SÉANCE DU 24 AVRIL 1896 . 
margine latérali fimbriato-ciliata, basi lobulo brevi auriculata, 
apice sub arista terminai! aculeis2, brevibus, pectinatim dentata; 
corollæ cæruleæ, parce birtellæ, labia subæquilonga, calyce 2- 
2 1/2-plo longiora, anticum ovatum, integrum, posticum 4-lobum, 
lobis parvulis, lateralibus rotundatis, mediis majoribus, obovato- 
cuneatis; stamina longissime exserta, filamentis filiformibus, gla- 
bris, anticis basi incalcarem brevem, liberum, clavatum, obtusum, 
papillosum incurvatis et ad curvaturam ligamento basilari, lïli- 
formi, brevissimo affixis, posticis inappendiculatis; antheræ 2-lo- 
culares, glabræ, loculis oblongis, parallelis, parte dimidia inferiori 
Iiberis, apice confluentibus; Stylus filiformis, basi pilosus, su- 
perne glaberrimus, apice bifidus, stamina æquans; nuculas non 
vidi. — 5- 
Gaules 4-5 decimetr.; fol. petiol. 4/2-1 cent., lamin. 11/2-2cent, 
long., 1-1 1/2 cent, lat.; bract. 1/2-3/4 mill.; bracteol. ultiin. 6-8 
mill.; calyxllorens 3-4 mill. long., fructif. 6 mill.;coroll. 9-10mill.; 
filament. 10 mill. long. 
Frequens in convallibus lapidosis regionis montanæ inferioris, 
e provincia Yemen usque ad fines prov. Hadhramaut. — Legi ad 
fauces australes montis el-’Areys, circa Serrya (Bil. Fodhli), per 
altitud. 200-300 m. mense Aprili desinente florens; It. ann. 1889- 
1890, Exs. n° 390 et It. ann. 1893, Exs. n° 873. 
4. Ortiiosiphon braciiystemon spec. nov. 
Arab. A far. 
Herba parvula basi suffrutescens, a collo ramosissima, undique 
papillari-setulosa, cinerascens; rami erecti, 4-goni, graciles, in 
racemos terminales laxos abeuntes; folia subsessilia, lineari-spa- 
thulata, obtusa, supra medium sinuato-dentata; verticiliastri re- 
moti, 2-llori ; bracteæ minutæ, oblongo-lanceolatæ, semi-amplexi- 
caules;|llores médiocres, pedicello bractea2-plo longiori, calycem 
æquante suffulti; calyx campanulatus, bilabiatus, fauce barbatus, 
extus parce et minute glanduloso-punctatus, prominule nervosus, 
ad nervos pilosus, fructifer accrescens declinatus, labio postico 
orbiculari, piano, reticulatim nervoso, fusco-violaceo vel purpureo, 
marginibus revolutis in tubum decurrentibus, labio antico ciliato, 
4-dentato, dentibus lineari-subulatis retusis, lateralibus brevibus, 
mediis valde elongatis, labium posticum æquantibus etiamve su¬ 
perantibus; corollæ birtellæ tubus calyce 3-plo longior, tenuiter 
