298 SÉANCE DU 24 AvniL 1896. 
margine laterali fimbriato-ciliata, basi lobulo brevi auriculata, 
apice sub arista terminali aculeis 2, brevibus, pectinatim dentata; 
corolla cæruleæ, parce hirtelle, 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, fili- 
formi, brevissimo affixis, posticis inappendiculatis; antheræ 2-lo- 
culares, glabræ, loculis oblongis, parallelis, parte dimidia inferiori 
liberis, apice confluentibus; stylus filiformis, basi pilosus, su- 
perne glaberrimus, apice bifidus, stamina æquans; nuculas non 
vidi. — 5. 
Caules 4-5 decimetr.; fol. petiol. 1/2-1 cent., lamin. 1 1/2-2 cent. 
long., 1-1 1/2 cent. lat.; bract. 1/2-3/4 mill.; bracteol. ultim. 6-8 
mill.; calyx florens 3-4 mill. long., fructif. 6 mill.; coroll. 9-10 mill.; 
filament. 10 mill. long. 
Frequens in convallibus lapidosis regionis montana 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. 1892, Exs. n° 873. 
4. ORTHOSIPHON BRACHYSTEMON spec. nov. 
= 
Arab. Afar. 
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 ; verticillastri re- 
moti, 2-flori ; bracteæ minutæ, oblongo-lanceolatæ, semi-amplexi- 
caules ;| flores mediocres, pedicello bractea 2-plo longiori, calycem 
æquante suffulti; calyx campanulatus, bilabiatus, fauce barbatus, 
extus parce et minute glanduloso-punetatus, prominule nervosus, 
ad nervos pilosus, fructifer accrescens declinatus, labio postico 
orbiculari, plano, 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 hirtellæ tubus calyce 3-plo longior, tenuiter 
