1218 RHINANTHACEAE 
Racemes scarcely developed, many d appearing as if termi- 
nal to the branches: stigma 2—3 mm. long: leaf-blades nar- 
rowly linear: ccm d early terete. 20. A. Gattingeri. 
III. TENUIFOLIAE 
Corolla pubescent externally; its pos sterior lobes eer two-thirds 
the length of the anterior, concave- -arched: pedicels, if ex- 
ceeding the bracts, less than twice their leng 21. A. tenuifolia. 
Corolla glabrous externally, its posterior lobes less than half 
the length of the anterior, flatten ed: pedicels at least 
thrice the length of the bracts. 
Ls Ss ° aliform, 1.5-2 em. long: stem evenly and stiffly 
nched: racemes well "deve loped, El ‘flowers a. 
a y if terminal: pedicels 15-32 mm. long: corolla 
15-18 mm. long. 22. A. divaricata. 
Leaf-blades minute, triangular- -subulate, 0. TURA : em. long: 
stem sparingly very laxly branched : es scarcely 
developed, the flowers scattered and gud appearing as 
E E rwn 1 to De branches: pedicels 5-10 mm. long: 
lla 10-13 mm. long. 23. A. filicaulis. 
IV. LINIFOLIAE 
Plant with a virgate, little branehed stem, corollas 30-40 mm. 
long. 24, A. linifolia. 
A. purpurea (L.) Pennell. Stem 4-12 dm. tall, striate-angled, ded 
scabrellou o branched: leaf-blades 2.5—4 cm. long, linear, seabrous above 
racemes d 6—14-flowered: pedicels 2-5 
lon eee es Ee psi -lanceolate 
m. lon uch shorter 
and Mass 
2. A. gata Raf. Stem 3-10 dm. tall, 
striate- raced, glabrous, eins branched: 
leaf-blades 1.5-4 em. long, n y B linear 
] us abov mes 
to ost filiform, scabrous ab 
elongate, 8—26-flowered edieels 2— P 
long: ealyx-lobes triangular-subulate to sub ; 9:5 2 mm. long: corolla 20-25 
mm. long, purple; lobes E the pos meme "pubescent at the base: Pos sule 
4.5-5 mm. long, globose.—Moist pinebarrens, Coastal Plain, ©. C. SE 
N. Y.—Fall. 
3. A. pinetorum Pennell. Stem 6- 8 dm. tall, slightly poses anna eds 
much branched: leaf-blades 22.5 em. long, rrowly 1 (a slender 
plant, A. pinetorum delicatula, with filiform curled leaf-blades, t es 5-2 
d unspot orolla, occu the pinehills of a e- 
what scabrous above: racemes slightly elongate, 8—14-flowered: p ls 1-3 mm 
long: calyx-lobes triangu r-subulate, 1-1 ng, shorter than the ins 
ong: ca. lon h : 
corolla 20-25 mm. long, purple; lobes spreading, t the posterior ones pubescent 
mm. long, globose.—Moist pinelands, Coastal Plain, 
l 
N Fla. to La. and Ga.— 
4. A. Harperi Pennell. Stem 4-8 dm. tall, striate- angled, Aun ud us 
simple or slightly branched: leaf-blades m 3.5 em. E narrowly ! sca- 
brous above: racemes elongate, 8—20-flow red: pem s 1-2 mm. TN pres 
lobes a cus to triangular- idt. OT 1.5 mm. long, shorter 
than t bud corolla E mm. uc pink; lobes To the ien 
lobes pubescent at the base: capsule 4—5 e long, gio a —Moist pinelands 
and marsh-borders, Consul Plain, 3i Fla. to Ga—(W. I.)—Fall or all year S. 
