DIELS—RUBIACEAE. 277 
" Rubia pallida, Diels. Sp. nov. 
Caules flaccidi, ramosi, uncinato-scabri. Foliorum (superiorum) 
petiolus quamlamina plerumque longioro’7—2 cm. longus scabridus, 
lamina ad marginem costamque scabra, ovata vel lanceolata, 
acuminata, 0°6-1'2 cm. longa, 0°25-0°'4 cm. lata. Corymbuli 
axillares pedunculati, pedicelli 3-4 mm. longi. Corolla (an 
albida?) alte 5-loba, tubus perbrevis, segmenta subovata, acumin- 
ata, 2-25 mm. longa, 1 mm. lata, obsolete trinervia. Stamina 
brevia. Styli 2 liberi, o-2-0°3 mm. longi. Fructus niger, 
(siccus) 4 mm. diamet. 
“Valley of the Yangtse between Chin Tien and Shih 
Ku, Yunnan. Alt. 6-7o00 ft. September 1904.” G. Forrest. 
No. 40 
Recognised by its long-petioled leaves with a small lamina, 
the pale flowers, the very short tube of the almost rotate corolla. 
Rubia leiocaulis (Franch., sub tit. var.), Diels. Sp. nov. 
Rubia cordifolia, Linn, var. letocaulis, Franch., ms. in schedis. 
Caules semiscandentes, 0°3-1'2 m. alti, laeves, fere glabri. 
Foliorum (superiorum) petiolus 1°5—2 cm. longus, lamina praeter 
marginem nervosque parce scabridos glabra, e basi cordata 
elongato-ovata, acuta, trinervis, 4-5°5 cm. longa, 2-3 cm. lata. 
Inflorescentiae pedunculatae axillares terminalesque foliis 
breviores. Corolla viridis, tubus breviter cupuliformis, 08 
mm. altus, 3-35 mm. latus, segmenta limbi stellato-expansa, 
ovata, apice contracto-acuminata, 2°3-2°5 mm. longa. ‘ Styli 
o'7 mm. longi, ad medium fere connati. 
~ “ Semi-scandent plant of 1-4 ft. Flowers green or reddish. 
Dry, open situations amongst scrub on eastern flank of the Tali 
Range. Lat. 25° 40’ N. Alt. 7-go000 ft. May—August 
1906.” G. Forrest. No. 4635. 
Was collected before in the same neighbourhood “ ad basin 
montis Tsang chan,” by Delavay. 
Allied to R. chinensis, Regel. 
Rubia podantha, Diels. Sp. nov. 
Caulis semiscandens, 0°4-1°2 m. altus, cum petiolis nervisque 
foliorum retrorso-scabridus. Folia 4—na, petiolus rigidus, strictus, 
patens, 3-5 cm. longus ; lamina e basi cordata lanceolata, acuta, 
subtus rubescenti-glauca, nervis et margine albido-scabrida, 
6-8 cm. longa, 2-2°5 cm. lata. Inflorescentia laxa, pedunculi 
stricti, rigidi, 2-20 mm. longi. Flos fusco-purpurea, corolla 
altius patelliformis, segmenta triangularia, carnosa, crassiuscula, ' 
2°5 mm. longa, antrorsum recurva apice callosa pallida. Stylus 
crassus bifidus. 
