128 F. Vierhapper, [448] 



ramosi, erecto-ascendentes vel subprocumbentes, flexuosi, tenues, teretiusculi — subtetragoni, usque ad 

 2b cm longi, \-Q iinn diametro, rami solitarii vel bini oppositi a caulium basi usque ad apicem Orientes, his 

 breviores, ceterum eos aequantes. Axes omnes pilis simplicibus flexuosis, usque \-bntni longis, 

 sparsis glanduliferisque permultis, rectis, dimidio fere brevioribus dense patuleque 

 pilosi. Folia bina opposita, paria internodiis usque 3-5 cw longis a sese remota, lamina plus 

 minus tenui, flaccidiuscula, late ovata — rotundato-ovata, obscure viridi, triente inferiore integro 

 excepto crenata vel crenato-lobata, crenis lobisve lateralibus 4—8 sursum versis et terminali obtusis vel 

 subapiculatis, reticulato-nervosa, nervorum secundariorum imis e basi, summis in superiore parte median! 

 orientibus, maximorum 11-5 — 21-5 ;;/m longa, 9 — \7-5nim lata, omnium abrupte angustata in petio- 

 lum in maximis 12-5;»;» longum, saepissime multo breviorem; petiolus caulium modo, lamina pilis glan- 

 duliferis tantum vel paene tantum, imprimis in margine, patule pilosa. 



Flores solitarii (flos unicus in unoquoque foliorum pari) in axillis foliorum superi- 

 orum (quibus aequilongi vel parum longiores), internodiis longis a sese remotorum, imis con- 

 formium, parum minorum — saepe iam infra medium caulis ramorumque — Orientes, racemum eviden- 

 tem non formantes, breviter (1 — 6«nK) pedicellati — subsessiles, pedicellis caulis modo pilosis. Calyx 

 late asymmetrice campanulatus, bilabiatus, labiis sinuangusto, obtuso discretis, longitudinaliter 10-nervius, 

 nervis 5 in sinus, 5 in dentium apices currentibus, 4-5«;;» longus, superne 3 min ca. amplus, extus 

 pedicelli modo pilis simplicibus sparsis glanduliferisque permultis duplo ca. brevioribus pilosus, intus 

 in dentibus et in tubi nervis tantum pilis glanduliferis praeditus, tubus late obconico-cupulaeformis, 

 dentes labii superioris 3 e basi l-omm lata ovato-semiorbiculares, ad apicem obtuse sub- 

 mucronulati, sinubus angustis, obtusis discreti, medius marginibus 17;»;;; ca. longis, lateralium 

 margine inferiore vix breviore, exteriore, ad labium inferius versante, 2-2inin longo, labii inferioris 2 

 e basi 2 «?;;; lata triangulari-ovati, 2-2 ;);j;? longi, sinu angusto, obtuso discreti, ceterum illis aequales. 

 Corolla bilabialis, longitudinaliter plurinervia, extus tubi inferiore parte (extus intusque) glabra excepta 

 sparse, intus, imprimis in labio inferiore (parte extravolvali glabra excepta) praecipue ad nervös medios 

 densius patule subglanduloso-pilosula, in margine glabra, totalis 9-5 ;;*;;; longa, tubus cylindrico-cam- 

 panulatus, inconspicue plurinervius, 3-5mm longus, basi 1 mm, apice ca. l-5«n»j amplus, labium superius 

 oblongo-ovatum, longitudinaliter 8 — 10-nervium, nervis ad apicem ramosis, 5mm longum, basi 27, ad 

 apicem IS mm latum, apice 2-lobum, lobis sinu amplo, acuto discretis, asymmetrice ovato-triangularibus, 

 acutiusculis, 0-8 mm ca. longis, basi 1 mm latis, inferius oblongo-obovatum, longitudinaliter pluri- 

 (13— 15-)nervium, nervis in lobis anastomosantibus, 5-5— 6«»» longum, basi 2-7 mm, ad apicem -iSmm 

 latum, apice 3-lobum, lobis sinubus amplis acutis a sese disjunctis, medio e basi Vbmm lata obovato, 

 2 mm longo, lateralibus rhomboideis, 2-3 mm ca. longis, in loborum basi volva semiorbiculari, apicem 

 versus convexa, VT mm diametro instructum. Stamina 4, tubo ca. 22— 2-4: mm supra basin inserta, 

 glabra, filamenta filiformia, superiorum 3, inferiorum 4-5 ;;;;;< longa, loculi bini ovales, flavi, 0'8 — \-2jtmi 

 longi, totaliter a sese remoti. Germen glandulis minutissimis sessilibus sparsis praeditum, ovoideum, Vbmm 

 longum, sensim angustatum in stylum filiformem, 4 mm longum, stigmate capituliformi vix crassiore 

 coronatum. Calyx fructificandi tempore parum auctus, subcoriaceus, glabrescens. Capsula obverse oblongo- 

 piriformis, in parte inferiore dilute, in superiore obscurius brunnescens, illic glabra, hie pilis glanduliferis 

 brevibus subdense obsita, longitudinaliter bivalvis, 5—6 mm longa, valvis acuminatis, dorso impresse 

 uninerviis. Semina subellipsoidea, fusca, minutissime rugulosa, paene opaca, 07 mm ca. longa. 



Sokötra. »Djebel Derafonte« (16.-28./II. 1899, Paulay). 



»On the plains« Balfour 1. c, Forbes 1. c. p. 493. 



Zu L. Sokotrana gehören auch die von Schweinfurth bei Tamarida^ und Kalansiye ^ gesammelten 



1 Exp. Riebeck. Nr. 332. Insel Socotra. Tamarid. Nageinuhfelsen, 14. .^pril ISSl, Dr. G. Seh weinfurth (Hb. .M. B.), 

 (Hb. S.), (Hb. U. V,). 



2 Exp. Riebeck. Nr. 234. Insel Socotra. Galonsir. Granitfelsen. 10. April 1881. Dr. G. Schweinfurth (,Hb. S.J. 



