62 RUBIACEH. 
71. RICHARDSONIA. 
Richardsonia, Kunth, in H. B. K. Nov. Gen. et Sp. iii. p. 350, t. 279; Benth. et Hook. Gen. Plant. 
ii. p. 147. 
Richardia, Linn. Gen. Plant. n. 439. 
Half a dozen herbaceous species, inhabiting the warmer parts of America. 
1. Richardsonia henkeana, DC. Prodr. iv. p. 569. 
Mexico (Henke). 
2. Richardsonia pilosa, Ruiz et Pav. Fl. Peruv. iii. p. 50; H.B. K. Nov. Gen. 
et Sp. iii. p. 350, t. 279; Mart. et Gal. in Bull. Acad. Brux. xi. 1, p. 134. 
Soutn Mexico, Jalapa, Mirador, &c., 2800 to 4500 feet (Galeotti, 2582).—CoLoMBIA ; 
Perv. Hb. Kew. 
3. Richardsonia scabra, A. St.-Hil. Pl. Us. Bras. t. 8; DC. Prodr. iv. p. 567. _ 
South Mexico, Jalapa, at 4000 feet (Galeotti, 2582), Mirador, Laguna Salada, 
Hacienda de Jovo (Liebmann, 177, 178, 180, 181), region of Orizaba (Bourgeau, 2729), 
Mirador (Linden, 1254); Guaremata, Mazatenango (Bernoulli, 581); Costa Rica, — 
Cartago (@rsted, 35).——Common nearly throughout Tropical Sourh America and 
in the Wust Inpizes. Hb. Kew. 
Tribe XXV. GALIEZ. 
Galiee, Benth. et Hook. Gen. Plant. ii. p. 149. 
The whole of this tribe is herbaceous. It comprises ten genera and upwards 
of 400 species, and has nearly the same range as the order, though the species 
are mostly confined to temperate regions. 
72. RELBUNIUM. 
Relbunium, Endl. Gen. Plant. p. 523 (Gali sect.); Benth. et Hook. Gen. Plant. nu. p. 149. 
About twenty species, exclusively American, and extending from subtropical regions 
in the north to Chili and Buenos Ayres. 
Perhaps better as a section of Galium. 
1. Relbunium aschenbornii, Schauer in Linnea, xx. p. 701. 
Mexico (Aschenborn). 
2. Relbunium ciliatum, Hemsley. 
Galium ciliatum, Ruiz et Pav. Fl. Peruv. 1. p. 59. 
Galium involucratum, H. B. K. Nov. Gen. et Sp. iil. p. 334. 
Rubia ciliata, DC. Prod. iv. p. 591. 
