CRAIB—GESNERACEARUM NOVITATES. 241 
lata ovatave, apicem versus angustata, summo apice obtusa, 
basi cuneata, in petiolum angustata, usque ad 3 cm. longa et 
1.7 cm. lata, coriacea, supra conspicue bullata, iuventute pilis 
longis paucis instructa, matura subglabra, subtus ad costam 
nervosque dense cinnamomeo-lanuginosa, pilis saepe mox 
agglutinatis, aliter cinnamomeo-pilosa, nervis lateralibus utrinque 
3-4 subtus valde prominentibus supra impressis, margine crassius 
denticulata vel crenato-serrata, matura petiolo ad 2 cm. longo 
supra parce longe piloso subtus dense cinnamomeo-lanuginoso 
suffulta. Pedunculi communes ad 7, primo dense cinnamomeo- 
lanuginosi, demum glabrescentes, ad g cm. alti, inflorescentiam 
multifloram subcongestam umbelliformem gerentes ;_ pedicelli 
ad 1 cm. longi. Calyx cito glaber, sicco fuscus, in segmenta 5 
inter se subaequalia oblonga vel oblongo-lanceolata apice obtusa 
3- vel 5-nervia, nervis paulo infra apicem coniunctis, vix 4 mm. 
longa 1.5 mm. lata partitus. Corollae tubus g.5-I0 mm. longus, 
intra postice glaber, antice pilis plerisque in lineas duas cum 
lobis alternantes dispositis instructus, limbo bilabiato, labio 
postico 2.5 mm. longo bilobato, antico 5.5 mm. longo bene ultra 
medium 3-lobato lobis oblongis apice rotundatis. Antherae per 
paria cohaerentes, filamentis glabris, staminibus anticis corollae 
tubo subaequilongis. Discus annularis. Pistillum calyce paulo 
longius, stylo apice bilobulato ovario paulo breviore. Capsula 
fusca, ad 1.6 cm. longa, valvis haud tortis.—D. lanuginosa, Lévl., 
Cat. Pl. Yunnan, p. 123, pro parte, vix C. B. Clarke. 
Yunnan. Mi-cote a Tong-tchouan, 2600 m., sur les rochers. 
Fleurs bleu de ciel. E. E. Maire. Fl. July-Aug. 
Didissandra Cooperi, Craib, sp. nov. 
. Herba nana, rosulata, saepe stolonifera ; rhizoma superne 
petiolis persistentibus anni praeteriti densius tectum. Folia 
densa, ut videtur saltem interiora viva erecta vel suberecta, 
lanceolata vel oblongo-lanceolata, interdum subspatulata, supra 
primo plana, mox concava, apice obtusa, basi cuneata, plerumque 
5-8 mm. longa, 3-3.5 mm. lata, coriacea, supra viridia, glabra, 
subtus parum pallidiora, ad costam densius cinnamomeo-lanata, 
demum senectute albescentia, glabrescentia, costa pagina in- 
feriore inferne prominente, nervis lateralibus utrinque 3 pler- 
umque omnino obscuris interdum senectute subtus subconspicuis, 
Margine saepissime integra, rarissime apicem versus pauci- 
crenulata, petiolo circa 2.5 mm. longo supra plano primo longius 
cinnamomeo-lanato demum glabrescente suffulta. Pedunculi 
communes uniflori, gracillimi, ad 4 cm. longi, primo lanati, cito 
glabrescentes. Calycis segmenta lineari-lanceolata, obtusa, duo 
antica aliis paululo longiora, 2 mm. longa, 0.75 mm. lata, glabra, 
trinervia, nervis plerumque omnino obscuris. Corollae tubus 
