SAXIFRAGACEAE 





Lupinus Lupine 



1 1. lnpinua, lupine) 

 Herbs with erecl racemes of showj blue flowers 



/ pet 



Baptisia False Indigo 



bnptizo. i i dye used as Indigo) 

 1. Plants pubescent; stipule leaf-like B.braetedta 



2 Plants glabrous and succulent; stipules linear B.leucdntha 



Saxifragaceae — Saxifrage Family 

 Herbs or shrubs; sepals S, rarely 4. petals 5, rarely none, stamens 5-10, or many, ovary I 

 :elled; flowers syncarpous, apopetalous, perigyn epigynous, regular or irregular. 



I. Herbs 



1. Petals present 



a. Stamens S Heuchera 



b. Stamens 10 



(1) Petals entire Saxifra 



(2) Petals fringed Mitella 



2. Petals absent Chrysosplenium 



II. Shrubs 



1. Stamens 5. ovary 1-cclled Ribes 



2. Stain I " ovary 3-S-celled I'ltiladclphus 



Plate 11: A. Saxifraga pennsylvanica, 1, flower. 2, fruit; B. Mitella diphylla, 1. flower. 2 



and 3, fruit; C. Heuchera hispida, 1, fruit, 2, flower; D, Chrysosplenium americanum, 1. 



flower, 2. fruit; !■".. Ribes floridum, 1, flowers, 2, fruits; F, Philadelphus grandiflorus, 1, 

 flower. 2. fruit. 



Heuchera — Alum Root 



.Named for the botanist Heucher) 

 PL 11, fig. C : 1, 2 

 Leaves long-petioled, mostly basal; flowers slightly irregular 



Saxi fraga — Saxi frage 



(L. saxifragTis, stone-breaking) 



PL 11. fig. A : 1. 2 



1. Swamp plant with entire basal leaves; flowers greenish 



2. Dry land plant; leaves dentate; flowers white 



Mitella — Mitrewort 



(Gr. mltra, head<1i 

 PL 11, fig. B: 1, 2, 3 



1. Flowering stem with two opposite leaves below the flower 



2. Flowering stem naked or a small leaf below the flower 



Chrysosplenium — Golden Saxifrage 



(.Gr. chrysos, golden, splenion. spleenwort) 

 PL 11, fig. D : 1. 2 

 Low herbs with opposite leaves and inconspicuous flowers 



//. hispida 



S. pennsilv&nica 

 S. virginitnsis 



M. diphylla 

 M. nnda 



C. americdnum 



