MONOGRAPHIA l'OLYQALACEARUM. 13 



|3. Al;e iiiargiiie ot s.ope dorso cilialiB. 



I" Arilliis capilclliforniis, niarginibiis brevissirae meinbianaccis, inlegris vel 

 suhintygris. 



f fnllia linuaria jiarva [)iibenila, capsula elliptica conlato-emarginala. 



P. liarbeyi Chod. 



tt folia lanceolato-linearia, velutina, capsula lanceolata, late emarginala 

 bicornis. P. leptosperma Chod. 



vide etiam P. Xaritbi p. 19, et P. pulchella Schldl., p. 17. 



2" Arillus capitellifonnis, marginibus angustis, lobatis, capsula laie inargi- 

 nata. 



f Alœ ellipticre, obtusœ, carinam superantes, folia elliptica coriacea buxi 

 formia. P. buxiformis Wild. 



ff Alae lanceolatse, angustse, acutœ, corolla breviores, folia niolliter hir- 

 suta, P. ovalifolia Gray. 



3° Arillus marginibus membranaceis in pallium partem diniidiam seminis 

 superiorem involvens evolutus ; alœ obovatœ, folia linearia. 



P. obscura Benth. 



4° Arillus in appendicem dorsalem linearem descendentem prolongatus, cap- 

 sula marginibus angustissimis cincta. 



f margo antorior arilli in duas apiiendices lineares dorsali fere «qui- 

 longas prolongata ; alœ margine pilis apicem versus crispulis prae- 

 ditae. P. pubescens Gray. 



ff raargo anterior arilli luuul in appendices prolongata ; alœ margine 

 pilis haud crispulis prœditœ. P. puberula Gray. 



B. Arillus prorsum membranaceus, albus nec umbonatus. Stigma superius appen- 

 diculum involvens. 



f Alae ellipticse, obtusae nec oblongre, glabrae, 



a. folia herbacea cuspidata. P. Uiimiana H. B. K. 



b. folia herbacea acuta. /'. andensis Chod. 

 ff alœ ellipticse et ciliatae vel oblonga;, ciliatcT vel non ciliatae. 



