POLYGALACEAB. — POLYGALA 161 



aureocauda Dunn (in Kew Bull. Misc. Inform. 1911, 188), but from the descrip- 

 tions we strongly suspect that they should be referred to P. arillata. 



Polygala Wattersii Hance in Jour. Bot. XIX. 209 (1881). — Hems- 

 ley in Jour. Linn. Soc. XXIII. 63 (1886), quoad specimen Ichangense. 



Polygala Mariesii Hemsley in Jour. Linn. Soc. XXIII. 61, t. 2, fig. b. 7-13 

 (1886). — Chodat in Mem. Soc. Phys. Genbve, Suppl. No. VII. 102, t. 17, 

 f. 15-28 (Monog. Polygal.) (1891). — Franchet, PL Delavay. 77 (18S9).— 

 Diels in Bot. Jahrb. XXIX. 426 (1900). — Pampanini in Nuov. Giorn. Bot. 

 Ital. n. ser. XVII. 408, 1910; XVIII. 125 (1911). 



Western Hupeh: Ichang, in gorges and glens on cliffs, alt. 30- 

 1000 m., abundant, March 24, June 1907 (No. 29; bush 0.6-1 m., 

 flowers yellow); same locahty, C. Morris] same locahty, T. Walters, 

 April 1880 (type, drawings of the type specimen seen); Wushan 

 Hsien, April 1901 (Veitch Exped. No. 162); A. Henry (Nos. 2912, 

 1104, 1973); " Ou-pan-shan," alt. 600 m., March 1910, C. Silvestri 

 (No. 3073). Eastern Szech'uan: Wushan Hsien, April 1901 

 (Veitch Exped. No. 162). Western Szech'uan: Mupin, cliffs, alt. 

 1000-1300 m., June 1908 (No. ig"; bush 1 m., flowers yellow) ; without 

 precise locality, cliffs, alt. 1600 m., May 1904 (Veitch Exped. No. 

 3237); Mt. Omei, June 1904 (Veitch Exped. No. 4742). Yunnan: 

 Mengtsze, alt. 1800 m., A. Henry (No. 9395). 



Here may be added the description of a new species and a note on another 

 species of Polygala which were not collected during the Arnold Arboretum Ex- 

 peditions. 



Polygala caudata Rehder & Wilson, n. sp. 



Polygala Wattersii Hance in Jour. Bot. XX. 3 (1882), non Hance in Jour. Bot. 

 XIX. 209 (1881). — Hemsley in Jour. Linn. Soc. XXIII. 63 (1886), quoad 

 specimen e Kwangtung. — Chodat in Mem. Soc. Phys. Geneve, XXXI. 

 No. II, 103, t. 17, fig. 29-30 {Monog. Polygal.) (non Hance, 1881) (1893). 



Frutex 1-2-metralis, ramosus; ramuli juniores pilis crispulis brevibus ad- 

 pressis flavescentibus vestiti. Folia subcoriacea, plerumque versus apicem ramu- 

 lorum congesta, oblonga v. oblanceolata, rarius obovato-oblonga, caudato- 

 acuminata et apiculata, basi attenuata, margine leviter revoluta et plerumque 

 undulata, 3-12, plerumque 7-10 cm. longa et 1-3 cm. lata, glabra, supra 

 obscure flavo-viridia, subtus pallidiora, nervis utrinque 8-12 sub angulo fere 

 recto divergentibus leviter elevatis; petioli 5-10 mm. longi. Flores rosei (ex 

 Henry) circiter 5 mm. longi, in racemis tcrminalibus pluribus fere umbellatim 

 ^congestis subsessilibus muUifloris 2.5-5 cm. longis dispositi; pedicelli 1-1.5 mm. 

 longi, bracteis minutis caducis sufTulti; sepala 3 exteriora ovata, apice rotundata, 

 ciliolata, 1.5 mm. longa, interiora 2 potaloidea, obovata, obtusa, basi attenuata, 

 venosa, carina breviora; petala 2 latcralia carinae ultra medium adnata, 3.5-4 mm. 

 longa; carina 5 mm. longa, crista peltata biloba lobis subacutis; ovarium com- 

 pressum, late obovoideum; stigma bilobum. Capsula oblongo-obovoidea basim 



