STANDLEY—ALLIONIACEAE OF THE UNITED STATES. 369 
4. Mirabilis wrightiana A. Gray; Britton & Kearney, Trans, N. Y. Acad. Sci. 
14:28. 1894. 
Specimens eramined: 
New Mexico: Kingston, 1904, Metcalfe 1187; Eagle Creek, White Moun- 
tains, 1899, Turner SO; Chiz, 1904, Wooton 2829; Gila Hot Springs, 
1900, Wooton; Mogollon Mountains, 1881, Rusby 350; Middle Fork of 
the Gila, 1908, Metcalfe 432; Grant County, 1880, Greene; near Silver 
City, 1880, Greene; base of San Luis Mountains, 1893, J/earns 2155; 
Dog Spring, Dog Mountains, 1895, Mearns 2359; Animas Valley, 1893, 
Mearns 2499; Santa Rita, 1895, Mulford T1T. 
ARIZONA: Apache Pass, Chiracahua Mountains, 1881, Lemmon; Bowie, 
1884, Jones; Fort Apache, 1901, A/ayerhoff 44; Fort Lowell, 1903, 
Thornber 90; Santa Rita Mountains, 1880, Engelmann; Fort Huachuca, 
1894, Wilcor 299, 408; Cottonwood, 1874, Rothrock 359; Camp Wal- 
lace, 1867, Doctor Smart 425; Fort Whipple, 1865, Cowes & Palmer 15. 
Texas: El Paso, Wright 1702. 
Mexico: Guadalupe Canyon, Sonora, 1893, H. C. Merton 2052; Canyon 
above Palomas, Saltillo, 1848, Gregg 331, 
MIRABILIS BIGELOVIE A. Gray, Proc. Am. Acad. 21:413, 1886. I have seen no 
reliable material of this species and can not determine it certainly without 
seeing the type. It is probably Hesperonia glutinosa gracilis or some other form 
of H. glutinosa. 
10. ACLEISANTHES A. Gray. 
Acleisanthes A. Gray, Am. Journ. Sci, II. 15: 259, 1853, 
Pentacrophys A. Gray, loc. cit. 
Perennial herbs or shrubby plants; leaves opposite, rather thick, the blades 
unequal, petioled, entire; flowers axillary or terminal, each subtended by 
1 to 8 small, narrow bracts; perianth white, corolla-like, with a long slender 
tube and spreading, 5-lobed limb; stamens 2 to 5, unequal, sometimes exserted, 
with very slender filaments, these united at the base; fruit rather narrowly 
ellipsoidal, 5-angled or 5-ribbed. 
KEY TO THE SPECIES. 
Ribs ending above in conspicuous knobs or glands. 
Leaves obtuse; glands at the summit of the ribs; bracts 
one-half as long as the fruit-_____.-_-______________ 1. A. wrightii. 
Leaves acute; glands in depressions below the knobs 
at the tops of the ribs; bracts as long as the fruit or 
longer______________------------------- ee. 2. A. acutifolia, 
Ribs not ending above in conspicuous knobs or glands. 
Opposite leaves strongly unequal_____~_- ae _— _. 3. A. anisophylla, 
Opposite leaves not strongly unequal. 
Leaves acuminate, lanceolate; plants mostly gla- 
brous____________-_-_----$ ++ e- 4. A. longiflora. 
Leaves not acuminate. 
Leaves ovate, mucronate, thick and fleshy _——__ 5. A. crassifolia, 
Leaves reniform-cordate, obtuse or rather 
obtuse. ° 
Leaves thin, rather large; flowers con- 
spicuously pediceled______-_-_-----____- 6. A. obtusa, 
Leaves thick and considerably smaller; 
flowers sessile_________-_-------------- 7. A. greggii. 
