236 PROCEEDINGS OF THE ACADEMY OF [Dec., 
Leaf-blades mostly oblanceolate, long-cuneate at base. Pedicels 
ostly over 15 mm. long. Corolla-lobes less widely spread- 
ing. 
Main stem-leaves 3-4.5 em. long. Outer sepals 6-8 mm. long 
olla about 10 mm. long. Plant branched above, usually 
3-4 dm. tall, erect or nearly so. 
1. M. acuminata. 
Main stem-leaves 1.3-2 em. long. Outer sepals 5-6 mm. long. 
Corolla 7-8 mm. long. Plant much branched from the 
base, 1-2 dm. tall, diffusely spreading and ascending. 
la. M. acuminata peninsularis. 
Leaf-blades ovate, more shortly cuneate at base, 1-1.7 em. long. 
edicels mostly 8-12 mm. long. Corolla 7-8 mm. aie ¢ its 
sli relatively widely spreading. Plant apparently laxly 
ascending. lb. M. acuminata brevifolia. 
Corolla <ellow, its posterior lobes united nearly to apex. Outer 
sepals ovate, more than four times width of inner. "Lat blades 
— tog more shortly cuneate at. base. Procumbent or 
Corolla: barat yullow: 6 mm. long, glandular-puberulent within. 
Outer sepals broadly ovate. Pedicels 1-2 alk the length 
of the ovate bracts. 2. M. procumben 
Corolla deep lemon-yellow, 7-8 mm. long, Paice ts theatced within. 
Outer sepals ovate. Pedicels several times the length of the 
lanceolate -ovate bracts. 3. M. tenwms 
1. Mecardonia acuminata (Walt.) Small. 
Gratiola acuminata Walt., Fl. Carol. 61. 1788. Type not verified, but 
description evidently of plant here rn posta Doubtless from lower 
South Carolina pat this plant is commo 
Gerardia cunei — Pursh, Fl. Amer. Sent. 422. 1814. ‘In Georgia. 
Bartram. v. s. in Herb. Banks.” Type not verified. Description appears 
to be of our plant, but the statement is made that the leaves are alternate 
! out. 
Matourea nigrescens Benth., Comp. Bot. Mag. 1: 173. 1836. has ai 
ee C. 
16. “Grows in ditches and wet places, extensivel diffused.” Elliott 
interpreted correctly the species of Walter, but Pursh had confused with 
this Gratiola virginiana 
Mecardonia acuminata (Walt.) Small, Fl. 8. E. Un. St. 1065, 1337. 1903. 
Moist sandy loam, or heavier loam soil, usually near streams, in 
pineland or deciduous woodland, frequent or common in most por- 
tions of the Coastal Plain (although absent from such an area as 
the Altamaha Grit of southern Georgia), extending to Cape Canaveral 
in southern Florida although through the Everglade Keys mostly 
replaced by var. peninsularis; and also reaching the mountain val- 
leys of western North Carolina and northern Georgia. Ranges from 
Maryland to Florida and eastern Texas, extending inland to west- 
ern Kentucky, southern Missouri and eastern Oklahoma. 
