GILIA FAMILY 



175 



2. G. congesta Hook. Stems few to many, simple or branelied, erect or ascend- 

 ing, 2 to 10 inches liigli; herbage sparingly villons or somewhat floccose-villons; 

 leaves pinnately (rarely bipinnately) divided into 4 to 7 lobes but frequently with 

 only o lobes, the lobes linear, revolnte-margined, cuspidate, 1 to 3 lines long, often 

 crowded at the end of the dilated petiole; flowers in dense bracteate capitate clus- 

 ters, the clusters 5 to 7 lines broad, solitary and terminal or 2 to 5 and corymbosely 

 arranged ; calyx about equaling the corolla-tube, its lobes linear, cuspidate, villous- 

 pubescent, about % as long as the tube; corolla short-sal verform, white, 21/^ to 3 

 lines long, its tube 1V1> lines long and the lobes 



about as long; stamens evidently but not con- 

 spicuously exserted, the filaments inserted in 

 the corolla-sinuses; capsule oval, about 1 line 

 long, 1 to 3-seeded; seed-coats changing when 

 wet fed. 



Dry ridges and Hats or plateaus, mainly 

 transmontane, 2500 to 8000 feet : Sierra Nevada 

 from Nevada Co. to Modoc Co. and eastern Sis- 

 kiyou Co. ; North Coast Ranges in western Sis- 

 kiyou Co. East to Colorado and Montana, 

 north to Idaho and Washington. June-Aug. 



Locs. — Northern Sierra Nevada : Truckce, Nevada 

 Co. (Am. .Tour. Bot. 23:438) ; Pine Creek, Lassen Co., 

 M. S. Baker: Thousand Lakes Basin, ne. Shasta Co., 

 Peirsnn 10,201; Forestdale, Modoc Co., M. S. Bakrr ; 

 Mt. Bidwell, Warner Mts., Manning 345. Western Sis- 

 kiyou Co.: Montague, T. Brandegec; Marble Mt., Chan- 

 dler 1G66. Such collections represent the loose form of 

 mostly lower altitudes. It intergrades freely into the 

 congested high montane (probably environmental) 

 form described as follows : 



Var. montana Constance & Rollins. Caespitoso 

 plant, the leaf -rosettes of sterile shoots forming matted 

 cushions.— High montane (8500 to 12,000 feet) in the 

 northern Sierra Nevada on easterly sunimit.s, slopes or 

 plateaus from Mono Co. to Shasta Co., and also on the 

 east side (transmontane) from Inyo Co. to Modoc Co.: 

 Waucoba Canon, Inyo Mts. (Am. .Tour. Bot. 23:440); 

 McAfee Mdw., White Mts., Diiran 558; Sonora Pass, 

 Brewer 1883; Silver Mt., Alpine Co., Brewer 2053; 

 Srju.aw Peak, Placer Co., C. J. Fox Jr.; Castle Peak, Nevada Co., Sonne; Lassen Peak, Lemmon 

 1203; Squaw Peak, Warner Mts., L. S. Smith 1052. East to Washoe Co., Nev., and north to 

 Klamath and Harney Cos., Ore. 



Refs. — GiLiA CONGESTA Hook., Fl. Bor. Am. 2:75 (1838), type loc. "sandy plains of the Co- 

 lumbia" River, Douglas; Jepson, Man. 794 (1925). Var. Montana Constance & Rollins, Am. 

 Jour. Bot. 23:439 (1930). G. montana Nels. & Kenn., Proc. Biol. Soe. Wash. 19:37 (190C), typo 

 loc. summit of Mt. Rose, Washoe Co., Nov., Kennedy 1170. G. c.onqesta subsp. palmifrons Brand; 

 Engler, Pflzr. 4=^0:122, fig. 26 (1907), Camp Harney, c. Ore., Cusich 809. 



3. G. leptalea Greene. (Fig. 380.) Stemfreely and divaricately, often dicho- 

 tomously branched or sometimes simple, erect, 2 to 12 inches (or to 2% feet) high, 

 tke leaves scanty, all cauline, the lowest pairs of leaves opposite but these early dis- 

 appearing; herbage glabrate to puberulent, microscopically glandular; leaves sub- 

 filiform or narrowly linear or narrowly lanceolate, entire (very rarely incised), 

 1/2 to IVi inches long, mostly Vj to i is (or 1) line wide, often somewhat fascicled; 

 flowers diffusely cymose, borne on filiform pedicels 2 to 10 lines long; calyx li/j 

 to 2 lines long, its lobes ^2 to as long as the tube, the hyaline intervals broad ; corolla 

 rose to purple or magenta, funnelform, 4 to 9 lines long, the tube very narrow, 

 dilated into a large throat; throat light or whitish, often with blue markings, the 

 tube yellowish ; stamens included or exserted, more or less unequal, the filaments 

 inserted in the corolla-throat ; capsule oblong, its cells 2 to 4-seeded; seeds showing 

 spiricles when wetted. 



Fig. 380. GiLiA LEPTALEA Greene. 

 a, habit, X Yi; b, &., X 2; c, long. sect, 

 of fl., X 2. 



