18 MONOGRAPHIA POLYGALACEARUM. 



Species, characteribus externis et internis lam distincla ut cum nulla sjjecie 

 confundatur. Forma petalorura, alaruni, capsuiœ et seminis peculiaris. 



Habitat in Terra mexicana : in savannis Cosamaloapan (Gaiieoti) : Oaxaca Pino- 

 tepa nacional (lurgensen) (v. s. in Hb. Brux. et Paris). 



P, XanthiGray, Proc. Am. Acad., V., 133., Geoiog. Surv. of. Calil'. Bot., tan- 

 tum ex fragmentis à ci. Watson misis, i. e. llore, capsula, folia singulis nosco. Illa 

 indolibus seminum atque floris maxime P. leptosperm» affinis, differt aiitem pe- 

 taiis superioribiis atque alis latioribus, stigmatibus minus distantibtis, staminum 

 filamentis haud pilosis, foliis eilipticis nec lanceolatis (?). 



California, sec. Brandegee (Proc. of. the Calif. acad. of. se. 8 ser. Vol. II. 1880) 

 etiam in Baja California St Magarita Ins. et Magdalena. 



P. MYRTILLOIDES Wiild. 



Frutex pedalis ; cauies teretes puberuli ; folia coriacea, elliptica, vel ovato- 

 elliptica, apice obtusa, tum (saîpe) subeniarginata, tum apice subplicata, mar- 

 gine subrevoltita, superne puberula, subtus palliiliora, nervis prominulis areolata ; 

 racemi axillares vel terminales, brèves, pauciflori ; flores médiocres : alae ellipticiB, 

 unguiculata?, margine et facie valde ciliatœ, repetite nervosae quam carina vix lon- 

 gioresvel eam subaequantes ; petala superiora carinam subsequantia. apice dila- 

 tata ; filamenta staminum glabra; antherse elongatae ; stigma bilabiatum. VVilld. Sp. 

 3, 889, (fide hb. prop.), P. Buxifolia HBK, fid. Hb. prop. , H. B. et Kunth. nov. 

 gen. am. 5, p. 407. V. ovalifolia DC. Prodr. I, p. 331 (sec. plant siccam a cl. 

 Pyr. DC, in Hb. Deless. visam, nunc etiam asservatam atque manu ipsa illius ill. 

 bot. denominatam). 



Exscc : Vigener FI. Mexican, 495 (leg. D'Schaffner). 



Tab. noslra. XIII, fig. 23—25. 



Sutïrutox. Cauies erecti, ramosi, puberuli, teretes. Folia ovalia vel ovato-ellip- 

 tica vel elliptica, margine subrevoluta, coriacea, apice secundum nervum prima- 

 rium plicata, superne puberula, subtus paulo minus, pallidiora,subargentea, nitida, 

 nervis et nervillis prominulis, pulchre areolata, reticulata, 1,3-2 cm. longa, 

 8-1 2 mm. lata vel minora "/, mm. brevissime petiolata, internodiis fera duplo lon- 

 giora, numerosa. Racemi terminales, axillaresve, pauciflori et sublaxiflori, rachi 



