ALSINACEAE | 501 
Corolla shorter than the calyx or slightly longer, the petals inconspicuous. 
I. VULGATA. 
uin twice as long as the calyx or nearly so, the petals con- 
cuous II. ARVENSIA. 
I. VULGATA 
Bracts searious or scarious-margined. 
Plants annual: eapsule nearly straight, less than 8 
mm. long. . C. semidecandrum. 
Er perennial: capsule curved upward, over 8 mm. 
. C. vulgatum. 
Bracie E T 
Capsule Dai ri tw wice as long as the calyx or less. 3. C. viscosum. 
aay fully twice as long as the calyx. 
Pedicel 3 times as long as E fruiting pt or 
feos Straight or ne early s : cymes more or less 
lomerate. 4. C. brachypodum. 
Pedicel about 5 times as long as the fruiting calyx, l i 
bent: cymes open. 5. C. longipedunculatum. 
II. ARVENSI 
Capsule less than twice as long as the calyx: Guise of 
the cauline leaves linear to linear-lanceolate. 6. C. arvense. 
Capsule over twice the length of the calyx: blades of the 
cauline leaves narrowly lanceolate to elliptic. T. C. velutinum. 
C. vulgatum L. Pla 8-50 e ll, pubescent and somewhat clammy: 
blades of d Rr eaves elliptic, narrowly elliptic, p ovate, 5-35 mm. long: 
se obtuse : 
ova us 9—11 : 
long. — (MOUSE-EAR.) — Roadsides, pu 
and fields, U. 8. generally and S. Can. Nat. 
of Eu. — Sum 
midecandrum L. Plants 5-15 cm. 
tall, viscid: -villous; blades of i opper Seni 
obovate or a ds ; En mid ong: sepals 
edi 9—3.5 m acuminate: 
petals elliptic, "about a as long as the sepals: ] 
capsule 5-7 m ong.—Dry pastures, fields, | X 
and waste- paces, Coastal Plain and adj. j; 
provinces, N.C. to Mass. Nat. o Eu — Sum. 
. C. S L. Plants 8-40 em. tall, 
pa Mud E Be the n leaves | = 
obov m. long: sepals oblong- a, 4-5 mm. long, acute: 
a " dliptic. s shorter hon the sepals or slightly longer: caps sule 7—9 
mm. long.—Hillsides, meadows, and moist soil, various provinces, Fla. to fom 
Ont., and N B also Pacif. S —BSpr. 
4, C. brachypodum (Engel m.) Robinson. Plants 5-15 cm. tall, viscid- eid 
i ent: blades of the upper leaves dd elliptic or linear -elliptie, 8—30 
long: cymes somewhat open (or congested and with very slender peice a in 
C. brachypodum compactus): se ib lanceolate, 3—4 mm. long, acute or acumi- 
nate: petals spatulate or Su pee Hie fully as long as ae T Or ia 
capsule 5-8 mm. long.— uc oil, various provinces, Ga. to Tex., Ariz., S. D., 
and Il.—(AMez. )—Spr. -sum 
5. C. longipedunculatum Muhl. Plants 8-50 e Pu mu uil -villous: blades 
of the upper leaves elliptie, linear- ‘elliptic, or BM Un , 9-60 mm. long: sepals 
elliptic or elliptic-lanceolate, 4-5 mm. es acute: E elliptic or linear- 
elliptic, mee n than the sepals, wanting: capsule 9-13 mm. long. 
[C. nutans Raf.]—Rich soil, moist ite id woods, various provinces, Fla. 
to Tex., Calif, B. oo S.—(Mex.) — Spr. 
