20 Ign. ürban, 



longa, dorso dense patenti-pilosa, intus glabra; unguiciili qnam limbiis vis breviores; limbi 

 ovales vix 2 mm longi 1 mm lati, intus ad basin juxta marginem carinali, carina in unguem 

 decurrente. Filamenta omnia feiHlia, 3 — 3,5 mm longa, petalis aequilonga glabra; antherae 

 0,5 mm diametro. Stylus 4 mm longus, antheras vix snperans, superne parum attenuatns 

 stigmate obsoleto. Fructus ovato-oblongus 3 — 3,5 mm longus 1,2 — 1,3 mm ciassus, densissime 

 patenti-birsutus albescens, disco tlavido persistente apice excavatus, obsolete oblique subcostatus. 

 Semen 2,3 — 2,5 mm longnm, 1 mm crassum. Radicula quam cotyledones anguste ovales 

 fere duplo brevior. 



Habitat in California septeutrionali inferiore: C. R. Orcutt, Los Angeles Bay, 

 ad sinnm Californieum : Palnier (a 1887) n. 411; in insnla S. Pedro Martin sinus Cali- 

 foruiei: Palmer ex Watson. 



Floret et fruct. m. Jul. — V. s. in herb. Berol., Boissier-Barbey, J. D. Smith. 



3. Petalonyx nitidus Wats. foliis 1,5 — 4 mm longe petiolatis ovatis v. rhombeis 

 basi acutis apice obtusiusculis usque breviter acuminatis, 2 — 3 cm longis er. 1,5 cm latis, 

 dimidio usqiie duplo longioribus quam latioribus, margine piano crenatis v. remotiuscule 

 dentatis; infloreseentiis abbreviato-racemosis v. capituliformibus (an postremo quoque?) 

 vagis, braeteis e basi ovata v. rbombea dentieulata s. subintegra laneeolato-acuminatis 

 crassiusculis, pedunculis special. 3 — 1 mm longis, propbyllis eadem forma sed minoribus 

 et saepius brevius acuminatis; calycis tubo ovato v. ovali lobis suberectis; petalis 6 — 10 mm 

 longis. unguiculis superne juxta marginem carina elevata in faucem producta conglu- 

 tinatis, limbis quam unguiculi 2 — 2'/2-plo brevioribus ovatis v. subrhombeo-ovatis; sta- 

 minibus omnibus fertilibus, anthera postica interdum 2- v. 3-locellata. 



Subspee. a. suffruteseens, pilis caulinis sursum curvatis, petiolis 2 — 4 mm longis, 

 foliis parce sinuato-deutatis, enphyllis sensim in braeteas transeuntibus, infloreseentiis 

 panniculatis, iioribus paullo minoribus, lobis ealyeiuis 1,7 — 2 mm, petalis 6 — 7 mm, fila- 

 mentis 7,5 — 10 mm, stylo 10 — 12 mm longo. 



Tabula I. Fig. 33 — 35. Fig. 33. Flos extrinsecus. 34. Petalum junius, oblique 

 intus vis. 35. Diagramma (petalis ex faucis conglutinatione del.) 



Petalonyx nitidus Wats. in Ämer. Natur. VII (1873) p. 300; Ilreiv. et Wats. 

 Bot. Calif. I. 238; Wats. Bibl Ind. I. 391; Urb. in Ber. Deutsch. Bot. Ges. X. p. 260. 

 t. XIV. f. 4 (Diagr.) ; Coville in Contr. U. St. Nat. Herb. IV. 106. 



Subspee. b. Parrj'i Urh. et Gilg, frutescens, pilis caulinis subdeorsum spec- 

 tantibus, foliis sessilibus v. usque 2 mm longe petiolatis, crebrius crenatis v. dentatis, 

 enphyllis subito in braeteas abeuntibus, infloreseentiis simplieiter racemosis, floribus 

 paullo majoribus, lobis calyeinis 3 — 3,5 mm, petalis 9 — 10 mm, filamentis 11 — 15 mm, 

 stylo 11 — 12 mm longo. 



Petalonyx Parryi Gray! in Proc. Amer. Acad. X. in. ser. II) a. 1875 p. 72; 

 Parry in Amer. Natur. IX. 144, 271; Coville in Contr. U. St. Nat. Herb. IV. 106. 



Frnticulus usque sesquimetralis valde ramosus. Canles vetustiores grisei v. nigres- 

 centes, hornotini flavo-virides teretes striati v. superne subangulati, pilis brevissimis tuber- 

 culatis V. obsolete spinuligeris sursum curvatis v. retrorsum patentibus densissime vestiti, gemmis 

 serialibus minutis inter folium et ramum saepius obviis. Folia suberecta v. erecto-patentia, 

 petiolo 1 — 4 mm longo, ovata basi acuta, apice obtusiuscula usque breviter acuminata 2 — 3 cm 



