220 COMPOSITZ. 
1. Syncephalanthus decipiens, Bartl. Ind. Sem. Hort. Gott. 1836, p. 6; DC. 
Prodr. vii. p. 262. 
Soutu Mexico, Cordillera of Oaxaca, cultivated fields at 4000 to 5000 feet (Galeotti, 
2026); GuateMALA, Duefias (Salvin & Godman, 42), Bao de los Padres (Bernoulli, 
195). Hb. Kew. 
173. HYMENATHERUM. 
Hymenatherum, Cass. in Bull. Philom. 1817, Dict. xxii. p. 313; Benth. et Hook. Gen. Plant. ii. 
p. 410. 
About fifteen herbaceous and half-shrubby species, inhabiting Mexico, Texas, and 
California, one species reappearing in Chili. 
1. Hymenatherum acerosum, A. Gr. Pl. Wright. p. 115. 
Dysodia (Aciphyllea) acerosa, DC. Prodr. v. p. 641. 
Texas; New Mexico.—Norra Mexico, Sonora (Schott), Saltillo (Gregg, 478), San 
Luis Potosi (Berlandier, 1340). Hb. Kew. 
2. Hymenatherum berlandieri, DC. Prodr. v. p. 642. 
Nortu Mexico, near Monterey (Berlandier, 1382), region of San Luis Potosi, 6000 to 
8000 feet (Parry & Palmer, 515). Hb. Kew. 
3. Hymenatherum beeberoides, A. Gr. Pl. Wright. i. p. 115. 
Mexico (Bates). 
4, Hymenatherum diffusum, A. Gr. Pl. Wright. i. p. 116. 
Nortu Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 513, 
517), without locality (Tate, Bates). Hb. Kew. 
5. Hymenatherum gnaphalopsis, A. Gr. Pl. Fendl. p. 115, Pl. Wright. i. 
p. 116. . 
Hymenatherum gnaphalodes, A. Gr. Pl. Fendl. p. 90. 
Gnaphalopsis micropoides, DC. Prodr. vii. p. 258. 
NortH Mexico, near Monterey (Gregg, Berlandier, 1407), valley of Santa Catarina 
(Berlandier, 1404). Hb. Kew. 
6. Hymenatherum hartwegii, A. Gr. Pl. Wright. i. p. 116. 
Hymenatherum berlandieri, Benth. Pl. Hartw. p. 18, non DC. 
Texas.—Norta Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & 
Palmer, 514); Sourn Mxxico, Aguas Calientes (Hartweg, 129). Hb. Kew. 
7. Hymenatherum nei, DC. Prodr. v. p. 642; A. Gr. Pl. Wright. i. p. 116. 
Mexico (Tate). 
8. Hymenatherum pentachetum, DC. Prodr. v. p. 642. 
Trxas.— Nort Mexico, near Buena Vista (Gregg, 30, 475), between Santander and 
Victoria (Berlandier, 2253). Hb. Kew. 
