Monographia Loasacearum. oö 



ginem pilis antrorsiim spinuligeiis basi bulboso-incrassatis laxius vestita, snprema plerumque 

 subito in bracteas abeuntia. F 1 o r e s in apice caulis ramorumque pnstremo quoque in glome- 

 rnlos 2 — 5-floros a bracteis ovato - orbicularibus v. suborbicnlaribus, circumcirca v. antice tantum 

 gi-osse serratis, margine ciliato-pilosis, 9 — 12 mm longis, 6 — 10 mm latis, acutis v. acuminatis, 

 margine excepto membranaceis et pallescentibns, suboppositis v. alternis involucratos et paene 

 absconditos coUecti, terminalis basi v. pauUo supra basin bracteolas 1 — 2 steriles, flores late- 

 rales bracteolas 2 — 3 plerumque obtriangulari-cuneatas 5 — 8 mm longas, antice tantum serratas 

 gerentes; pcdicelli nulli. Calycis tubus cylindraceus, inferne paullo attenuatus, er. 5 mm 

 longus, 1,5 mm crassus, supra ovarium brevissime productus, pilis glochidiatis inaequilongis 

 brevibus et aliis antrorsum spinnligeris parcioribus subcurvatis longioribus densissime vestitus 

 (pube eaulis, sed densiore); lobi in aestivatione aperti lanceolati v. ovato-lanceolati 2,5 — 3 mm 

 longi, er. 1 mm lati, pube tubi, intus brevissime pilosi, in fructu persistentes erecti v. patenti- 

 erecti. Petala 5 in alabastro sibi valde imbricata, sub anthesi erecto-patentia „aurantiaea" 

 (ex Bot. Cal.), ex sicco superne pallide flava, supra basin aurantiaea v. plane flava, obovata 

 non unguiculata, 4 — 5 mm (3 — 6 lin. es Bot. Cal.) longa, 2,7 — 3,5 mm lata, apice rotundata, 

 medio ipso parcissime piloso-ciliata, caeterum glabra. Squamae petaloideae nullae. Stamina 

 15 — 30, 1- V. sub-2-seriata; filamenta omnia filiformia, juniora incurvata, adulta 2,5 — 3 mm 

 longa, basi ipsa triangulari-dilatata et vix cohaerentia, glabra; antberae juniores ovatae v. 

 ovales, 0,4 — 0,5 mm longae 0,25 — 0,3 mm latae, apice obtusissimae v. emarginatae in 1/5 — Vö 

 alt. affixae, lateraliter dehiscentes. Discus glaber. Stylus 2,5 — 3,5 mm longus, in margine 

 lamellarum superiore et in apice obsolete papillosus, in fructu persistens. Ovula 15 — 22, 

 placentis angustissimis affixa. Capsula erecta cylindracea, inferne v. ad basin attenuata, 

 7 — 10 mm longa, 2 — 2,5 mm crassa, saepe nigrescens, pube calycis, obsolete longitrorsum 

 striata, apice 3-valvis; valvae semiorbiculari-triangulares, styli basi mucronatae; placentae an- 

 gnstae planae laeves margine snbundulatae, intervallis nitidis glabris, plnries latioribus. Semina 

 er. 20 dense aggregata et sibi accumbentia, 2 — 3-seriata, ambitu plerumque irregulariter ovali- 

 orbicularia, irregulariter angulata, areis subimpressis, non alata, brunnescentia, minutissime 

 granulato-punctata, 1 — 1,3 mm longa, 0,8 — 1 mm lata; endospermium mediocre. Cotyledones 

 convexae orbiculares, radiculae rectae fere dimidio longiori subtereti plus minus oblique affixae. 



Habitat iu Americae septentrionalis collibus siecis, in Rocky Mountains ad 

 Lewis River: Nuttall (ex T. et G.), in California in Sierra County: Lemmon n. 95; in 

 Nevada prope Austin: Watson (ex Bot. Cal.), prope Empire City: Jones n. 3871. 



Fl. et fr. m. Jun. — V. s. in berb. Berol., Boissier-Barbey, Candolle, J. D. Smith. 



7. Meiitzelia Solierli Urb. et Gilg eaule griseo-albescente vel griseo, pilis bre- 

 vissimis inaequilongis vertieillatim glochidiatis laxe vel laxissime obtecto, nunc sub- 

 glabro; foliis integris vel parce ac remote sinuato - dentatis vel -erenatis; prophyllis 

 euphylloideis; staniiiiibus 15, 1-seriatis, 5 sepalis oppositis inferue latiusculis, sub medio 

 subito filiformi-contractis vel attenuatis, ceteris ex inia basi filiformibus; antheris uum- 

 quam contortis. 



Tabula II. Fig. 12—15. Fig. 12. Fructus. 13. Semen. 14. Embryo. 15. Dia- 

 gramma (filamentis episepalis dilatatis). 



3Ientzelia Solierii TJrh. et Guy ap. Urb. in Ber. Deutsch. Bot. Ges. X. (1892) 

 p. 265, tab. XIV, fig. 6 (Diagr.) et in Engl.-PrantJ Nat. Pfl.-fam. III. 6\ (1894) p. 110, 



fig. 37 B. 



5* 



