22 MONOGRAPHIA POLVGALACEARUM. 



2-3 mm. longi, pubescentes. Flores circa 4 iiiin. loiigi. Sepala exteriora lanceolala, 

 doi'so et raargine pilis apicem versus curvato-crispulis, obtecta, sa;pe extroisum 

 arcuala, acuta. Ahe duplo longiores, elliplica?, diiplo longiores quam lat;e, dorso 

 et margine pilis crispuiis praidita?, corollam non œquantes, sessiles, petaioidca!. 



Petala superiora quam carina brevioi'a, linearia, média parte contracta, apice 

 obtusa. Carina haud plicato-lobato sensim in unguiculum desinens. Fiiamenta sta- 

 minum quam antlierae multo longiora, glabra. Ovarium eilipticum. Stylus arcua- 

 tus vittiforniis, apice in stigmata bilabiata, Ibi'ficata desinens. Capsula, sepalis 

 deciduis nuda, obovato-elli|)tica, basi cuneiformiter attenuata, apice subemargi- 

 nata, pubescens, viridis. Semina pyrilbrmia, pilis sublongis vestila. Arilliis capitol- 

 liformis triappendiculatus. Appendicula sub:equantia descendentia aculeiformia, 

 semine 4-5 x breviora. 



Habitai in Mexico. (Vigener n" 494). Centr. Mex. FI. n°42'/, Parr. et Palm. 



Var. ijracills. 



Minus puberula, caulibus elongatis elongatis, foliis lanceolato-linearibus, erectis, 

 distantibus. Habitu P. obscurae valde similis, qua causa in herbariis cum illa con- 

 fusa. 



Galleoti n° 898 Hab. prope Real del monte (Oaxaca) in Mexicanorum terra. 



P. PUBERULA Gray. 



Basi suilruticosa: caules herbacei erecti, adscendentes, puberuli ; folia linearia 

 vel lanceolato-linearia puberula: racemi terminales vel axillares, paucillori; sepala 

 pilis rectis puberula — ; al* breviter unguiculatai, ovatœ, subacutœ, margine 

 pilis rectis ciliatœ; petala superiora quam carina raulto breviora, linguilormia 

 (late); fiiamenta staminum haud ciliata; stigmata inaequalia superius terminale 

 obtusum, inferius latérale late tuberculosum vix prominens ; capsula elliptico- 

 emarginata, basi baud cuneiformis ; seniiiia pilosissima, arillus antice papyraceus, 

 postice, in appendicem unciuatam prolongatus. Gray Pt. Wright, p. 41, Watson 

 Froc, of Am. Ac. XIV. Hemsiey Biolog. of Centr. Am. non Aiiders. 



Tah. nostr. XIV, fig. 1—3. 



Radix crassa, nodosa. Caules annorum pnecedentium crassi lignosi. In eis 

 nascnntur caules plures, erecti ramosi 10-20 cm. longi, tenues herbacei, ramosi; 

 rami erecti tenues, pubescentes. Folia alterna, lanceolato-linearia vel linearia. 



