306 AJtISTOLOCHIACEAB. 



tlesh whitish o!- bluish ; stone little cotnpressei I ;unl not at all or obscurely fur- 



rowed. (C. torreyi Jepson, 1st ed., perhaps no1 Wats.) 



South Coasl Ranges from Monterey to San Mateo Co. ami Mt. Diablo, in 

 st ream beds or borders of swamps; North Coast Ranges from Green an<l Wooden 

 valleys north to Pope Valley, Scott Valley and Mendocino Co., abundant and 

 often forming thickets along the bases of low hills. June. 



C. GREENE] C. & E. Leaves similar but rounder; style greenish at the 

 thickened apex; drupe said to be blue; stone globose, not channeled or scarcely 

 ridged.- Lost species; perhaps a form of the last. 



C. tokkkyi Wats. Shrub; leaves obovate or oblanceolate, abruptly acute or 

 shortly acuminate, on rather lone- slender petioles, lighter colored and somewhat 

 pubescent beneath with loose silky hairs; cyme loose and spreading; drupe 

 while; stone obovoid, 2% to 3^ lines lone-, somewhat compressed, ridged on the 

 '■•\>j;<'<, tubereled at summit. — Central California, Torrey, exact locality not 

 known. A lost or dubious species. 



4. C. costulata depson, n. sp. Shrub; leaves broadly obovate, often abruptly 

 acute, or much narrower and tapering acutely to both ends, green on both 

 faces and sparingly pubescent with short appressed hairs, 2 to 2% in. long; 

 flowers 20 to 30 in a cyme, otherwise unknown; fruit blue, nearly globose, 

 2 to 3 lines long; stone slightly broader than thick, obtusely pointed, slightly 

 furrowed on each <'dge, marked at equal intervals with eight filiform ridges, the 

 lateral ridge on each side usually occurring in the furrow. 



Eastern Mendocino Co., apparently the same thing also in the Vaca Mts. 

 Stone remarkable for the longitudinal line-like ribs in relief at regular inter- 

 vals. 



ARISTOLOCHIACEAE. Birthwort Family. 



Perennial herbs or twining shrubs. Leaves simple, alternate, petioled, cordate. 

 Blowers perfect, apetalous, with a petal-like synsepalous 3-lobed calyx. 

 Stamens 6 to 12 with extrorse anthers. Styles 6 or 1. Ovary inferior, 6-eelled. 

 Fruit a fleshy or dry capsule. Seeds in 1 or 2 rows on the inner angle of each 

 cell, with a minute embryo in copious endosperm. 



Calyx regular, persistent; capsule irregularly dehiscent 1. AsARUM. 



Calyx irregular, deciduous; capsule septicidally dehiscent 2. ARISTOLOCHIA. 



1. ASARUM L. 



Nearly acaulescent herbs with fragrant slender creeping rootstocks bearing 

 2 or 3 scale-like bracts, then 1 or 2 rein form or cordate leaves on long closely 

 approximate petioles and a short-peduncled flower close to the ground in the axil 

 of the lower hat'. Calyx regular, campanulate. the limb 3-parted, the lobes 

 Bpreading or recurved. Stamens L2, nearly free from the styles, at first retlexed, 

 the alternate ems shorter; filaments more or LeSS distinct, the connective usually 



continued beyond the anther into a point, styles 6, more or less united. <':ip- 

 side globose, fleshy, commonly bursting irregularly. Seeds large, thick, in 

 2 rows each cell. (Derivation obscure.) 



1 A. caudatum Lindl. Wild Ginger. Evergreen herb; leaves cordate- 



reniform, shortly acute or obtusish, pubescent below and above on the vein-. .". 

 to 6 in. broad, on petioles •">'•_- to 7 in. long; peduncles li to L2 lines long; 

 calyx lobes triangular or oblong, attenuate into a tail which is 1 to 2 I , in. 

 filaments -tout, the free apex of the connective much shorter than the 

 anther; styles united, equaling the Btamens. 



Deep shade of Coasl Range woods: Santa Crux bits.) Oakland Sills; Marin 



