163 



164 



stv I, deeply 3-8-vleft: cap circum- 

 scissile near the middle, many-seeded. 

 PORTULACA OLERACEA Linn. 



Fls y: purslane; a widely disseminated 

 weed, 



Sts prostrate, 1-5 dm long; Ivs fleshy, 

 glabrous, obovate to spatulate, rounded 

 at the apex; fls sessile, axillary; stip- 

 ules minute; sep acute, carinate; pet y, 

 2-4 mm long; stig 5; cap 6-10 mm long; 



cular or ak-like fr; pet 

 to mere fil. 



Genus PENTACAENA Bartling. 



Tufted per with subulate pungent Ivs 



Abrams, Fl LA 147. LA (Nevin). 

 Genus LEPIGONUM Fries. 



LEPIGONUM GRACILE Watson. 



See Tissa gracilis, Britton 

 LEPIGONUM MACROTHECUM F. & M 



See Tissa macrotheca Britton. 

 LEPIGONUM MEDIUM Fries. 



See Tissa marina Britton. 



IKLECEBRACEAE. 



Distinguished from the scarias-stipu- sds dull bk. finely tuberculate. 

 late Caryophyllaceae only by the soli- Cultivated grounds and waste places, 

 tary or sometimes geminate ovules, un- My-Ag. Purslane, 

 divided or 2-cleft sty, and 1-seeded utri- Abrams, TT-I LA 142. 



or reduced CALYPTRIDIUM PARRTI A Gray. 



"Depressed, small-leaved: leaves (only 

 %in. long) spatulate, or the rosulate rad- 

 ical ones cuneate-obovate with long tap- 

 ering base: spikes in age secund and 



and silvery-hyaline stipules: fls sessile scorpioid: fructiferous sepals orbicular 

 clustered in the axils: Sep 5, unequal, or oval, less complanate, herbaceous with 

 hooded, the 3 outer larger and with a narrow white margin, a line or two long, 

 stout divergent terminal spine: Pet a little surpassed by the oblong capsule: 

 minute, scale-like: Sta 3-5, inserted at style half the length of the ovoid ovary." 

 the base of the sep. Sty very short, Gray Am ac pr 22:285. Bear (Parry.)) 

 2-cleft: Utricle enclosed in the rigid Genus MONTIA Micheli 

 persistent ex. Mich Nov PI Hen 17 t 1? 



. PENTACAENA RAMOSISSIMA H. & A. ,^ glabrous herbs with delicate- 

 Hooker, Botmisc 3:338. pnlo 01 . w f!s jn loose axi i ]ary O r ter- 



A brams, 1- l^A ibU. minal simple or compound racemes: sep 



Prostrate: subulate pungent .gray- 2 g persistent: pet usually 5, more or 



less unequal: sta 3-5: ova 3-ovuled: cap- 

 3-valved, 3-seeded." Howell, Erythea 

 1:36. 

 MONTIA PEKFOLIATA Howell. 



Scapose sts 10-30 cm hi; Ivs long peti- 

 oled. oblanceolate to ovate or deltoid; 

 involucral bracts completely jointed, 



with alt or opp Ivs and regular but un- forming- a perfoliate disk; fls in short 

 symmetrical perfect fls Sep commonly or rather long peduncled racemes; sep 

 2*: Pet 4 or 5, rarely more, hypogynous, ovate, 2-3 mm long; pet 3-5 mm long, 

 equal in number to the pet and opp w or rose color: sds lenticular, bk and 

 them or fewer; anth 2-celled, longitud- shining, minutely granular. 

 inally dehiscent: Ova 1-celled; sty 2-3- Abrams.. Fl LA 142. 



cleft' or divided; ovules 2-many, am- Howell, Erythea 1:38 (1893). Indian 

 phitropous: v^ap membranous or crus- Lettuce, 

 taceous, circumscissile or 3-valved: Sds Common 

 2-many, reniform-globose or com- Chili. 

 pressed; embryo curved; endosperm far- 

 inaceous. 



Genus CALANDRINIA H. B. K. 

 HBK nov Gen 677 in part. 



green leaves crowded: stipules silvery: 

 sessile fls clustered: sepals 5, hooded, 

 ending in a spine. 



Ore; Mex; Chili; Braz; Patagonia; 

 Cruz; Rosa; El Rosario, Baja! 



POBTULACACEAE. 



Herbs generally fleshy or succulent, 



from Vancouver Island to 



Howell, Erythea 



Claytonia perfoliata Donn: Wild Sp 

 2:1186. 

 MONTIA SPATHULATA Howell. 



Low and rather dense, 3-10 cm high; 

 radical Ivs linear or spatulate-linear, 

 Succulent little exceeded by the fl-ing sts; cau- 



herbs, with alt Ivs, and ephemeral fls in ij ne ivs from spatulate-ovate to lanceo- 

 bracted racemes: Sepals 2, persistent: i a te, almost distinct or connate upon 

 petals 3-7: sta 3-10, seldom of the same one s jri e into an obcordate or 2-lobed 

 number as the pet: Ovary free, many- j nv; j n fl i_o cm long: fls sm; pet 2-4 mm 

 ovuled: Sds bk. minutely tuberculate. 

 CALANDRINIA BREWERI S. Watson. 

 Watson, Am ac pr 11:124. 



prostrate: sep deltoid-ovate: ped- 



long; sds bk. shining, granulated. 



Abrams, Fl LA 142. Kings canyon 

 (Davidson). 



Howell, Erythea 1:38 (1893). Oregon 



ioels reflexed in age: sds dull. Cal." an( j adjacent Cal. 



Howell, Erythea 1:33. Claytonia spathulata Douglas; in 



Genus PORTULACA Tournefort. Hook Fl 1:226 t 74. 



Low succulent prostrate or ascending Genus GORMANIA Britton. 



herbs with alt or opp Ivs and scarious "Low Sedum-like species, perennial by 



or setaceous stipules: Fls axillary or horizontal rootstocks. Lvs spatulate to 



terminal, ephemeral, (ours) y: Sep2, obovate or ntarly orbicular, those of the 



coherent at the base into a tube and fl'ng stems similar to the basal ones, but 



adnate to the base of the ova, the free smaller. Fls cymose or thyrsoid, yellow 



upper portion at length deciduous: Pbt to red. Calyx mostly deeply 5-lobed. the 



4-6- Sta 4-20, perigynous with the pet: lobes acute or obtuse. Petals o, unr 



