CORRECTIONS AND ADDITIONS TO 
VOLUMES I-III 
By Aurrep Reuper and E. H. Wirsow, with contributions by CAMILLO SCHNEIDER. 
VOLUME I 
Philadelphus brachybotrys, var. purpurascens (p. 6). This variety has been 
separated from P. brachybotrys Koehne as a distinct species: 
PHILADELPHUS PURPURASCENS Rehder in Mitt. Deutsch. Dendr. Ges. XXIV. 
(1915). (Philadelphus Delavayi Hutchinson in Bot. Mag. CXXXVI. t. 8324 [non 
L. Henry] [1910]). 
Deutzia coriacea (p. 9). The number of the type specimen which is given as 
No. 4481 should read No. 4487. 
Deutzia discolor (p. 12). Add the following number: 
ode Szech'uan: Wushan Hsien, alt. 1300 m., 1907 (No. 777; plants 
only). 
Deutzia Vilmorinae (p. 20). Add the following number: 
Western Hupeh: Changlo Hsien, alt. 1300-1600 m., June 1907 (No. 4467). 
Like Wilson's Nos. 940 and 1998 this specimen differs from the type in the 
Sparser pubescence of the under side of the leaves, the stellate hairs being more 
distant, not forming a dense tomentum. 
Hydrangea Davidii (p. 25). Add the following number: 
Western Szech'uan: Mupin, thickets, 1908 (No. 1159%, seeds only). 
aan xanthoneura, var. setchuenensis (p. 28, 579). Add the following 
Western Hupeh: Fang Hsien, 1907 (No. 573; shrub 1 m. tall, flowers white; 
Seeds only). Western Szech'uan: west of Kuan Hsien, woodlands, alt. 
"€ m., October 1910 (No. 4303; bush 3-5 m. tall or small tree, flowers 
Itea (p. 44). Add the following new species: 
Irg4 OMEIENSIS Schneider, n. sp. 
Frutex altus; ramuli floriferi flavo-cinerascentes, teretiusculi, glabri v. parce 
megas pilosi. Folia alterna, sempervirentia, tenuiter coriacea, longe elliptica, 
asi subrotundata, apice satis subito breviter acuminata, 11-12.5 em. longa, 4-5 
cm. lata, glabra, superne ut videtur intense sed obscure viridia, costa incisa, 
nervis lateralibus distinctis sed vix prominulis, subtus pallidiora, ut videtur viri- 
€scentia, costa venisque lateralibus utrinque 7-8 distincte elevatis, reta ner- 
Misco tenui paulo distincto, margine distanter breviter subglanduloso-serrata 
Mats basim plus minusve integra; petioli crassi, glabri; superne anguste sulcati, 
13 mm.longi. Inflorescentiae spiciformes, pseudo-racemosae, axillares, singulae 
421 
