DEFLERS. — PLANTES NOUVELLES DE L'ARABIE. 923 
lanceolata vel spathulata, in petiolum brevem attenuata, integer- 
rima, tomentosa, subtus albida, supra viridi-flavescentia; flores 
parvi, sessiles, in spicas axillares conferti; spinæ ad basin inflores- 
centiæ more Barleriarum palmatim 2-3-partit:e, interdum pinna- 
tiparlit:e, ramis brevibus, gracilibus, rectis; spicæ sessiles, demum 
brevissime pedunculatæ, oblongæ, folio sæpius dimidio breviores; 
bracteæ imbricatæ, concavæ, florem arcte amplectentes, oblongo- 
lanceolatæ, apice recurvæ, arista spinulosa acuminatæ, dorso pro- 
minule 3-nerviæ, villosæ, longe setoso-ciliatæ, extimæ foliaceæ, 
virides, intimæ chartaceæ, scarioso-hyalinæ; calyx herbaceus, 
hirsutus, e basi in labia 2, subæquilonga partitus, labio antico 
2-fido, laciniis æqualibus, linearibus acutis, postico latiori, 3-den- 
tato; corollae infundibularis tubus brevis, limbus expansus, 5-si- 
nuato-angulatus, sub angulis plicatus, plicis longitudinalibus, 
extus prominulis, pilosis, 3 posticis discretis, 2 anticis contiguis, 
parallelis. vix membrana intermedia angusta, medio sulcata se- 
junctis; stamina 4, sub fauce affixa, filamentis brevissimis, gla- 
bris; paris antici antherz 2-loculares, oblongae, dorso barbatæ, 
loculis parallelis, æqualibus, muticis; paris postici antheræ mi- 
nores, 1-loculares, glabre; ovarium ovatum, glabrum; stylus 
brevis, apice clavatus, truncatus, glaber; capsula oblonga, basi 
vix attenuata, apice truncata, septo crasso parallele compressa, 
nitida, glabra, in exemplariis nostris nulla dehiscentiæ indicia 
præbens; semina in quoque loculo 2, complanata, ovato-orbicu- 
lata, marginata, glabra, retinaculo subulato fulta. — 3. 
Folia (cum petiol.) 2-3 cent. iong., 1/2-3/4 cent. lat.; bract. 
1 cent. long. 1/32-1/2 cent. lat.; calyx ^ mill. long.; coroll. 7-8 
mill.; styl. 2-3 mill.; capsul. 8-9 mill. long., 2 mill. lat.; semina 
1 1/2 mill. diam. lat. 
Hab. in convallibus regionis montanæ inferioris. — Legi ad 
fauces australes montisel-'Areys (Bil. Fodhli), peralt. 200-300 m., 
mense Martio desinente florentem ac fructiferum ; It. ann. 1889-90, 
Exss. n^ 383 et 496. 
8. ASYSTASIA PETALIDIOIDES Spec. nov. 
- Arab. Khouladh. 
Suffrutex dichotome ramosus, parce puberulus vel glabrescens; 
folia opposita, lanceolata, integra vel obsolete sinuata, basi sæpius 
inæquilateralia, in petiolum amplexicaulem brevem attenuata, 
