EL^^lNACKiE. S9 



• 



6. UEWISIA, Purah. 



J. L. rediviva, Pursh. Scapea with a whorl of scarioua bracta, 

 2. L. brachycalyx, Engelm. Scapea 2-bracted at base: aepala 4. 



ELATINACEJE. 



Small prostrate a^juatica with entire leaves: parts of the flower e«ch 2 to 4 (except in 



ap. No. 3). Snpala obtuse: membranaceous 1 



Erect, glandul£U"-pube8cent: parts of the flower in 5 'a 2 



ELATINE, Linnsens. 



1. E. Americana, Amott. Seeds pitted in 9 to 10 lines, ^ line long. 



2. E. brachyspenna, Gray. Seeds pitted in 6 or 7 lines, shorter. 



3. E. Califomica. Flowers not sessile: seeds much curved: atamen* 6 to 8L 



BERGIA, Linnaeus. 

 1. B. Texan a, Seubert. Leaves serrulate: flowers faacicl^d. 



HTPERICACEiE. 



HYPERICUM, Linnffiua. 



Stamens very numerous: styles 3, long 1, S 



Stamens 15 to 20: styles 3, short: petals included 3 



1. H. formosum. HE K. var. Scouleri, Coulter. Flowera 6 lines broad. Wet ground. 



2. H. concinniim, Beuth. Leaves acute: flowers an inch broad. Dry ground, 



3. H. anagalloides, C. & S. Leaves 2-6 lines long: flowers 3-4 lines broad. Wet 

 ground. 



MALVA(£/^ 



Column of stamens bearing anthers at the 'Mp; carpels in a ring aronnd the axis. 



Calyx-bracts 2 or 3, united below: an evergroen >3ver-blooming shrub 1 



Calyi-bracta 3, distinct: flowers axillary, pinkish: leaves 5-7-lobed 3 



Calyx-bracts none: flowers racemose or spicate 8 



Calyx-bracts 1 to 3 or none: densely tomentos* (except in sp. 6 & 7) 4 



Calyx -bracts 1 or 2, alender: leavea 1 -sided: fic^ers yeMowish 6 



Column uf stamens naked at top, 6-toothed: carpels forming a many>8eeded capsule. 



Calyx-bracts many 6 



3 



