188] UNDESCRIBED PLANTS FROM CENTRAL AMEKICA 149 
Feb. 1890, Tonduz, no. 1949 herb. nat. C. R.— Forests of Achiote, Volcan 
Poas, C. R., alt. 2200", Nov. 1896, Zonduz, no. 10778. 
Macroscepis congestiflora Donn. Sm.— Rami sicut petioli 
costae inflorescentia pilis longis patentibus fusci. Folia longi- 
uscule petiolata obovata cuspidato-acuminata basi bilobata, 
nascentia villosa, adulta pilis brevibus appressis utrinque aspersa 
subtus pallida. Flores ebracteolati numerosissimi in umbellam 
globosam petiolum aequantem conferti, pedicellis pedunculum 
subaequantibus. Corollae calyce triente longioris tubus globosus 
Baber pallidus, limbus nigrescens intus papillosus tubo vix lon- 
sat ultra medium suborbiculari-lobatus. Coronae squamae 
inclusae apice inflexo truncatae. Gynostegium brevissimum, 
caudiculis subnullis, disco stylino concavo. 
Leaves 12-21 X8-12™, margin pilose, basal lobes chiefly incumbent, 
may 7-9 to the side, petioles 3-4 long. Pedicels 25-40, 8-15"™ long; 
racteoles _linear-lanceolate, subequaling pedicels. Segments of calyx 
Pisse, oblong-ovate, 10oX5™™, Tube of corolla 6™ long; spreading limb 
oo. nearly 2™ in diam. Coronal scales subquadrate. Anthers 
style as ha oval membrane 1™™ long. Gynostegium + ee high. Disk of 
esl Follicles not present.— A species with the foliage of M. 
from both oa the dense umbels of /. 7riane Decne., but differing 
“Seehe corti of the bractless flowers. : f se: 
mala, alt. 15 con. au 5. se Mataguescuintla, Depart. Santa Kosa, = 
ux, no. 6350 Pl. Guat. etc., qu. ed. Donn. 
so mscus Donn. Sm., nov. gen. Asclepiadearum— 
ae eats pauciglandulosa. Corolla alte partita reflexa, 
*sel oe in praefloratione rectis et dextrorsum obte- 
staminea . exterior infra apicem antheriferum columnae 
dors aa annularis 5-crenata, interior ad carinas 5 
inflexa a penne adnatas reducta. Antherae_ membrana 
8 pendulis aoa polliniis in quoque loculo solitariis compres- 
» Caudiculis hyalinis brevibus. Discus stylinus in 
Folia opposita cordiformia. Racemi ex 
: 
Genus j : 
iter Cynancheas locandum ad Oxypetalum quodammodo accedit. 
