence, whiter beneath, 4 to 6 inches 

 long, about equalling the petioles : flowers in a large open panicle, on 

 pedicels (an inch long or less) jointed above the middle : calyx vel- 

 vety, cleft to below the middle, the ovate lobes acute ; petals deep 

 orange, 6 lines long, twice longer than the calyx : carpels (about 8) 

 finely stellate-pubescent, oblong, rounded at the top or obscurely 

 cuspidate, 4 lines long. — Hacienda San Jose (56); first collected by 

 Thurber near Ures in Sonora (A. Sonorce, var., Gray in PI. Thurb. 

 308), and recently by Pringle (n. 27, of 1882) in the Santa Catalina 

 Mountains of Arizona, distributed under the same name. 



Abutilon Sonora, Gray. — Hacienda San Miguel (171). 



Abutilon hypoleucum, Gray, var.? The pubescence of the 

 lower side of the leaves and on the petioles densely stellate instead of 

 velutinous, and the veins prominent. — Same locality (172). 



Abutilon crispum, Don. Avery villous form. — Same locality 

 (173). 



Hibiscus Coulteri, Gray. — Same locality (90). 



Hibiscus phceniceus, Jacq., var. The calyx-lobes shorter and 

 more acuminate ; a shrub, 10 feet high. — Same locality (242). 



Hibiscus (Ketmia) biseptus. Stem, branches, petioles and in- 

 volucres hispid with brownish spreading hairs : leaves thin, rounded 

 ovate, truncate or subcordate at base, mostly 3-5-lobed to the middle 

 with ovate acute and coarsely toothed lobes, thinly covered with ap- 

 pressed hairs which on the under side are 3-forked and above simjile 

 or 2-forked, 4 inches long or less, exceeding the petioles : pedicels soli- 

 tary, axillary, exceeding the leaves : involucre often linear bracts, 12 to 

 15 lines long; calyx cleft nearly to the base, the lanceolate acuminate 

 lobes equalling the involucre ; petals " white " with a dark purple base, 

 nearly two inches long ; filaments purple ; pollen deep orange-color. — 

 Same locality (3). Not in fruit. 



Ingenhousia triloba, DC. — Frayles (269). 



Eriodendron acuminatum, a wide-spreading tree, 20 feet high 

 by one to two feet in diameter, the young unarmed branches and base 

 of the petioles (3 or 4 inches long) finely pubescent • leaflets 5 to 7, 

 thin, oblanceolate, narrowly acuminate, narrowed below to a short 



