FLORA OF MADAGASCAR. 175 
VERNONIA APOCYNIFOLIA, n. sp. 
Fruticosa, volubilis, ramulis gracilibus albo-incanis, foliis petiolatis ob- 
longis subacutis parce dentatis subcoriaceis utrinque viridibus glabris, 
capitulis 15-floris parvis copiose spicato-paniculatis, involucri campanulati 
bracteis biseriatis lineari-oblongis subacutis rigidulis zequilongis tenuiter 
albo-incanis, floribus pallidis, achenio glabro, pappi setis albidis flexuosis 
ciliatis. 
A woody climber with the habit of a scandent Mikania or 
Microglossa, with slender stems, thinly clothed with white cottony 
tomentum.  Petiole under an inch long; blade 3-4 in. long, 
13-2 in. broad at the middle, rounded or subdeltoid at the base, 
distantly toothed or subentire, subcoriaceous in texture, green 
and glabrous on both surfaces. Heads in lax terminal and axil- 
lary oblong-deltoid panicles, with numerous ascending spicato- 
corymbose branches, specially crowded towards their tip ; pedicels 
none. Involucre 2 in. long and broad; bracts few, blackish, sub- 
acute, thinly coated with white cottony tomentum. Achene only 
seen in a young state. Corolla å in. long, with very short teeth. 
Pappus as long as the corolla, of very numerous white flexuose 
bristles.—Central Madagascar, Baron 1698! 
VERNONIA (§ TEPHRODES) ARGUTA, n. Sp. 
Herbacea, perennis, caule gracili simplici hispidulo, foliis petiolatis 
lanceolatis acuminatis argute serratis utrinque viridibus obscure hispidulis, 
capitulis parvis 15-20-floris laxe copiose corymboso-paniculatis, pedicellis 
elongatis, involucri campanulati bracteis biseriatis adpressis glabris rigi- 
dulis lanceolatis acutis, floribus rubellis, achenio obscure costato hispidulo, 
pappi setis albis exterioribus minutis lanceolatis interioribus elongatis fili- 
formibus flexuosis. 
An erect perennial herb, 2-3 feet high, with slender terete ob- 
scurely scabrous stems, unbranched below the panicle. Leaves 
distant, patent, distinctly petioled, moderately firm in texture, 
green and shortly distantly hispid on both surfaces, the lower 
lanceolate, 2-3 in. long, under an inch broad, cuneate av the 
base, the upper deltoid. Capitula numerous, arranged in a very 
lax terminal panicle, with corymbose branches and long pedicels. 
Involucre 1 in. long and broad; bracts greenish-brown, subrigid, 
acuminate, adpressed, distinctly biseriate. Corolla bright red- 
purple. Achene terete, 4 line long. Pappus pure white, § in. 
long; outer row of sete minute; inner uniform, flexuose, per- 
sistent, ciliated. Between Tankay and the east coast, Baron 
1553! A near ally of the well-known F. cinerea, Lessing. 
LINN. JOURN.— BOTANY, VOL. XX. o 
