The Vrees of Texas 27 
Page 
(2) Blades slightly serrate above the 
middle, drupes elongated.......... V0). hie ae 153 
(3) Blades serrate, fruit a four-lobed 
capsule with bright red seeds...... EKuonymus...... 132 
B. Leaves alternate. 
1. Leaves parallel nerved, crowded at the 
end of single or sparingly branched stems. Palms and Yucca 46 
2. Leaves with netted veins. 
a. Leaves with more than one primary 
vein at base or the lower veins longer 
and more branching than those above 
them. 
(1) Blade of leaf entire. 
(a) Primary veins three, base of 
featvopligue. fruit a drupe. 22. Celtis: 26... 98 
(b) Primary veins five to seven, 
base of leaf heart-shaped, 
fruit an dongated pod....... Cassiaceae ..... 118 
(2) Blade of leaf serrate or notched. 
(a) Leaf broadly heart-shaped. 
x. Oblique at base, sap watery, 
fruit a winged nutlet...... yt ae eee ame 14% 
Not oblique at base, sap 
milky, fruit a berry, leaves 
frequently lobed. 
(x) Berry edible, leaves 
™ 
y- 
NOt WAITY oo soca De MOPS hee. cae SS 
(y) Berry not edible, 
leaves: Hairpin feos SS. Broussonetia ... 92 
(b) Leaf not at all heart-shaped, 
the base decidedly oblique, 
TRUE VMPC Te haved Bates e i8 OTEISS Oa is < 98 
(c) Leaf blade deltoid, or some- 
times heart-shaped, buds 
gummy, petiole usually flat- 
EGMEU Foi ab tiealaesite rae See BOpwlas ion cs aes 
(3) Blade of leaf lobed. 
(a) Plant quite thorny, fruit ter- 
minated by the spreading 
RAIDS t Brie chatane <iaie oes ak we o's Crataegus ...... 105 
(b) Plant not thorny. 
k. Leaf star-shaped, lobes 5-9 
REDS eee ache ta Sac cte'n a te Liquidambar ...101 
l. Leaf large with 3-5 irregu- 
lar lobes, petiole of leaf 
covering the young buds, 
fruit a globose head of 
POS (PCG. Fak ys. are acw a feo RR hs: ee ae 104 
oO 
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