6 WILSON EXPEDITION TO CHINA 



This is not a variety of P. pekinensis Ruprecht (sect. Coronarii), but belongs 

 to the section Satsumani, on account of the two years old branches having a close 

 gray or brownish gray bark often divided by numerous horizontal cracks. 



Philadelphus brachybotrys, var. purpurascens Koehne, n. var. 



Frutex 1.4-6 m. altus. Petioli in ramulis florentibus 1-2 mm. longi, 

 laxe pilosi v. glabri, in innovationibus ad 4 mm. longi, laxe pilosi; 

 lamina in innovationum foliis 3.5-5 cm. longa, 1.3-2.2 cm. lata, utrin- 

 secus denies 3-8 ad 0.6 mm. longos gerens, ciliata, in ramulorum florent- 

 ium foliis 0.8-3.2 cm. longa, 0.5-1.7 cm. lata, denticulis minutis paucis, 

 supra ut in typo laxe pilosa, subtus vero nonnisi in nervis primariis 

 pilis longiusculis rigidis accumbentibus obsita v. interdum glabra; 

 nervorum paria plerumque 2. Ramuli florentes 3-8.5 cm. longi ad- 

 jecto racemo 2-4.5 cm. longo 3-7-floro, axi glabro; pedicelli infimi 6-8 

 mm. longi, glabri, ut axis ovaria sepalaque saepe purpurascentes; 

 corolla alba 1.8-2.7 cm. diam., petala ovali-rotundata, 10-14 mm. 

 longa, 8-10 mm. lata; stamina 32, 33. Stylus vix ultra medium in- 

 divisus. Fructus 8 mm. longus, 6 mm. diam., tertia parte convexa 

 sepalorum insertionem superans. 



Western Szech'uan: Ta-p'ao-shan, northeast of Tachien-lu, 

 thickets, alt. 2750-3200 m., July 3, 1908 (No. 3046); west of Tachien- 

 lu, thickets, alt. 3000 m., June and October 1908 (No. 1346). 



DEUTZIA Thumb. 

 Determined by ALFRED REHDER. 



Deutzia scabra Thunberg, Fl. Jap. 185, t. 24 (1784). Lindley in 

 Bot. Reg. XX. t. 1713 (1835). Hooker in Bot. Mag. LXVII. t. 

 3838 (1841). Hemsley in Jour. Linn. Soc. XXXIII. 276 (1887). 

 Schneider, III Handb. Laubhohk., I. 379, fig. 242 1-q, 243 a-f (1905). 



D. crenata Siebold & Zuccarini, Fl Jap., I. 19, t. 6 (1835). Maximowicz in 

 Mem. Acad. Sci. St. Petersb. se>. 7, X. No. XVI. 22, t. 2, fig. 27-31 (1867). 

 Deutzia Fortunei, Carriere in Rev. Hort., 1866, p. 338. 



Kiangsi: Kuling, abundant, alt. 1200 m., July 29, 1907 (No. 1569). 

 Kiangsu: Stronach (ex Hemsley). 



The Kiangsi specimen has remarkably large capsules, about 7 mm. in diameter, 

 and large leaves ovate-oblong to lanceolate and broadly cuneate at the base. 

 Hemsley cites also specimens from Hupeh and Formosa; the first quotation prob- 

 ably refers to the following species, the second to D. taiwanensis. 



