636 FABACEAE 
bluntish, somewhat pubescent, paler beneath, the terminal leaflet rhomboid: racemes sim- 
le, terminal or rarely axillary, few-flowered : calyx-lobes acute, ciliate: corolla white: 
oment 1-3-jointed or rarely 4-jointed, the joints rounded on the ventral suture, 10-12 mm. 
long, uncinate-pubescent, the stipe slightly shorter than the pedicel. 
In woods and forests, Ontario to Ohio, Florida, Arkansas, Louisiana and Texas. Summer. 
4. Meibomia arenicola Vail. Foliage thinly pubescent or glabrate. Stems decum- 
bent and spreading flat on the ground from a long stout root, striate-angled : leaves spread- 
ing; petioles shorter than the leaflets; stipules subulate, persistent: basal leaves varying 
from 1-5-foliolate ; leaflets 1-5, the blades ovate-orbicular or suborbicular, 1-2.5 em. long, 
leathery, reticulated beneath : racemes terminal or axillary, simple and elongated : flowers 
slender-pedicelled : calyx-lobes acute, the upper lip triangular, minutely 2-toothed : corolla 
purplish : loment 2-4-jointed, less sinuate above than below, the joints nearly oval, about 
4 mm. long, uncinate-pubescent, the stipe about as long as the calyx-lobes. [Desmodium 
lineatum (Michx.) DC.] 
In dry sandy soil, Maryland and Virginia to Florida and Louisiana. Summer and fall.—A state 
with narrower often oblong or linear leaflets found in pine lands from Florida to Louisiana, is M. areni- 
cola polymórpha (A. Gray) Vail. 
5. Meibomia Michaüxii Vail. Foliage soft-hirsute or glabrate. Stems branched 
at the base, the branches prostrate from a stout spreading root, 5-10 dm. long, straight, the 
upper portion often nearly villous: leaves spreading ; petioles about the length of the 
leaflets ; stipules ovate-cordate, acuminate, striate, ciliate, reflexed and persistent ; leaflets 
3, the blades 3-6 cm. long, nearly orbicular, sparingly pubescent or glabrate above, pubes- 
cent and lighter beneath ; terminal leaflet dilated or depressed-orbicular and broader than 
long: racemes terminal and axillary: bracts ovate, caducous: calyx-lobes ciliate, the 
upper lip 2-toothed : corolla purplish : loment 2.5 cm. long or more, 3-5-jointed, the joints 
slightly rounded on the dorsal, obliquely half-rhomboid on the ventral suture, uncinate- 
pubescent throughout, the stipe as long as the calyx-lobes or a little shorter. [Desmodium 
rotundifolium (Michx.) DC.] 
In dry rocky woods, Ontario to Minnesota, Florida and Louisiana. Summer. 
6. Meibomia ochroleüca (M. A. Curtis) Kuntze. Stems decumbent, terete, below, 
angled above, sparingly hirsute: leaves spreading ; stipules broadly ovate-cordate, striate, 
reflexed, persistent ; petioles 1-4 cm. long; leaflets 3, the blades rhombic-ovate, yellowish 
green, 2-5 cm. long, leathery, somewhat scabrous above, reticulated beneath, terminal leaflet 
obtuse, the lateral leaflets obliquely ovate and smaller: racemes simple, terminal and axil- 
lary : bracts lanceolate, caducous: calyx-lobes attenuate, ciliate, the upper two mostly 
united : corolla cream-colored or ochroleucous : loment 2-3-jointed, nearly equally sinuate 
on both densely uncinate-pubescent sutures, the joints oval, 8-10 mm. long, twisted, reticu- 
lated, glabrous, the stipe nearly as long as the calyx-lobes. 
In woodlands, New Jersey to Missouri, Florida and Alabama. Summer and fall. 
7. Meibomia glabélla (Michx.) Kuntze. Foliage deep green. Stems procumbent 
or rarely ascending, sometimes over 2 m. long, terete below, angled and striate above, 
glabrous or sparingly soft-hirsute: leaves few; stipules lanceolate or ovate-lanceolate ; leat- 
lets 3, the blades ovate or oval, the terminal one slightly rhomboid, obtuse, glabrous "e 
sparingly pubescent above, paler beneath : racemes panicled, terminal and axillary : bir a 
caducous: calyx-lobes attenuate, the upper two partially united, the two lateral of the hel 
lip shorter than the middle one: corolla purple: loment 3-5-jointed, less sinuate à T 
A below, the joints 5-8 mm. long, obliquely semi-rhomboid or oval, the stipe 2-4 mm. 
ong. 
In dry sandy soil, Massachusetts to Pennsylvania and South Carolina. Summer and fall. 
8. Meibomia sessilifolia (Torr.) Kuntze. Foliage bright green. Stems cet 
dm. long, striate, uncinate-pubescent: leaves with sessile or very short-petioled ; i ok 
stipules linear, attenuated, caducous or rarely persisting; leaflets 3, the blades * or 
long, linear or linear-oblong, obtuse at each end, thick and reticulated, scabrous 9r 
labrate above, somewhat downy or pubescent beneath: racemes terminal, simple or Pi 
icled: bracts caducous: calyx very short-pedicelled ; lobes acute, somewhat n ably 
the middle lower one longer than the triangular lateral ones, the upper lip 0057 less 
2-toothed: corolla purplish, turning greenish, 4-5 mm. broad: loment jo uely 
sinuate above than below, somewhat twisted, the joints 5 mm. long. or shorter, 0919 
half-obovate, hispid, the stipe not longer than the calyx-lobes. 
In copses, Massachusetts to Michigan, Kansas, Mississippi and Texas. Summer and fall. 
3-6 
9. Meibomia stricta (Pursh) Kuntze. Foliage finely pubescent. Stems ne e 
dm. high, simple, slender, minutely pubescent : leaves spreading ; stipules setaceo 5 hick, 
cous; petioles 5-15 mm. long; leaflets 3, the blades 2-5 cm. long, linear, obtuse, 
