88 CAMPANULACEAE 
1. Parishella californica A. Gray. Parishella. Fig. 5110. 
Parishella californica A. Gray, Bot. Gaz. 7: 94. 1882. 
Low rs with 1 to several stems from the base, diffusely branched, glabrous or nearly so 
and easily urple. Leaves in a basal rosette or rarely the floral brac ink foliaceous, oblanc ets ais 
obtuse eg dene and about 5 mm. or less chee gradu 4 tapering into a margined petiole, 8-12 mm. 
long, or sometimes ovate and beige narrowed t erin petiole ; ies oir Raia few- to 
Bie cred’ corolla white, 34.5 m igh, tubular- pais e, the lobes arta about 1 m 
wide; seeds ellipsoid to oblong, vitted with 8-10 longitudinal 3 oa of 10-12 ach. 
Gravelly slopes, deserts and plains, Sonoran Zones; eastern San Luis Obis rie and in the west- 
ern and. central hag of i oe Mojave Desert, California. Type locality: Rabbit Rorities, tones Desert, San 
3. HOWELLIA A. Gray, Proc. Amer. Acad. 15: 43. 1879. 
Delicate, immersed, aquatic, annual plants with flaccid stems and narrow leaves. ZA ee 
ers both apetalous and petal-bearing. Calyx-tube adnate throughout - ve ovary, the 5 
farther than the other 2; anthers unequal, 2 of them smaller than the ee . Ovary 
1-celled, with 2 parietal placentae ; ovules few. Fruit a capsule, irregularly dehiscent by the, 
tupture of the very thin lateral walls; seeds large, smooth. [Name in honor of Thomas 
Howell, a pioneer botanist of northwest America. ] 
A monotypic genus of northwestern United States. 
1. Howellia aquatilis A. Gray. Howellia. Fig. 5111. 
Howellia net Gray, Proc. Amer. Acad. 15: 43. 1879. 
Stems flaccid and somewhat fistulous, sparingly branched, ‘7 ag Reiss Leaves narrowly 
linear- chaise. 2-5 cm. long, entire or w ith a few slender teeth; arlie cleistogamous in 
the axils of ordinary leaves, the later on panckes with more or her ke shsk ‘ene some with 
and others without petals; corolla 2-2.7 mm. long, whitish or pale lavender, about equa aling the 
1 cal 
linear, acute, unequal calyx-lobes ; ovary wholly inferior, in rit with a depr essed-conic summit 
capped by the persistent base of the style, narrowly clavate, 8-10 mm. long; seeds 1-5 maturing, 
smooth and shining, 2-4 mm. long, cy lindri ric, rounded at one end, pointed at the other 
In stagnant ponds, mainly Humid Transition Zone; west-central Washington and norther ore to the 
Willamette” Valley, Oregon. Type locality: ‘Seuvies Teland. near the mouth 4 Willamette River, Multnomah 
ounty, Oregon. May-Aug. 
4. LEGENERE McVaugh, N. Amer. Fl. 32A: 13. 1943. 
Annual herbs growing in moist or wet ground or the base of the plants often immersed, 
rooting at the nodes. Flowers loosely aie Heer both with and without corollas. Corollas of 
the petaliferous flowers cleft dorsa y. Stamens with the filaments and also the anthers 
connate; 2 of the anthers shorter than dee ce er 3. Fruit a 1-celled capsule with parietal 
placentae, detects at the apex. [Name an Tatas of E. L. Greene, the discoverer of 
the only known species. ] 
A monotypic genus of central California. 
1. Legenere limésa (Greene) McVaugh. Legenere. Fig. 5112. 
Sat ia — reteset: igen 2: 81. 1890. 
Legenere limosa McVau: N. Amer. Fl. 32A: 13. 1943. 
a. so, er se or som ate decumbent and rooting at the nodes, simple or on ten with few 
to many lateral branchlets, the brs plant green, smooth and glabrous. Leaves the cauline 
entire and sessile, the lower acute and early deciduous; floral racts foliaceous, clliptic, caeeae 
obtuse at apex, somewhat rounded and sessile at base, 2-3 mm. wide, 6-12 mm. long; corollas 
3.54 mm. long, white, the iohes about 2 mm. long, the 2 lower ones distinctly narrower than the 
3 upper lobes ; capsule wholly inferior, dehiscent at apex by short, thin-walled valves ; ating se 
in fruit subulate to broadly deltoid, usually 4 in apetalous flowers, 5 in petaloid ones; seeds smooth 
and entte : . 4 pe eo 
oran Zones; wer acramento an an Jo 
Valleys, al also | ale - "Coal Mine | Fn ge yf Meng re California. Type locality: lower Sacramento 
Valley ‘Imira, Solano County, according to type specimens in Greene Herbarium. y. 
5. DOWNINGIA Torr. Pacif. R. Rep. 4°: 116. 1857. Nomen conservandum. 
soft-stemmed, annual, spring-flowering herbs, erect or decumbent and some- 
n 
r eaves narrowly linear and entire or with a few narrow teeth or sometimes 
pinnatifid, usually not functioning at flowering time, those of the gph beans 
thicker and firmer, narrowly linear to broadly lanceolate or oblong. Flowers 5-merou 
perfect, inverted, solitary in axils of upper leaves or foliaceous bracts, Paes i Sine te, 
