— 89 — 



a priore labio galeam brevem aequante, a posteriore 

 foliis pra'esertim distincta. 



8. P. cheilanthifoUa Schrenck in Bull. phys. math. 

 Acad. Pétersb. I. 79. et Enum. alt. pi. novar. 19. 

 Bge. in Ledeb. Fl. Ross. III. 273. Bth. 1. c. 562. 



In Chinae prov. Kansu , pratis altissimis alpinis, 

 (Przewalski spec. 2 collegit P. verticillatae Mmixtü), 

 Praeterea occurrit in Alatau cisiliensi Songariae, Ti- 

 heto occidentali (T. Thomson): adTschangra (Heide), 

 ad Kibber etc. (hb. Cal cut t.), Himalaya occidentali 

 ad fl. Satledsch superiorem (Heide). 



Corolla pi. chinensis ex collectore rosea, in sicco 

 violacea et ita est in recentiore optime exsiccata hi- 

 malaica, in vetustiore pallidior fit. Planta tibetica et 

 Mmalaica sistit P. abrotanifoliam Aut. Angl. in sche- 

 dis varus. 



5. MyriophyUae. 



Calycis dentés (P. Chamissonis excepta) dentati, ga- 

 lea in primis tribus fronte declivis rostro oblique por- 

 recto gracili, in ceteris adunca rostro subverticali et 

 tuncbrevi. Plantae elatiores caulibus simplicibus rarius 

 ramosis, pluribus vel solitariis, floribus purpureis vel 

 ochroleucis, tubo coroUae in P Giamissonis recto, in 

 reliquis infra cto vel incurve, foliis verticillatis (vel sub- 

 verticillatis in P. interrupta). — Centrasiaticae cum una 

 boreali circumpacifica, quarum sequi tur clavis. 



Galea fronte declivi in rostrum porrectum attenuata. 2. 

 Galea fronte subverticali rostro brevi. 4. 



2. Tubus corollae calyce vix longior incurvus. 3. 



» » » duplo longior rectus. P. Chamissonis S te v. 



3. Diffusa multicaulis, folia pinnatifida, filamenta gla- 



bra ,...,,, P. alaschanica m. 



Erecta , folia profunde bipinnatipartita , filamenta 



pilosa P. curvituba m. 



Mélanges biologiques. X. 12 



