222 NORTH AMERICAN FLORA [VoLuME 21 
vaceous, finely hirtellous, 5-lobed, the angles broad, smooth or tuberculate, the sulci coarsely 
transverse-rugose; seed broadly obovoid, 2.5 mm. long, pale yellowish-brown. 
TyPE LocaLiry: Hillsides, Copper Mines [Santa Rita], New Mexico. 
$ DISTRIBUTION: Dry hillsides, southwestern New Mexico, southeastern Arizona, and northern 
onora, 
8. Allionia gausapoides Standley, Contr. U. S. Nat. Herb. 13: 406. 
1911. 
Mirabilis linearis subhispida Heimerl, Ann. Cons. Jard. Genave 5: 186. 1901. 
Allionia linearis subhispida Standley, Contr. U. S. Nat. Herb. 12: 342. 1909. 
Allionia subhispida Standley, Contr. U.S. Nat. Herb. 16: 120. 1913. 
Stems solitary or few, erect or decumbent, stout, 3-8 dm. high, sparsely branched, glaucous 
or glaucescent, densely hirsute at the base, viscid-puberulent or short-pilose above; leaves dis- 
tant or crowded, sessile, the blades linear or lance-linear, 3-10 em. long, 1.5-5 mm. wide, 
attenuate to each end, entire, thick and succulent, glaucous or glaucescent beneath, densely 
short-pilose or hirsute or sometimes glabrate; inflorescence terminal, cymose-paniculate, 
sparsely branched, the branches slender, alternate, viscid-puberulent or densely villous; 
involucres few, slender-pedunculate, solitary or clustered, at anthesis 3.5-5 mm. long, in age 
about 15 mm. broad, densely viscid-villous with fulvous hairs, the lobes broadly rounded; 
flowers usually 3 in each involucre, the perianth about 1 cm. long, pink, sparsely short-pilose; 
stamens 5, exserted; anthocarp obovoid, 4.5-5 mm. long, short-hirtellous, olivaceous, the angles 
broad, smooth, the sides coarsely transverse-rugose. 
TYPE LOCALITY: Region of San Luis Potosi, San Luis Potosi. 
DistR1IBurTION: In dry soil, New Mexico and western Texas to San Luis Potosi. 
9. Allionia linearis Pursh, Fl. Am. Sept. 728. 1814. 
Calymenia angustifolia Nutt. Gen. 1: 26, 1818. 
Calymenia decumbens Nutt. Gen. 1: 26. 1818. 
Allionia decumbens Spreng. Syst. 1: 384. 1825. 
Oxybaphus angustifolius Sweet, Hort. Brit. 1: 334. 1826. 
Oxybaphus decumbens Sweet, Hort. Brit. 1: 334. 1826. 
Oxybaphus angustifolius linearis Choisy, in DC. Prodr. 137: 433. 1849. 
Oxybaphus angustifolius decumbens Choisy, in DC. Prodr, 132: 433. 1849. 
Mirabilis angustifolia MacM. Metasp. Minn. Valley 216. 1892. 
Oxybaphus Bodini Holz. Contr. U.S. Nat. Herb. 1: 287. 1893. 
Allionia Bodini Morong, Mem. Torrey Club 5: 354. 1894, 
Allionia Bushii Britton, Bull. Torrey Club 22: 223. 1895. 
Oxybaphus angustifolius viscidus Eastw. Proc. Calif. Acad. IT. 6: 313. 1896. 
Mirabilis nyctaginea angustifolia Heimerl, Beitr. Syst. Nyct.22. 1897. 
Allionia diffusa Heller, Minn. Bot. Stud. 2: 33, 1898, 
Mirabilis linearis Heimerl, Ann. Cons. Jard. Genéve 5: me 1901. 
Allionia glandulifera A. Nelson, Bot. Gaz. 34: 364. 1902 
Allionia divaricata Rydb. Bull. "Torrey Club 29: 691. 1902. 
Allionia viscida Cockerell, Proc. Acad. Phila. 1904: 108. 1904. 
Allionia montanensis Osterhout, Muhlenbergia 1: 39. 1906. 
Mirabilis decumbens Daniels, Univ. Missouri Stud. Sci. 1: 276. 1907, 
Oxybaphus linearis B. L. Robinson, Rhodora 10: 31. 19 
Allionia peirophila Standley, Contr. U.S. Nat. Herb. 12: 340. 1909, 
Allionia Vaseyi Standley, Contr. U. S. Nat. Herb. 12: 343. 1909. 
Allionia pinetorum Standley, Contr. U.S. Nat. Herb. 12: 344. 1909. 
Allionia pilosa decumbens A. Nelson; Coult. & Nels. Man. 173, 1909, 
Allionia linearis Bodini A. Nelson; Coult. & Nels. Man. 174, 1909, 
Plants erect or decumbent, 1-12 dm. high, the stems solitary or several, simple or branched 
below, the branches ascending, slender or stout, glaucous, often nearly white, glabrous below 
or bifariously puberulent, viscid-puberulent or short-villous above, the internodes short or 
elongate; leaves numerous or few, sometimes crowded, the blades narrowly linear to lance- 
linear, 3-10 cm. long, 1-5 or rarely 12 mm. wide, attenuate and sessile at the base or gradually 
narrowed to a short stout marginate petiole, narrowed to the obtuse or acute apex, entire, 
thick and succulent, usually glaucous, at least beneath, often ciliate, glabrous, or those of the 
uppermost leaves viscid-puberulent; involucres slender-pedunculate, usually all axillary in 
young plants and with cleistogamous flowers, the plants in age developing a lgosely branched 
cymose panicle, the branches slender, opposite or alternate, viscid-pubertlent or short-villous 
with mostly fulvous hairs, bearing few or numerous reduced bractlike leaves, these sessile, 
