RUBIACEAE. — MUSSAENDA 397 



Yunnan: Szemao, forests, alt. 1300 m., A. Henry (No. 12265; large climbing 

 shrub; flowers yellow). 



4. Mussaenda sessilifolia Hutchinson, n. sp. 



Frutcx scandens; rarauli elon^ati, subteretes, 3-4 mm. crassi, pilis rufis v. rube- 

 scentibus dense villosi, internodiis 3-4.5 cm. longis. Folia sessilia, oblonga v. 

 oblongo-elliptica, basi rotundata, apice subacuta, sensim acuminata, 6-10 cm. 

 longa, 3-4.5 cm. lata, chartacea, utrinque infra praecipue in nervis dense rubro- 

 villosa; costa utrinque prominens; nervi laterales utrinsecus 9-10, a costa sub an- 

 gulo 65° abeuntes, arcuati; stipulae profunda bilobatae, 0.8 cm. longae, lobis 

 lineari-subulatis dense villosia. Inflorcscentia terminalis, subdense cymosa, caly- 

 cis lobis magnis petaloideis circiter 5 ornata; bracteae subulatae, dense villosae; 

 receptaculum, calycis lobi et corolla dense rubro-villosa; calycis lobi normales 

 subulati, 2 mm. longi; lobus petaloideus unguiculatus, late ovatus, obtusus, basi 

 rotundatus, 5-6 cm. longus, 3-4.5 cm. latus, circiter 7-nervus, breviter pubescens; 

 corolla flava; tubus 1.7 cm. longus, euperne sensim ampliatus et infra dense vil- 

 losus; lobi ovati, prominenter appendiculati, appendiculis 0.75 mm. longis; an- 

 therae inclusae, 0.6 cm. longae; filamenta fere ad basin corollae tubi adnata, glabra; 

 stylus brevis, 6 mm. longus, glaber, lobis 2 mm. longis. 



Yunnan: Szemao, forests south, alt. 1300 m., A. Henry (No. 12774; climber; 

 flowers yellow). 



Very similar to M. Rehderiana Hutchinson, but with more elliptic leaves, a 

 denser and longer indumentum on the leaves and on the much stouter corolla tube. 



5. Mussaenda Rehderiana Hutchinson, n. sp. 



Frutex scandens; ramuli subteretes, 3-4 mm. crassi, pihs brevibus subreflexis 

 brunneis hirsuti, internodiis 3.5-7 cm. longis. Folia brevissime petiolata, sub- 

 elongato-oblonga, obhqua, basi subcordata v. rotundata, apice sensim acute acumi- 

 nata, 8-14 cm. longa, 3-4.5 cm. lata, submembranacea, utrinque pilis brevibus 

 rubro-cinereis moUiter pubescentia; costa supra rigide tomentosa, infra patule 

 pubescentia; nervi laterales utrinsecus circiter 9, a costa sub angulo 75° abeuntes, 

 arcuati, utrinque conspicui; petioli 3-6 mm. longi, dense brunneo-hirsuti; stipulae 

 persistentes, profunde bilobatae, circiter 7 mm. longae, lobis subulatis acutis 

 dense pubescentibus. Inflorcscentia laxe paniculato-cymosa, multiflora, calycis 

 lobis magnis petaloideis 4-5 ornata; bracteae lineares, usque ad 7 mm. longae, 

 hirsutae; receptaculum breviter pubescens; calycis lobi normales subulati, 1.5-2 

 mm. longi, pubescentes; lobus petaloideus ovato-orbicularis, brevissime obtuse 

 acuminatus, 5-7 cm. longus, 3-5 cm. latus, 7-9-nervus, utrinque breviter pubescens; 

 corolla flava, gracilis; tubus 2.5 cm. longus, apiccm versus breviter ampliatus, 

 extra parce et breviter cinereo-pubescens, superne intra villosus; lobi ovato- 

 orbiculares, circiter 2 mm. lati, conspicue mucronati; antherae inclusae, 5-6 mm. 

 longae; filamenta glabra; stylus brevis, 5 mm. longus, glaber, lobis 1 mm. longis. 



Yunnan: Szemao, mountains to south, forests, alt. 1600 m., A. Henry (No. 

 11790; climbing shrub; flowers yellow). 



A very distinct species with subsessile elongate-oblong leaves, rounded or sub- 

 cordate at the base. 



6. Mussaenda Henryi Hutchinson, n. sp. 



Arbor 6 m. alta; ramuli subteretes, subdense appresse pubescentes, internodiis 

 2-6 cm. longis. Folia elliptica v. oblongo-elliptica, basi rotundata, apice acute 

 acuminata, 10-15 cm. longa, 4-6 cm. lata, fere membranacea, utrinque appresse 

 setuloso-pubescentia; costa utrinque prominens, pubescens; nervi laterales utrin- 

 secus 9-11, .suboppositi, a costa sub angulo 65° abeuntes, gracilcs, arcuati, utrinque 

 prominentes; venae inconspicuae; petioli 0.7-1 cm. longi, appresse pubescentes; 



