PILIFEROUS 511 



Picea Link. Synonymy : P. vulgaris Link (Finns Abies L.) = P. excelsa 



Link; P. canadensis Link = Tsuga canadensis; P. Pinsapo Loud. = 



Abies Pinsapo; P. rn'ora A. Dietr. =P. nigra Link. 



Coniferae (Pinaceae 13; see C. for gen. char.). 35 j&. Long 



shoots only with needle 1. Fls. single. Cones ripening in one year. 



P. excelsa Link, the Norway spruce or spruce-fir, found in Eur. from 



the Pyrenees to 68 N., furnishes valuable wood, resin, and turpentine. 



P. alba Link (silver fir, N. Am.), P. Morinda Link (Himalayan 



spruce), and others are also valuable. 

 Pichleria Stapf et Wettst. Umbelliferae (in. 5). 2 Persia. 

 Pichonia Pierre (Epiluma p.p. EP.). Sapotaceae (i). 2 New Caled. 

 Pickerel weed (Am.), Pontederia. 



Pickeringia Nutt. ex Torr. et Gray. Legumin. (in. 2). i Calif. 

 Picotee, var. of carnation, Dianthns Caryophyllns L. 

 Picradenia Hook. (Actinella p.p.). Compositae (6). 20 N. Am. 

 Picradeniopsis Rydberg (Bahia p.p.). Compositae (6). i N. Am. 

 Picraena Lindl. (Picrasma p.p. EP.). Simarubaceae. 2 W.I. , Brazil. 

 Picralima Pierre. Apocynaceae (i. 3). i Gaboon. 

 Picramnia Sw. Simarubaceae. 30 trop. Am., W.I. 

 Picrasma Blume. Simarubaceae. 8 trop. and subtrop. The bitter 



wood and bark are used as a substitute for quassia. 

 Picrella Baill. Simarubaceae. i Mexico. 



Picridium Desf. (Rcichardia EP.}. Compositae (13). 10 Medit. 

 Picris Linn. Compositae (13). 36 Medit., W. As., Abyss. 2 in Brit. 

 Picrocardia Radlk. Simarubaceae. i New Caled. 

 Picrodendron Planch. Simarubaceae. i W.I. 

 Picrolemma Hook. f. Simarubaceae. i Amazonas. 

 Picrorrhiza Royle ex Benth. Scrophulariaceae (in. i). i Himal. 

 Picrosia D. Don. Compositae (13). i warm S. Am. 

 Pictetia DC. Leguminosae (in. 7). 6 W.I., Mexico. 

 Pictus (Lat.), coloured. 



Piddingtonia A. DC. = Pratia Gaudich. (Campan.). 

 Pierardia Roxb. = Baccaurea Lour. p.p. (Euph.). 



Pieris D. Don (Lyonia p.p. EP.). Ericaceae (11. i). 10 N. Am., E. As. 

 Pierrea Hance. Dipterocarpaceae. r Malaya. 

 Pierreanthus Bonati = Delpya Pierre (Scroph.). 

 Pierreodendron Engl. Simarubaceae. i trop. Afr. 

 Pierrina Engl. Scytopetalaceae. 2 trop. Afr. 

 Pig lily (Afr.), Zantedesc/iia; - nut (Am.), Carya pordna Nutt., (W.I.) 



Omphalea; - weed (Am.), Chenopodnim ; -'s balsam, Hedivigia. 

 Pigafettia Becc. Palmae (in). 3 Malay Archipelago. 

 Pigea DC. = IonicliunV Vent. (BH. ).= Hybanthus Jacq. (Viol.). 

 Pigeon berry (Am.), Phytolacca ; -pea, Cajanns indie us Spreng. 

 Pignons, ed. seeds of Phms Pinea L. 

 Pilea Lindl. Urticaceae (2). 140 trop., cult, (artillery plant), so called 



from the puffs of pollen ejected by the exploding sta. (cf. Urtica). 

 Pileanthus Labill. Myrtaceae (11. 2). 3 W. Austr. 

 Pileostegia Hook. f. et Thorns. Saxifragaceae (in), i S.E. As. 

 Pileus Ramirez. Passifloraceae. i Mexico. 

 Pilewort, Ranunculus Ficaria L. 

 Piliferous, hair-bearing. 



