904. MISC. PUBLICATION 303, U. S. DEPT. OF AGRICULTURE 
casts a heavy shade; coppices vigorously after fire; tolerant of alkali; drought 
resistant; will withstand considerable abuse in handling; 240 seeds per pound. 
Observations: Hairy woodpecker; eaten by songbirds; California mule deer. 
Prunus incana, see Prunus pumila. 
Prunus injucunda, see Prunus mitis. 
Prunus integrifolia, see Prunus lyonii. 
Prunus lanata (Sudw.) Mack and Bush. Wild plum. 
P. americana lanata Sudw., P. palmeri Sarg. 
Range: 22, 25, 29, 30. 
Site: Dry, well-drained, sun. 
Fruit: Drupe, available July—October. 
A large shrub to small tree; thicket forming, suckering; 16 named varieties 
known. 
Prunus lyonii (EHastw.) Sarg. (pl. 27, A). Catalina cherry. 
P. ilicifolia integrifolia Sudw., P. integrifolia Sarg., not Walp., P. ilicifelia 
occidentalis Brandeg. 
Range: 5. 
Site: Dry, well-drained, sun. 
Fruit: Drupe, available August-September. 
A large shrub to small or large tree; evergreen; flowers March—June; more 
robust and rapid growing than P. ilicifolia, even when planted on the mainland ; 
drought resistant. 
Observations: Fruit much sought after by birds which commonly eat off the 
flesh and leave the seed hanging on the bush. 
Prunus mahaleb L. Mahaleb cherry. 
Cerasus mahaleb (l.) Mill. 
Range: 22, 25, 27, 28. 
Site: Dry, well-drained, sun. 
Fruit: Drupe, availiable in July. 
A large shrub to small tree; flowers April-May; introduced from Europe and 
more or less naturalized in the regions indicated. 
Prunus maritima Wang. (pl. 25, C). Beach plum, 
P. pygmaea Willd., P. sphaerocarpa Michx., P. acuminata Michx., P. 
sphaerica Willd., P. pubescens Pursh, P. littoralis Bigel., P. pubigera 
Steud. 
Range: 26, 27, 28, 29. 
Site: Dry, well-drained, sun. 
Fruit: Drupe, available August—March. 
A small to large, straggling shrub; flowers April-May; lower branches often 
decumbent or prostrate; more or less thorny; occurs only on sandy soils but 
will grow on clay. 
Stomach records: Starling. 
Prunus melanocarpa, see Prunus demissa. 
Prunus mexicana Wats. Mexican plum. 
P. australis Muns., P. reticulata Sarg., P. tenuifolia Sarg., P. polyandra 
Sarg., P. arkansana Sarg. 
Range: 19, 20, 22, 25, 29, 30. 
Site: Dry, well-drained, moist, sun. 
Fruit: Drupe, available September—November. 
A small to large tree; flowers in March; does not sucker or form thickets; 
somewhat drought resistant; occasionally injured by frost; has been success- 
fully used as grafting stock; numerous varieties occur within the range of the 
species. 
Var. fultonensis Sarg. (P. fultonensis Sarg.), has fruits which ripen in June. 
Prunus minutiflora Engelm. Texas almond. 
Cerasus minutifiora (Engelm.) Gray, Amygdalus minutifiora (Engelm.) 
Wight. 
Range: 11, 16, 17, 20. 
Site: Dry, sun. 
Fruit: Drupe. 
