P O k H5 



32. POA, 4. 10. 



pratensis (common meadow grass. M. I/.) panicle 

 .spread : spikelets about 4-flowered : glumes lanceolate, 

 5-nerved, connected by down : stipules abbreviated, ob- 

 tuse, compressa (blue grass. J. 1^.) panicle- compact, 

 somewhat I -sided, glabrous, palustris (swamp meadow 

 grass.) quinquefida (giant meadow grass.) annua. ner- 

 -vata. tenella. hirsuta. brevifolia. viridis. capillaris. 

 trimalis. nemoralis* sesleroides. aquatica- parviflora. 

 pectinacea. spectabilis. reptans. stolonifera. pilosa. 

 obtusa. maritima. unifiora. festucoides (fescue meadow 

 grass.) 



101. PODALYRIA, 32. 93. 

 tinctoria (wild indigo, y. Ju. u .) very glabrous, branch- 

 ing : leaves ternate, subsessile ^ IcaTets wedge-form, 

 round -obtuse, coerulea. 



131, PODOPHYLLUM, 27. 61. 

 peltatum (wild mandrake, may-apple. W. M. ^i.) stem 

 terminated with 2 peltate palmate leaves. 



202. PODOSTEMtiM, 54. 6, 



ceratophyllum (thread-foot) 



51. POLEMONIUM, 29. 44. 



reptans (greek valerian.) 



61. POLYANTHES, 10. 16, 

 tuberosa (tuberose ) 



176. POLYGALA, 33. 35. 

 incarnata (milk wort.) rubella (false low centaury; 



f round-flower.) paucifolia (flowering wintergreen. r. 

 1. K.) small, large-flowered ; stem simple, leaves ovate, 

 acute, glabrous, near the top of the stem, um/lora. sen- 

 ega (seneca snake-root. Intea (yellow milk wort.) mri- 

 descens. sanguinea., verticUlata (dwarf snake-root.) cm* 

 data. 



83. POLYGONUM, 12. 28. 

 marinum (sea knotweed.) aviculars (knot-grass, w. 

 M. 0.) leaves* lanceolate, scabrous at the margin ; stein 

 procumbent ; flowers sessile axillary small. Yar, latifo- 



L 2 



