W ATSON- - Plants of Bernalillo County 
the flowers solitary or clustered, sessile or pedicellate,. 
ealyx one-fourth to one-half an inch long, the lobes: 
apiculate on the back and more or less purple. In al- 
akli soil towards Isleta July and August. 
52. PORTULACEAE. purslane FamILy. 
Succulent herbs with entire leaves, two sepals, two 
to five or more petals, opposite stamens of the same 
number or (in ours) numerous, two to eight cleft 
styles, and a one celled pod with a free central placenta, 
stipules none or scarious or reduced to hairs. 
Porturaca, Tourn. (Purslane.) 
Annuals with entire leaves, axillary yellow flowers, 
two sepals united at the base and with the ovary, the 
free upper portion at length deciduous, four to six 
petals, seven to twenty stamens and a deeply three to 
eight-cleft style; pods opening by a lid, le aves flat in 
ours. 
P. Oteracea.. £L. (Common P.) Prostrate, 
glabrous, purplish; stem terete, leaves obovate to spat- 
ulate, rounded at summit; sepals acute, keeled; petals 
one-eighth to one-sixth of an inch long; stigmas five; 
pod one-fourth to one-half of an inch long; seeds 
black, dull, finely tuberculate. Occasionally about 
yards and gardens. 
P. retusa, Hnglem. Like the last but greener and 
the stems more ascending, sometimes covering a space 
several feet in diameter; leaves usually smaller, retuse 
or emarginate; sepals obtuse, broadly keel-kinged; pe- 
tals yellow; stigmas three or four; capsule one-fifth to 
one-fourth of an inch long; seeds more strongly tuber- 
culate. Sandy fields and aroyos at edge of mesa. 
538. TAMARISCINEAE. Tamarisc Famity. 
An Old World family of trees and shrubs to which 
belongs our,Tamartrx, L. Tamarisc, often but wrongly 
ealled ‘‘T’amarack.” 
Shrub or small tree with slender branches covered 
with small green scale-like leaves, and small flowers in 
termianal spikes or racemes. 
T. Gatiica, LZ. Commonly planted on the campus 
and in the town as a hedge plant. 
54. NYCTAGINEAE. (rour o’cLock FAMILY.) 
Herbs with mostly opposite and entire leaves, stems 
swoolen at the joints, a delicate tubular or funnel-form 
corolla-like calyx, with its persistent base constricted 
above the 1-celled 1-seeded ovary. 
(80) 
