240 WILSON EXPEDITION TO CHINA 
apicem magnas planas gerentes; lamina e basi rotundata obovata v. ovato-oblonga 
v. oblonga, 4-9.5 em. longa 2-4.5 cm. lata, acuminata, serrata dentibus parvis 
acutiusculis glandula parva terminatis, supra sparsim strigosa, subtus in costa 
nervisque densius ceterum laxius hirta, nervis utrinsecus circiter 11-14. Involu- 
erum ante anthesin deciduum; pedunculus 4-9 mm. longus, dense hirtellus; flores 
(3-)5-7 breviter umbellato-racemosi, praecoces; bracteae obovatae, vix 2 mm. 
longae, eroso-dentatae dentibus glanduliferis, dense pilosae; pedicelli 8-13 mm., 
fructiferi ad 20 mm. longi, dense pilosi; cupula subanguste campanulata, vix 
5 mm. longa, dense hirtella; sepala reflexa, ovata obtusa, 2.5 mm. longa, integra, 
utrinque hirtella; petala orbicularia, 6-8 mm. longa, 5-7 mm. lata, vix crenulata; 
stamina 38, petalis sublongiora, ad 9 v. 10 mm. longa; pistillum 11 mm. longum, 
stylus staminibus brevior, usque ad medium ut ovarii apex hirtus. Drupa ovalis, 
10 mm. longa 7 mm. diam., atroviolacea; putamen ovatum, 8:6:4 mm., juxta 
carinam sulcis paucis obliquis obsoletis exsculptum. 
Yunnan: woods of Pee-tsao-lo, above Mo-so-yn (Lan-kong), alt. 2500 m., 
April 4, 1887, J. M. Delavay; mount Tche-sousse near Tong-tchouen, May 26, 
1882, J. M. Delavay; ravines of Tan-tchang-kiou near Hokin, May 22, 1885, J. M. 
Delavay (No. 1049; I have not seen this number). 
This species has been fully described to complete the original description. 
25. Prunus Macgregoriana Koehne, n. sp. 
Arbor 6-metralis; rami annotini crassi, intense fusci, glabri. Folia (nondum 
evoluta) 1.5-2 cm. longa, argute serrata, dentibus brevibus glanduliferis, supra 
sparsim pilosa, subtus in nervis densiuscule pilosa ceterum glabra, nervis utrin- 
secus circiter 8-11. Involucrum ante anthesin deciduum, squama hinc inde 
solitaria ad 1 cm. longa persistente; pedunculus 5-10 mm. longus, pubescens; 
peduneulus 5-10 mm. longus, pubescens; flores 2-3 umbellati v. infimo interdum 
subremoto, subpraecoces; bracteae ovatae v. rotundatae, 2-3 mm. longae, glandu- 
loso- ac subfimbriato-serratae; pedicelli 10-17 mm. longi, superne parcissime hirtelli; 
cupula 5 mm. longa, 3 mm. lata, subanguste campanulata, glabra; sepala reflexa, 
oblonga obtusa, 4 mm. longa, integra, glabra; petala rotundato-ovalia, 11 mm. 
longa, 8 ram. lata, vix crenulata, rosea (pink); stamina 39, petalis subaequilonga, 
ad 11 mm. longa; stylus staminibus parum longior, usque ad medium laxe hirtellus. 
Drupa ignota. 
Phu. Hupeh: Patung, April 24, 1900, E. H. Wilson (Veitch Exp., No. 
At the request of Mr. Wilson this species is named in compliment of Mr. Donald 
Macgregor, superintendent of parks and the public gardens of Shanghai, who has 
made a small but interesting collection of Ningpo plants for the Arnold Arboretum. 
26. Prunus Henryi (Schneider) Koehne, n. sp. 
Prunus yunnanensis, var. Henryi C. K. Schneider in Fedde Rep. Nov. Sp. I. 66 
(pro parte) (1905). 
Ramuli novelli glabri, vetustiores erassi, intense v. nigro-fusci; gemmae 3.5-5 
mm. longae, crasse ovatae obtusae, glabrae. Stipulae lineares, circiter ad 8 mm. 
longae, glanduloso-fimbriatae; petioli 8-9 mm. longi, glabri, glandulas 1-2 summo 
apice gerentes; lamina e basi acuta v. rotundata ovata v. ovato-oblonga, sub anthesi 
ad 4 em. longa 2 cm. lata, subito longe acuminata, argute, hinc inde duplicato- 
serrata, dentibus angustis, glandula minutissima terminatis, supra in costa longe 
tenere villosa, subtus glaberrima v. in nervorum axillis vix barbulata, nervis utrin- 
secus circiter 7-10. Involuerum ante anthesin deciduum v. hinc inde persistens, 
6 mm. longum latumque; pedunculus 2-6 mm. longus, glaber; flores 3-6, breviter 
io-racemosi, coaetanei; bracteae 1-1.5 mm. longae, fuscescentes, apice 
