ulate.—Benth. in. bot. reg. sub t. 1257; Hook.! fl. Bor.-Am. 1. p. 135.
Lotus micranthus, Benth. in Linn, trans. 1. c.
Oregon, Scouler ! Nuttall ! California, Menzies. June.—(J) Stem 4-12
inches high. Leaflets pale and somewhat glaucous beneath. Peduncles
longer than the petioles. Bracts rarely 1-foliolate. Flowers pale rose-color.
Legume about § of an inch long, nearly glabrous, 4-6-seeded.
19. H. microphylla (Nutt.! mss.) : “ nearly prostrate and much branched,
somewhat strigosely pubescent; leaflets 4-5, obovate, or oval-oblong, alter-
nate; peduncles shorter or a little longer than the leaves; bract usually tri—
foliolale. , / , , "
With the preceding, but rare: biennial; the leaves fewer and much
smaller: petioles very short. Peduncles occasionally 2-flowered.” Nuttall.
20. H.nudiflora (Nutt.! mss.): “ somewhat pubescent with appressed
hairs, diffusely branched from the base ; leaflets 5- 7, alternate, oblong-
linear, acute.; peduncles with a minute glandular scale in the place of the
bract; legume pubescent, straight, curved at the point, somewhat terete.
Gravelly hills near Monterey. March.—(J) A minute species. Leaves
2-3 lines long. Flowers large in proportion to the size of the plant. Corolla
twice as long as the calyx. Legume half an inch in l e n g t h Nuttall.
cirigosa (Nutt.! mss.): “ strigosely pubescent, decumbent, much
branched; leaflets 6-9, alternate, lanceolate-linear, acute; peduncles naked,
or with a bract of 1-3 minute leaflets; corolla nearly twice as long as the calyx;
legume pubescent, nearly straight.”
Dry gravelly hills near Monterey. March.— 2f7 A small plant like the
following. Bracts sometimes wanting on the lowest flowers, 1-3-foliolate on
the upper ones. Flowers yellow. Legume about an inch long, 7-10-seed-
ed.” Nuttall. s ’
rubella (Nutt.! mss.): “ strigosely pubescent,much branched; leaflets
6- 10, alternate, linear, rather obtuse; peduncles 1- 3-flowered, naked or
with a bract of a single leaflet; legume pubescent, nearly straight.
“With the preceding, to which it is closely allied, but with smaller and reddish
flowers. 11 Legume an inch long, 7-10-seeded. Seeds yellowish-
brown, truncate at each end.” Nuttall. '
23. H. maritima (Nutt.! mss.) : “ rather succulent, somewhat strigose,
prostrate, much branched ; leaflets 4-5, alternate, obovate, obtuse; peduncles
1-3-flowered, naked or with a trifoliolate bract; legume glabrous, subterete
straight.
“ Clayey soils and on broken declivities near the sea, St. Barbara.
March.—® ? Flowers numerous, yellow and rather conspicuous, the early
ones solitary and. without a bract.-—In this and the 2 preceding species the
petioles are unusually broad, so as to appear somewhat winged.” Nuttall.
24. H. subpinnata: canescently villous, branched from the base; leaflets
about 5, obovate, obtuse; flowers solitary, nearly sessile; bracts none; teeth
of the calyx subulate, as long as the tube; legume pubescent.—Lotus subpin-
natus, Lagas. gen. $ sp. 23 ; Hook. & Am. bot. Beechey, p. 17, t. 8 ; Benth.
in Linn, trans. 1. c. Anthyllis Ghilensis, DC. prodr. 2. p. 171.
California, Douglas! Nuttall!—(f) Slept 3-6 inches high, apparently
procumbent. Leaflets one-third of an inch long. Stipules extremely minute
deciduous. Legume about 8 lines long, nearly obtuse, tipped with the very
short recurved base of the style.—This species occurs likewise in Chili.
25. H. Wrangeliana: diffuse, sparsely hirsute; leaflets 4, oblong somewhat
glaucous; peduncles axillary, very short, 1-flowered; bracts none; Jemime
pubescent. Fisch. $ Meyer. Lotus Wrangelianus, Fisch. & Meve:\ind
ssm. St. Petersb. 1835. L. Macrsei, Benth. 1. c. 7 V
California.—Stem slender. Flowers small. Legume half an inch long.
Seeds 5-7. Fisch. <$■ Meyer.—Very near the preceding species, but apparently
distinct.
§ 4. Peduncles 1-Jlowered: corolla scarcely longer than the deeply-cleft
c a ly x : vexillum slightly unguiculate, the claw approximated to those
o f the other petals: keel acute or slightly rostrate: legume linear,
straight, not attenuated above. Mostly annuals: leaves pinnately 3-
foliolate, rarely 1-foliolate: stipules minute, blackish, gland-like.—
.P sychopsis, Nutt. mss.
26. H. Purshiana (Benth.): erect or assurgent, more or less hairy, sometimes
villous, much branched ; leaves nearly sessile: leaflets 3 (rarely 4), oblong,
rather acute; peduncles longer than the leaves; bract 1-foliolate; legume
nearly terete.—Benth.! in bot. reg. I, c .; Hook. Am. in bot.
Beechey, p. 137. Lotus sericeus, Pursh, fl. 2. p. 489; DC. prodr. 2. p.
211; Benth.! in Linn, trans. 1. c. Trigonella Americana. Nutt.! gen. 2.
p. 120; DC. prodr. 2. p. 185.
Prairies of Missouri, Nuttall! Arkansas, Dr. Pitcher! Dr. Leavenworth!
Oregon, Scouler ! California, Beechey ; North Carolina, Schweinitz !
Curtis!—Plant 12-15 inches high. Leaflets 5-10 lines long. Flowers 3-4
lines long. Calyx deeply parted; the segments linear-subulate, nearly as
long as the corolla when the flower first expands. Petals rose-color; the
•vexillum with deeper minute stripes. Legume an inch or more in length,
about 6-seeded, with spongy imperfect partitions between the seeds.—A variable
species in its pubescence and in the size of the leaves.
27. H. elata (Nutt.! mss.): “• sparsely hirsute; stem tall and somewhat
branching above; leaves on short petioles; leaflets elliptical-oblong, somewhat
obtuse; peduncles longer than the leaves; bract of a single leaflet;
calyx two-thirds the length of the Corolla, the segments twice as long as the
tube; legume terete, slender.
. glabra (Nutt.! mss.) : “ erect, branching from the base; leaflets oblong
and cuneale, rather acute, somewhat fleshy; peduncles longer than the
leaves; calyx nearly as long as the corolla; legume glabrous.
. “ Gravelly bars of the Wahlamet and Oregon. May.—Very near the preceding,
but with much smaller and almost white flowers ; the leaves are also
larger, and the, stem scarcely branched.” Nuttall.—Our specimen of this
plant, received from Mr. Nuttall, is about a foot high. It differs chiefly from
some forms of L. sericeus in the distinctly petiolate leaves.
28. H. floribunda (Nutt.! mss.) : “ smoothish or pubescent, much branched
and decumbent; leaflets elliptical-oblong, the lateral ones narrower; extreme
branches with unifoliolate leaves; flowers on very short peduncles,
approximated towards the extremity of the branchlets; bract of a single
leaflet; legume compressed, few-seeded.
“ Plains of the Rocky Mountain range, towards the Oregon. June-July.—
Also allied to the.two preceding species, but distinguished^ by its numerous
almost sessile flowers. Legume about an inch long, 4- 5-seeded.” Nuttall.
29. H. pilosa (Nutt.! mss.): “ densely clothed with soft hairs, decumbent
and much branched ; leaflets elliptical-oblong, obtuse or slightly acute
branchlets unifoliolate ; bract of a single leaf; flowers scattered; peduncles’
very short; legume flattish, few-seeded.
“ With the preceding, which it resembles, but is much smaller. Leaflets
3-4 lines long. Peduncles shorter than the leaves. Legume about -J of an
inch long.” Nuttall.
30. H- mollis (Nutt.! mss.): “ hirsute with spreading hairs; erect, branch