344 WILSON EXPEDITION TO CHINA 
Western Szech’uan: Mao-chou, arid rocky places, alt. 1300-1900 
m., May 24 and October 1908 (No. 2251; semiscandent bush 0.25-1.5 
m. tall, flowers greenish-yellow with chocolate markings). North- 
ern Shensi: “ Lao-y-san,” June 4, 1897, G. Giraldi. Chili: Pagoda 
Hill near summer palace near Peking, 1903, C. S. Sargent; hills near 
Nankow, October 5, 1905, J. G. Jack. 
This species is in cultivation in the Arnold Arboretum, from seeds collected by 
Jack in 1905 and by Purdom. 
HOLOSTEMMA R. Br. 
Holostemma sinense Hemsley in Jour. Linn. Soc. XXVI. 103 (1889). 
Ad descriptionem addenda: Frutex scandens ad 2.5 m. altus. Folia 
late ovata v. ovato-oblonga, basi profunde cordata, apice sensim acuta 
et abrupte breviterque acuminata, 5-10 em. longa et 2.5-5.5 v. 8 cm. 
lata, superne intense viridia, praesertim ad costam pilosula, ceterum 
fere glabra, subtus cinerascentia, sub microscopio dense tenuissime 
papillosa, ad costam sparsissime pilosa, ceterum glabra; petioli 2-5.5 
cm. longi. Cymae racemoso-paniculatae, breviter pilosae, ad 5 cm. 
longae et 3 cm. crassae, 6-20-florae, pedunculis 2-5 cm. longis nudis 
suffultae. Flores ad 12 mm. diametientes, albi; pedicelli puberuli cir- 
citer 5 mm. longi, basi bracteis parvis lanceolatis pilosis instructi; 
calycis segmenta fere ad basim libera, lanceolata, acuta, extus sparse 
pilosa, margine ciliata, circiter 2.5 mm. longa; corollae lobi late ob- 
longi, obtusi, circiter 5 mm. longi, glabri; corona brevis, 5-lobulata, 
infra antheras affixa, lobis ut videtur patentibus obtusiusculis; anthera- 
rum membrana ovato-triangularis; stigma ultra caput planum 5-lobum 
subito breviter filamentose productum imo apice paulo bifidum; pol- 
linia oblongo-elliptiea, paulo eurvata, pendula, translatoribus brevibus 
versus pollinia dilatatis, retinaculo oblongo ad insertionem translatorum 
angustato polliniis vix duplo breviore. Folliculi oblongi, laxe puberuli, 
ut videtur valde divaricati (angulo 180??), basi subito paulo contracti, 
a medio ad apicem sensim attenuati, circiter 7 cm. longi et 1.8 cm. 
infra medium crassi, in dorso paulo rugoso-angulati; semina late 
oblonga, circiter 6 mm. longa et 4 mm. lata, margine subalata et basi 
denticulata, apice coma sericea iis cireiter 4-plo longiore instructa, 
rubro-brunnea. 
Western Hupeh: north and south of Ichang, thickets, abun- 
dant, alt. 300-900 m., August 1907 (No. 648; climber 1.25-2.5 m., 
flowers white); same locality, November 1907 (No. 648*; with 
fruits); same locality, A. Henry (No. 2755, co-type; and No. 3992, 
