292 SCHOMBURGK’S GUIANA PLANTS. 
durus, basi lignosus, bipedalis. _ Folia 1—1} pollicaria. 
Pili in parte superiore caulis, in: inflorescentia et calyce 
glandulosi. Pedicelli calyce longiores. Calycis tubus ova- 
tus, lacinie 4 lineares, pilis numerosis glanduliferis hirtz. 
Petala obovata, glabra. . Filamenta staminum majorum 
glandulis paucis stipitatis hinc onusta. Capsula ovoideo-glo- 
bosa, apice glanduloso-pilosa. Semina incurva subcochleata, 
tubo basilari.— Moist savannahs, Roraima. Schomburgk. 
—A single specimen injured by insects, but evidently a very 
"distinct species, with some general resemblance to - Mec 
of Khezia cardinalis ( Bonpl.). 
323. M. pachyphylla (sp. n.); fruticosa, ramis ; setis tube 
hispidissimis, foliis petiolatis oblongo-ellipticis utrinque an- 
gustatis 3—5-nerviis crassis, supra setis rigidis. densissime 
obtectis, subtus rufo-villosis, panicula téuituidi multiflora, 
calycibus glanduloso-pilosis, capsula 4-loculari-—Folia 2—4- 
pollicaria, sepe disparia. Setee paginse superioris e tubercula 
orte incurve. Panicula pilis apice glanduliferis dense hir- 
suta. Bractee lanceolate acuminate. calyci juniori æqui- 
longæ, sub anthesi sæpius delapsæ. Calycis tubus - Ipin. 
longus, laciniis 4 linearibus tubo subæquilongis. Stamina 
longiora hinc glandulifera. Capsula matura calycis pori 
subsuperans, apice glanduloso-pilosa.— Swampy 54 
British. Guiana. Schomburgk, n. 452. Also from Mount 
Roraima.—This species is very near M. Adenostemon, andis | 
possibly a mere variety; but the leaves are much irc ! 
hairs fat more rigid and -— the bractes smaller 
narrower, &c.. 
324. M. rigida (sp. n.) 5 icon, amis seris rufis ipid 
foliis breviter petiolatis ovali-ellipticis 3—: 
obtusis supra strigis validis echinatis subtus rufo-villosis p pani- 
cula terminali densa multiflora, calycibus glandul 
. capsula 3-loculari.— Folia 2—3-pollicaria, coriacea. - ü : 
 Paginz superioris rigida incurvæ, e tuberculis i E 
, 2 in eriore: impressis ortz.  Panicula : seen WE 
) ramosissima, ramis glandu : Ec. 
