404 GERANIACEAE 



Var. retrorsum Jepson. Pubescence of stem retrorsely strigose. — Introduced from Austra- 

 lasia: Presidio, San Francisco, Bioletti; Blue Lake, Humboldt Co., Tracy 2990. 



Refs. — Geranium pilosum Forst. Prodr. 91, n. 531 (1786), type from New Zealand; Jepson, 

 Man. r)89 (1925). Var. RETRORSUM Jepson, I.e. G. retrorsum L'Her.; DC. Prod. 1:644 (1824), 

 type from New Zealand. 



2. G. carolinianum L. Carolina Geranium. Stems branching, erect or as- 

 cending:, 7 to 14 inches liip:h ; herbap:c pubescent; leaf -blades palmately 5 to 7- 

 parted, the cuneate sejrnients more or less incisely dissected or toothed, the ultimate 

 segments rather broad; peduncles commonly shorter than the petioles; inflores- 

 cence usually not glandular ; flowers about 3 lines long ; petals light pink ; beak or 

 fruit loosely villous, sometimes glandular; carpels hairy, usually black; seeds 

 typically oblong with shallow reticulations. 



Open fields or hill slopes, 100 to 4000 feet : throughout California except in the 

 deserts. East to the Atlantic. Mar.-May. 



Locs. — Santa Ana Mts., Alice King ; San Bernardino, Parish; Monrovia Canon, San Gabriel 

 Mts., Peirson 437; Kaweah, Hopping 277; San Luis Obispo Co., Summers; Yosemite Valley, 

 Abrams 4637; Hetch-Hetchy, Jepson 3430; Berkeley, Jepson 13,563, 13,566; Placerville, Rattan 

 42 ; Marysville Buttes, Jepson, 13,567 ; Cloverdale, Bolander 3845 ; Laytonville, Mendocino Co., 

 Jepson, 13,568 ; Ft. Seward, Humboldt Co., Tracy 4436 ; Sisson, Shasta Co., Jepson 13,564 ; Egg 

 Lake, Modoc Co., .3/. S. BaTcer. 



Var. longipes Wats. Stems several from the base, looser, more spreading ; peduncles longer 

 than the petioles, spreading ; inflorescence loose ; petals rose-purple. — Humboldt and Siskiyou Cos., 

 2500 to 3800 feet. North to British Columbia, east to Maine. July- Aug. 



Locs. — Kneeland Prairie, Humboldt Co., Tracy 3048 ; Deetz Sta., Siskiyou Co., Heller 11,715. 



Eefs. — Geranium carolinianum L. Sp. PI. 682 (1753), type loc. "Carolina, Virginia"; 

 Jepson, Fl. W. Mid. Cal. 246 (1901), ed. 2, 242 (1911), Man. 589 (1925). Var. longipes Wats. 

 Bot. King 50 (1871), type from Great Basin, Watson 206. G. hicTcnellii Britt. Bull. Torr, Club 

 24:92 (1897). 



3. G. dissectum L. Cut-leaf Geranium. Differing little from no. 2, but the 

 primary lobes of the leaves typically very narrow, with the ultimate divisions 

 mostly slender, somewhat falcate and acute ; petals rose-purple ; inflorescence and 

 fruit glandular ; seeds elliptic, deeply reticulate. 



Open fields, grassy vales or borders of brushy slopes, 15 to 2500 feet, naturalized 

 from Europe : Coast Ranges ; Amador Co. Feb.-June. 



Locs. — Carmel, Newlon 137 ; Alviso, Santa Clara Co., Jepson 10,398 ; Stanford, C. F. BaTcer 

 860 ; Mt. Davidson, San Francisco, Jepson 10,359, 10,597 ; Mt. Diablo, Jepson 9862 ; Dry Creek, 

 n. of lone, Jepson 15,223; Alderney, Marin Co., Jepson 8268; Hopland, Mendocino Co., Jepson 

 9290; Ft. Bragg, W. C. Mathews; Eureka, Humboldt Co., Tracy 3006. 



Eefs. — Geranium dissectum L. Cent. 1:21 (1755), type "in Europa australiori" ; Jepson, 

 Fl. W. Mid. Cal. 246 (1906), ed. 2, 242 (1911), Man. 589, fig. 583 (1925). 



4. G. molle L. Doves-foot Geranium. Stems slender, several from the base, 

 12 to 20 inches high ; herbage soft-pilose, the leaf -blades hirsute-pubescent ; leaf- 

 blades deeply cleft into 5 to 7 broad cuneate segments, the segments toothed or 

 cleft, the basal leaves with petioles 3 to 5 inches long; pedicels widely divergent 

 after flowering; petals rose-pink, cleft at apex, li^ lines long, with a tuft of hairs 

 at base ; carpels glabrous, finely wrinkled transversely, the beak glandular-pubes- 

 cent. 



Introduced from Europe, infrequent : coast region from San Francisco to Del 

 Norte Co. May. 



Locs. — San Francisco, Greene; Mt. Tamalpais, Jepson 7450; Humboldt Bay, Chandler 1124; 

 Hydesville, Humboldt Co., Tracy 2436; Korbel to Angels Ranch, Humboldt Co., Jepson 1933; 

 Gilbert Creek, Del Norte Co., Jepson 9352. 



Eefs. — Geranium molle L. Sp. PI. 682 (1753), type from Europe; Jepson, Man. 590 (1925). 



5. G. caespitosum James. Tuft Geranium. Stems leafy throughout with 

 peduncles in all the axils (or sometimes naked and scape-like) , ascending or diffuse. 



