416 Robert Pilger. — Plantaginaceae. 



II. Bracteae inferiores ± angustiores, simpliciter carinatae; semina rubro-brunnea, 

 nitentia, haud ita crassa. 



a. Rami florentes internodiis elongatis; spica usque cylindracea, multiflora 



252. P. euphratica. 



b. Rami florentes internodiis brevibus; spica brevis, pauciflora. 



1. Folia velutino-hirta 253. P. Webbii. 



2. Folia ± pilis brevioribus vel longioribus rigidulis obtecta usque fere glabres- 

 centia. 



§ Rami demum cortice laevi, laete flavescente obtecti. Sinai 254. P. sinaica. 

 §§ Rami demum cortice i laevi, cinereo-brunneo vel brunneo obtecti. 



+ Folia usque lanceolata, rigida; internodia ad ramorum partem inferio- 

 rem perbrevia. Algeria, Marocco 255. P. mauritanica. 



++ Folia anguste linearia, haud rigida; internodia ad ramorum partem 

 inferiorem longiora. Teneriffa, Madeira .... 256. P. arborescens. 



Species incertae sedis 257. P. mar is -mortui, 



258. P. asperrima. 

 246. P. squarrosa Murray in Comment. Soc. Reg. Scient. Gotting. IV. 1781. (1782) 

 38, T. III; Willd. Spec. PI. I. 2. (1798) 650; Decne. in DC. Prodr. XIII. 1. (1852) 735 

 n. 198; Boiss. Fl. Orient. IV. (1879) 892; Post, Flora of Syria p. 672; Muschler, 

 Man. Fl. Egypt (1912) 914. — P. aegyptiaca Jacq. Collect, ad Bot. (1786) 45, Icon. Plant. 

 Rar. I. (1781 — 1786) 4, T. 28. — P. sarcophylla Boiss., nomen ex Decne 1. c. ; Boiss. 1. c. — 

 P. squarrosa Murr. ß. brachystachys Boiss. 1. c. — Psyllium aegyptiacum Mirb. Hist. Plant. 

 XIV. (1830) 333. — Annua florens vel et perennans?, a basi ramosa, ramis satis validis, 

 irregulariter ± flexuosis, decumbentibus et adscendentibus, ad 25 — 30 cm longis, praeter 

 inflorescentias vix ramulosis vel et ramulis longioribus partitis, internodiis ad 6 — 7 cm 

 longis, supremis tantum abbreviatis, pilis brevissimis inspersis, demum glabrescentibus. 

 Folia crassa, carnosa, rigida, patentia, linearia vel lanceolato-linearia, obtusa, versus 

 basin parum vaginatim dilatata, 1 — 2 cm longa, ad 2 mm lata, pilis brevissimis inspersa 

 vel fere glabrescentia, versus basin villis sparse subciliata. Inflorescentiae et ex axillis 

 foliorum inferiorum; spicae pedunculus satis tenuis, patens vel patentissimus, 2 — 3( — 5) cm 

 longus; spica densiflora, ambitu ovata usque elliptica, 7 — 12 mm longa, bracteae 

 ubique 3 verticillatae, haud oppositae. Flos versus axem compressus ; bractea ad flores 

 verticilli infimi foliacea, ad 10 — 12 mm longa, crassa, rigida, linearis, arcuata, obtusiuscula, 

 marginibus incurvatis ± plicata vel et plana, lanceolata, ad 3 mm lata, versus basin laminis 

 lateralibus angustis ovato-dilatata, pilis brevissimis inspersa, basin versus minute rigide 

 ciliolata, nervis 3( — 5) versus basin vel et parum superne conspicuis, bractea nonnunquam 

 et brevior, calycem parum superans, late linearis, versus basin usque rotundata; bractea 

 ad flores verticilli sequentis e basi ovata minus producta, ad flores superiores in formam 

 late vel latissime obovato-spathulatam-vergens, minor, saepe calycem haud aequans, 

 3 — 4 mm longa, carina lata crassa, nervis inconspicuis. Sepala antica 4 mm longa, plana 

 vel vix concava, angustius obovata usque obovato-spathulata, pilis brevissimis, rigidulis, 

 eglandulosis vel et minute glanduligeris ciliolata et dorso parce inspersa vel ibi glabrescentia, 

 carina perlata, superne crassa, inferne saepe minus incrassata, nervis 3 conspicuis; sepala 

 postica minora, 3 mm longa, compresso-concava, ovata, angustata, acuta, breviter ciliolata, 

 carina angusta, prominente, pilis brevissimis inspersa. Corollae tubus 4 mm longus, lobi 

 ovati vel late ovati, acuti, margine saepe minute lacerulato-ciliolati, 2 mm longi, nervo 

 nullo vel vix notato. Anthera lata, basi breviter incisa, apiculo parvo, lato, minute apiculato. 

 Capsula globosa, medio circ. circumscissa, parum ultra 2 mm longa, corolla persistente 

 coronata, parte superiore vix indurata, papyracea; semina rufo-brunnea, nitidula, crassa, 

 ambitu late vel latissime elliptica, 1,5 — 1,75 mm longa, facie hili ± concava, crasse mar- 

 ginata. — Fig. 43 C, p. 423. 



Ägypten: [Beschreibung von Murray nach kultiviertem Exemplar]; bei Rosette 

 (De lile); in arena mobili et in palmetis Mandara prope Alexandriam (Letourneux 



