240 BOTANICAL GAZETTE [APRIL 
8 X10 1.; spines pubescent, pungent, 3-4 1. long. Nutlets crustaceous, 
dehiscing loculicidally to beyond the middle ; seeds oval, 4 x 2% 1., glabrous, 
fuscous, cotyledons spirally convolute. Flowers not present in the specimens. 
—Related to B. Carthagenensis Jacq., which differs chiefly by the prickles 
and small capsule. 
Borders of the river Ceibo near Buenos Ayres, Comarca de Puntarenas, 
Costa Rica, alt. 600 ft., Jan. 1892, Tonduz, no. 6689 herb. nat. C R 
HELIOCARPUS POLYANDRUS Watson, var. nodiflorus Donnell 
Smith.— Arbor, foliis subtus velutinis, inflorescentiae ramis sar- 
mentosis subflexuosis, nodis floribundis, inferioribus saepe foliatis, 
floribus dimidio majoribus. 
Rio Pinula, Depart. Santa Rosa, Guat., alt. 4000 ft., Dec. 1892, Heyde oe 
Lux, no. 4329 Pl. Guat., etc., qu. ed. Donn. Sm. sub. H. Americanus L., forma 
floribus masculis pleiostemonis—— Rio Torres, S. Francisco de Guadalupe, 
Prov. S. José, Costa Rica, alt. 3400 ft., Dec. 1893, Zonduz, no. 8453 herb. nat. 
ae | $i 
Erythroxylum Costaricense Donnell Smith. (§ ENGYANTHAE 
METRIOSEPALAE Peyritsch in Mart Fl. Bras.)—Folia digitalia 
oblongo- aut obovato-elliptica altero tanto longiora quam latiora 
acutissime acuminata in petiolum brevem cuneatim angustata 
pellucido-punctulata subtus glaucescentia, stipulis sicut ramentae 
striatis elongato-triangularibus petiolos superantibus. Flores 
pluri-glomerati breviter pedicellati. Sepala petalis dimidio brev- 
iora urceolum stamineum aequantia a filamentis 2-3-plo superata. 
Branchlets terete, covered towards their tips with scales that are bifari- 
ous, imbricating, triangular-linear, half an inch long, aristulate. Leaves 
chartaceous, 34-4 < I 4-2 in., terminating in a mucro, areoles and lines of 
prefoliation obsolete, petioles 2-3 1. long, stipules caducous. Glomerules 
10-15-flowered ; pedicels 1-1 % 1. long, incrassate and pentagonal upwards; 
bracteoles scarious, striate, triangular, acute, subequaling pedicels. Sepals 
orbicular, in diam., mucronate. Petals oblong, ligule a half shorter than 
the blade, eNOEE lobes conduplicate and crenulate, the commissural one 
most minute. Staminal tube in anthesis ¥% |. high, slightly crenate, the 
longer filaments 1 % 1. long. Ovary ellipsoid, % 1. long, a little exceeding the 
3 styles which are distinct from the base, stigmas capitate. Mature drupes 
not seen.—To be grouped with E. om Benth. and £. /aurinum Triana 
et Planch. 
Forests of Santo Domingo, Golfo ‘Deke, bnean Rica, little above sea 
lent, Mch. 1896, Tonduz, no. —? herb. nat. C. 
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