358 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
KEY TO THE SPECIES, 
Perianth 25 mm. long or less, with a very narrow limb____ 
Perianth much larger, with a broad limb. 
Fruit rather strongly 5-angled, more or less tuberculate, 
__ 1. Q. triflorum. 
usually abruptly narrowed at the base. ~~~ ___ ~. 2. Q.areenei. 
Fruit not angled, smooth, not abruptly narrowed at the 
base. 
Kruit dark brown to black; stems mostly glabrous 
below ~~~ ~~~ ~~~ ee ooo Ort tifiorum. 
Fruit light brown, marked by 10 dark, vertieal lines: 
stems usually pubescent throughout ~~. ~~ -__.. 4. Q. froebelii. 
1. Quamoclidion triflorum (Benth.) Standley. 
Mirabilis triflora Benth. Pl. Hartweg. 23, 1839, 
Quamoclidion nyctagineum Choisy in DC, Prod, 137: 429. 1849, 
Type locality, Mexico. 
Specimens eramined: 
LOWER CALIFORNIA: Triumfo,, IS90,) Brandegee 479: Pescadero, 1902, 
Brandegee; Todos Santos, 1890, Brandegee. 
2. Quamoclidion greenei (S. Wats.) Standley. 
Mirabilis greenei S. Wats. Proc. Am. Acad. 12: 253. 1876. 
Type locality, “On mountain sides about Yreka, California.” 
Specimens eramined: 
CALIFORNIA: Hornbrook, 1889, Howell 1886; near the Klamath River, 1889, 
Howell, 
5. Quamoclidion multiflorum Torr.; A. Gray, Am, Journ. Sei. II. 15: 321, 1853. 
Orybaphus multifiorus Torr, Ann. lye. N. ¥, 2: 237, 1828, 
Nyctaginia 7? torreyana Choisy in DC. Prod. 137: 430, 1849. 
Mirabilis multiflora A, Gray, Bot. Mex. Bound. 173. 1859, 
Type locality, ‘About the forks of the Platte.” 
The plant was described by Choisy under Nyctaginia, because he was led to 
believe from Torrey’s description that it had separate bracts. 
Specimens examined: 
CoLtorAbo;: Canyon City, 1872, Brandegee 439; Pueblo, 1873, Greene; Ta 
Veta, S97, Crandall; Canyon City, 1890, Bodin; Arkansas Canyon, 
1872, Redfield 552; Rio de Las Animas, 1846, Hendler 740; Iuerfano, 
S67, Parry 181; Canyon City, 1881, Engelmann, 
ARIZONA; Grand Canyon, Millspaugh 94; Flagstatf, 1908, J/acDougal 289: 
Galluno Mountains, 1894, Toumey; near Grand Canyon, 1901, Purpus 
S183; Holbrook, 1896, Myrtle Zuck 9: Fort Whipple, 1864, Cowes: 
Camp Verde, 1891, Toumey; Copper Basin, 1892, Towmey 178; Ornele, 
1905, Thornber; Cochise, 1900, Griffiths. 
Texas: Hueco Tanks, 1895, Wulford 104; Pena, 1889, Nealley 488: Texas, 
ISS], Havard, 
New Mexico: Patterson, 1900, Wooton; near Silver City, 1880. Rusby; 
banks of the Rio Grande 19 miles west of Santa Fe, 1897, Heller 3627: 
Aztec, 1895, HH. H. Griffin; Gray, 1898, Skehan 38; Las Cruces, 1897, 
Wooton 80; Mesilla Valley, 1890, Wooton; Las Vegas, 1899, Coekerell: 
Santa Fe, 1898, Cockerell; WLittle Creek, White Mountains, 1899, 
Turner 107; Animas Creek, 1904, Metcalfe 1188: Cross T. Raneh, 
Cimarron Canyon, 1908, Grifiths 5540; Santa Rita, 1895, Mulford 68; 
Dona Ana, 1846, Wislizenus S5; Ocate Creek, Santa Fe Road, 1846, 
