Geranium. 53 



puberula, 1^2 — 2 cm diam., basi truncata, usque ad medium ö-partita; lobi cuneati, 

 medius apice 3-dentatus, laterales 2 — 3-dentati vel integri; folia superiora ceteris 

 similia, sed minora et tantum 3-partita. Pedicelli axillares, petiolis plerumque breviores, 

 puberuli. Sepala 3 mm longa, sub fructii elongata et tum 5 mm longa, late ovata, pu- 

 bescentia, breviter mucronata. Petala purpureo-rosea, sepala vix superantia. Valvulae 

 puberulae et hirsutae, circ, 3 mm longae; rostrum 7 — 8 mm longum, satis acuminatum. 

 Semina minute reticulata (ex Rjdberg). 



Montana: Lo-Lo Hot Springs (Williams et Griffith a. 1898 nach Rydberg). 



G. texanum A. Heller in Bull. Torr. Bot. Club XXV. (1898) <98; Small, Fl. 

 South-East. Un. St. (1903) 659; Hanks et Small in Underwood-Britton, North Americ. 

 Fl. XXV. \. (1907) 8. — G. carolinianum var. texanum Trelease in Mem. Bot. Soc. 

 Nat. Hist. IV. (1887) 76. — Annuum. Gaules diffusi et leviter ascendcntes, e basi 

 ramosi, robusti, 20 cm alti, pilis brevibus albis adpressis retrorsis pubescentes. Folia 

 pallide viridia, firma, petiolata, inferiora petiolo 6 — 8 cm longo, plerumque ambitu 

 orbicularia, 3 cm diam., palmatim incisa sinubus rotundatis, lobis trilobulatis, lobulis 

 rursus trilacinulatis, lacinulis plerumque oblongis, apice rotundatis. Pedunculi tenues, 

 2-flori, inferiores 2 cm longi, superiores 1 cm non superantes; pedicelli tenues, 5 — 

 8 mm longi. Sepala orbiculari-ovata, 4 mm longa, 3 mm lata, 3-nervata nervis pilosis. 

 Petala alba, integra, oblonga vel plerumque obovato-oblonga, calycem vix superantia, 

 3-nervata. Valvulae pilis longis pubescentes; rostrum 1 cm superans, breviter acu- 

 minatum, pilis brevibus ascendentibus hispidum. Semina ovoidea, graciliter et dense 

 foveolato-punctulata. 



Südliches Texas: New Braunsfeld (Lindheimer a. 1848 — Typus); Gorpus 

 Ghristi (Heller a. 1894); ohne Standorlsangabe (Reverchon). 



Nota. Varietas teste cl. autore a speciebus septentrionali-americanis affinibus differt 

 habitu magis diffuse, pubescentia divcrsa, sepalis latioribus et brevioribus, petalis angustioribus, 

 foliis fere coriaceis (ex A. Heller 1. c). 



G. Langloisii Greene, Pittonia HI. (1896— '898) 171; Small, Fl. South-East. 

 U. St. (1903) 660; Hanks et Small in Underwood-Britton, North Americ. Fl. XXV. 1. 

 (1907) 8. — Annuum, diffusum, glandulosum. Foliorum lamina valde partita, laciniis 

 ultimis linearibus. Inflorescentia non contracta, pauciflora. Pedicelli dense villoso- 

 hirsuti, glandulis vix conspicuis. Petala parva, rosea vel roseo-purpurea, cuneato- 

 oblonga, obtusa vel acutiuscula, raro truncata, raro sepala aequantia. Semina obscure 

 brunnea, sphaerico-ovoidea, minute sed manifeste reticulata (ex Hanks et Small). 



Louisiana und Texas: Louisiana, bei St. Martinsville (Langlois nach Greene 

 sub G. caroliniänmn — Typus). 



G. laxum Hanks ex Hanks et Small in Underwood-Britton, North Americ. Fl. XXV. 

 1. (1907) 9. — Annuum vel bienne, habitu G. dissecto simile. Gaulis basi simplex vel 

 ramosus, ramis parum divaricatis, 30 — 60 cm altus, retrorse pubescens. Foliorum lamina 

 ambitu reniformis, saepe fere angularis, 2V2 — 5 cm lata; lacinulae lineares; folia 

 superiora manifeste magis divisa, quam inferiora. Pedicelli pilis glandulosis villoso-hirsuti. 

 Sepala exteriora 7 — 8 mm longa, ovata, glanduloso-pubescentia, mucronata mucrone 2 — 

 3 mm longo. Petala purpurea^ sepalis circ. aequilonga. Valvulae 2 — t^jimm longae, 

 hirsutae; rostrum 12 — 13 mm longum, glanduloso-villosum. Semina reticulata (ex 

 Hanks). 



Washington bis Californien: Washington, bei Oyliut in Ghehalis Co. (Lamb 

 a. 1897, n. 1263 — Typus). 



G. nemorale Suksd. in Deutsch. Bot. Monatsschr. XVI. (1898) 222; Hanks et 

 Small in Underwood-Britton, North Americ. Fl. XXV. 1. (1907) 9. — Annuum vel bienne. 

 Gaules basi plerumque simplices, erecti vel suberecti, 10 — 30 cm longi, retrorse pubes- 

 centes. Foliorum lamina tenuis, ambitu orbiculari-reniformis et parum angularis, 2— - 

 5 cm lata, lobis ovatis vel oblongis. Petioli et pedunculi retrorso-pubescentes. Pedi- 

 celli minute glanduloso-pubescentes. Sepala mucronata, exteriora 6 — 8 mm longa, 



