PORTULACACE2B. 31 



11* TJI'K K i'.iTTTQTyv ? Linnaeus. 

 1. I*, squarrosa, Xutt. Glandular-pubescent: 2-6 inches high. 



I LLECE BRACED. 



PENTAC-ffiNA, Bartling. 



1. P. ramosissima, H. & A. Prostrate: subulate pungent gray-green leaves crowded: 

 stipules silvery: sessile flowers clustered: sepals 5, hooded, ending in a spine. 



PORTULACACEJE. 



Sepal* S, united below and adherent to the partly inferior ovary. 



Flowers yellow or rose-red: capsule opening by a lid. 1 



* Sepals 2, persistent, not adherent to the superior ovary. 

 Style 3-cleft (rarely 2-cleft in Calandrinia) : sepals green. 



Stamens more than 6: petals 5 or more 2 



Stamens 5 (3 in No. 8): petals 5 3 



Stamens 3: petals 5, unequal, coherent: leaves or leaf and bract opposite 4 



Style 2-cleft: sepals membranous rounded-cordate exceeding the 2 or 4 petals 5 



* * * Sepals 4 to 8, distinct, unequal, persistent , . 6 



1. PORTULACA, Tournefort. 



1. P. oleracea, L. Leaves ob ovate to spatulate: petals yellow, 1 to 2 lines. Nat. 



2. P. pilosa, L. Leaves linear: nearly terete: petals red, 2 or 3 lines long. 



2. CALANDRINIA, HBK. 



Leafy stems, annual: flowers in racemes: petals 3 to 5, rose-red. 1, 2 



Leaves mostly all radical: perennial: sepals orbicular. 



Leaves linear, all radical: short scape 2-bracteate. Alpine 3, 4 



Leaves oblanceolate to obovate, all radical (except No. 5) 5, 6, 7 



1. C. Menziesii. Hooker. Sepals keeled, acute: capsule ovoid, acute. 



2. C. Breweri, Watson. Capsule longer, conical, obtuse on deflexed pedicels. 



3. C. pygmaea, Gray. Bracts scarious: sepals dentate: petals red. 



4. C. Nevadensis, Gr. Larger: bracts green: sepals entire: petals white. 



5. C. oppositifolia, Watson. Stem with 2 or 3 pairs of opposite leaves: petals white, 



6. C. cotyledon, Wat. Scape with lanceolate ciliate bracts: petals rose-red. 



7. C. Leana, Porter. Similar: petals 6 to 8. N. Cal. Or. 



