44 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
first sparsely appressed-pilose, soon glabrate, reddish brown, bearing numerous 
light-brown lenticels; petioles 5 or 6 mm. long, broadly channeled above, sparsely 
pubescent at first, soon glabrescent; blades oblong-lanceolate to ovate, the 
lowermost on the flowering branches small, elliptical and sometimes retuse, 
the uppermost longest, and relatively narrowest, 10 cm. long and 2.5 cm. broad, 
with 7 to 10 nerves on each side, those lower down 5 to 6 cm. long and 2.8 to 3 
cm. broad, usually obtuse or obtusely acuminate but sometimes acutish at the 
apex, rounded or cuneate and sometimes slightly unequal at the base, above 
at first sparsely pubescent but soon quite glabrous or with a few whitish fine 
hairs along the impressed midrib, beneath at first sparsely appressed-pilose but 
soon glabrate or nearly so, the pale rufous midrib and lateral nerves promi- 
nent; peduncles extra-axillary, solitary, 1-flowered, 10 to 15 mm. long, sparsely 
pubescent, with a minute pubescent 
bracteole at about the middle and 
one at the base, persistently slender; 
flowers small, pyriform or obovoid in 
bud; calyx lobes broadly oavte or 
triangular, pubescent; outer petals 
obovate-oblong, 8 to 8.5 mm. long by 
4 mm. broad, rounded at the apex, 
very thick, valvate, triquetrous, ex- 
cavated at the base to receive the 
essential parts, puberulent on the 
outside; inner petals small, scarcely 
exceeding a stamen in length, per- 
fectly formed (not aborted), ellip- 
tical or obovate, rounded at the apex, 
velvety on the outside, about 1 mm. 
long and 0.5 mm. broad; receptacle 
convex; stamens numerous, 1 mm. 
long with the two parallel straw- 
colored pollen sacs capped by the 
expanded brown velvety terminal 
head of the connective; carpels dis- 
tinct, forming a depressed-pyramidal 
gynecium; fruit subglobose or de- 
pressed-conoid, 2 to 2.5 cm. in diam- 
eter, composed of 12 to 20 carpels, 
Fig. 53.— Annona palmeri. Leaves, flower, and these cohering in a solid mass, indi- 
fruit. Scale 4. From type specimen. vidually somewhat gibbous on the 
surface and marked with a terminal 
point but not produced into a beak or tubercle; pulp scanty; seeds relatively 
large, unsymmetrically obovate, rounded at the apex and bearing a caruncle at 
the base, 8 to 10 mm. long and 7 mm. broad; testa thin, golden brown, or buff- 
colored, somewhat wrinkled by the rumination of the inclosed endosperm. 
(PLatEe 24. Ficures 53, 54.) 
Type in the U. 8S. National Herbarium, no. 266450, collected near Acapulco, 
Mexico, in November, 1894, by Dr. Edward Palmer (no. 85). “A shrub 5 to 
10 feet high with dull white flowers, growing in the river bottom near 
Acapulco.” 
DISTRIBUTION : Known only from the type locality. 
SPECIMENS EXAMINED: 
Mexico: From the type collection in the U. S. National Herbarium and in 
the Gray Herbarium. 
