SAXiFliAGACEJC. (SAXIFRAGE FAMILY.) 145 



6. JU I TELL A, Tourn. MITRE-WOKT. BISHOP'S-CAP. 



Calyx short, coherent with the base of the ovary, 5-cleft. Petals 5, slender, 

 pinnatifid. Stamens 10, included. Styles 2, very short. Pod short, 2-heaked, 

 l-cellcd, with 2 parietal or rather basal several-seeded placentas, 2-valved at the 

 summit. Seeds smooth and shining. Low and slender perennials, with round 

 heart-shaped alternate leaves on the rootstock or nmners, on slender petioles ; 

 those on the scapes opposite, if any. Flowers small, in a simple slender raceme 

 or spike. (Name a diminutive from /*iYpa, a mitre, or cap, alluding to the form 

 of the young pod.) 



1. I?I di;>i&yllll, L. Hairy, leaves heart-si 'taped, acute, somewhat 3-5 

 lobcd, toothed, those on the many -flowered-scape 2, opposite, nearly sessile. Hill 

 sides in rich woods, W. N. England to Wisconsin and Kentucky. May. 

 Flowers white, in a raceme 6' - 8' long. 



2. JJI. maila, L. Small and slender; leaves rounded or kidney-form, deeply 

 and doubly crenate; scape usually leafless, few-flowered, very slender (4' -6' high). 

 (M. cordifolia, Lam. M. prostrata, Michx.) Deep moist woods with mosses, 

 Maine to Wisconsin and northward. May -July. A delicate little plant, 

 shooting forth runners in summer. Blossoms greenish. 



7. TIARELL.A, L. FALSE MITRE-WORT. 



Calyx bell-shaped, nearly free from the ovary, 5-partcd. Petals 5, with claws, 

 entire. Stamens 10, long and slender. Styles 2. Pod mernbranaceous, 1- 

 celled, 2-valved, the valves unequal. Seeds few, at the base of each parietal 

 placenta, globular, smooth. Perennials: flowers white. (Name a diminutive 

 from Ttapn, a tiara, or turban, from the form of the pod, or rather pistil, which 

 is like that of Mitella, to which the name of Mitre-wort properly belongs.) 



1. T. cordifolia, L. Leaves from the rootstock or summer runners 

 heart-shaped, sharply lobed and toothed, sparsely hairy above, downy beneath ; 

 scape leafless (5' - 12' high) ; raceme simple; petals oblong. Rich rocky woods ; 

 common from Maine to Wisconsin, northward, and southward along the moun 

 tains. April, May. 



8. CttRYSOSPL^NIUM, Tourn. GOLDEN SAX i FRAG h 



Calyx -tube coherent with the ovary ; the blunt lobes 4 - 5, yellow within 

 Petals none. Stamens 8-10, very short, inserted on a conspicuous disk. 

 Styles 2. Pod inversely heart shaped or 2-lobed, flattened, vcrv short, 1 -celled, 

 with 2 parietal placenta;, 2-valved at the top, many-seeded. Low and small 

 smooth herbs, with tender succulent leaves, and small solitary or leafy-cymed 

 flowers. (Name compounded of xpvcroy, golden, and O-TT\T]V. the spleen, probabl . 

 from some reputed medicinal qualities.) 



1. C. Americanum, Schwein. Stems slender, diffusely spreading, 

 lorking ; leaves principally opposite, roundish or somewhat heart-shaped, ob- 

 scurely crenatc-lobed ; flowers distant, inconspicuous, nearly sessile (greenish 

 tinged with yellow or purple). 1J. Cold wet places ; common, especially north- 

 ward. April, May. 



