458 
BOTANY. 
galea straight, acute, 3-4" long, but little exceeding the broad lip with its short acute teeth ; capsule 
3-4" long, ovate-oblong.— Middle California ; frequent. 421 Fremont has purple flowers. 
§ 2. ORTHOCARPUS, Benth. Lip concave with three folds or shallow sacs, the teeth very short ; 
anthers 2-celled. 
* Bracts 5-lohed. 
9. O. HiSPiDUS, Benth. Leaves linear- to ovate-lanceolate and few-lobed, or linear and entire ; bracts 
pubescent, dilated, coarsely and acutely lobed ; corolla 5-9" long, yellow, puberulent or glabrous, the 
galea subulate, very acute, straight, lip somewhat saccate. See page 230. 
10. O. TEXUiFOLius, Benth. Pilose-pubescent ; stems 4-12' higli, slender, simple or branched above ; 
leaves linear, deeply 3-5-lobed ; spike short and dense, 1-2' long; bracts broad, subglabrous, hispid on the 
margins, the middle lobe broad and rounded at the apex; calyx 2" long, the lanceolate teeth equaling 
the tube ; corolla purplish, 6-7" long, puberulent, the galea uncinate and longer than the slightly dilated 
3-plicate lip ; capsule 2i" long, oblong.— Oregon and Washington Territory ; Montana. 
* * Bracts 3-lobed. 
11. O. ToLMiEi, H. & A. Puberulent, 4-18' high ; branches spreading ; leaves narrow, mostly entire; 
spikes short; corolla yellow, glabrous, 4-6" long, the galea uncinate; capsule retuse, few-seeded. See 
page 230. 
12. O. LL-TEUS, Nutt. Resembling the last ; hispid ; branches erect ; spikes elongated ; bracts often 
entire; corolla pubescent; capsule many-seeded. See page 231. 
13. O. PUHPURKO-AI.BUS, Gray, Ms. in Herb. Erect, 4-12' high, strict, slender, simple or sparingly 
branched ; pubescence short and viscid ; leaves linear, i-V long, deeply 3-lobed ; bracts similar, slightly 
dilated at base ; spike elongated, interrupted ; calyx 3-4" long, the tube twice longer than the ovate- 
lanceolate teeth ; corolla 8-12" long, light-purple, pubescent, the galea uncinate, 3" long, a little exceed- 
ing the dilated 3-plicato lip ; capsule 3-4" long, many-seeded.— Collected in New ilexico by Woodhouse, 
Newberry, and Parry. 
14. O. BiJACTKOSCS, Benth. Pubescent ; stem 6-18' high, rather slender, strict, simple or branched ; 
leaves 1-2' long, linear or narrowly lanceolate, 3-lobed ; spike dense, 1-3' long, the broad bracts with 
irriangular acute lobes, subhispid on the margin ; calyx 2-3" long, the tube twice exceeding the teeth ; 
corolla light-purple, 6-8" long, minutely puberulent, the galea rather short, but little exceeding the 
dilated 3-plieate lip, uncinate ; capsule 2*-^" long, broad, flattened, very obtuse, about 15-seeded.— S. 
Oregon to Fraser's Kiver. 
15. O. IMBUICATUS, Torr., Ms. in Herb. Stem slender, erect, simple, 8-10' high, minutely pubescent ; 
leaves 1' long, linear, entire ; spike very short and few-flowered ; bracts nearly glabrous, broad and 
rounded at tlie apex, the lateral lobes narrow, acute ; calyx 2" long, 2-cleft below the middle, the segments 
acutely 2-tootbed, ciliate ; corolla purplish, 4-5" long, nearly glabrous, the uncinate galea a little exceed- 
ing the slightly dilated 3-plicate lip.— -Collected by Dr. Newberry on Williamson's expedition in the Cas- 
cade Mts., Oregon. 
3. ONCHOREHYNCHUS, Benth. Lip of the corolla slightly 3-8accate or 3-plicate, the teeth erect 
and prominent. — The species more variable ; bracts often colored. 
16. O. ATTKxr.vTUS, Gray. Fac. B. B. Surv. 4. 121. Pubescent ; stem 4-8' high, simple, strict, slen- 
der; leaves i-2' lung, linear, sparingly lobed or entire; spike rather dense above, 1-4' long; bracts 
deeply 3-hibed. lobes long and attenuated, equaling the flowers ; calyx 4-6" long, the linear teeth shorter 
than the tuhc: corolla 5-7" long, white or yellowish, subpubescent, the galea straight, acute, a little 
exceeding tlu; oblong teeth of the slightly dilated purplish lip ; capsule 3-4" long, oblong. — From the 
Sacramento River to Washington Territory. 
17. O. I'l ni l i: A^< i.x^. iJrntli. Pilose-hispid; 4-18' high, branching, rather stout; leaves 1-3' long, 
linear or lam. niai ,., -ij : . onsly niultitid ; spikes dense, 1-G' long; bracts colored, 5-9-lobed, the seg- 
ments usniilly (lilate<l and short-lobed at the apex; calyx colored, much more deeply cleft anteriorly, 
the segnu nts more or less deeply 2-cleft ; corolla purple, 7-12" long, pubescent, the galea abruptly atten- 
uate and uncinate at the apex, pilose-crested ; the teeth rather short and obtuse ; cai)sule 5-G" long. — 
Frequent throughout California. 
Var. i-ATiFOLirs. Low and very diifuse; I; the lobes of the broad multifid leaves dilated 
and obtuse; calyx-lobes short. — A remarkable ^oria occurring in salt marshes near San Francisco (6538, 
Bolander) and in lInml)ol(lt Connty. (..'alil'ornia. 
18. 0. iJKNsii i.<n;r>. lienth. Pubescent, 4-12' high, branching, often corymboscly from toward the 
base; haves 3-nerved, linear to ovate-lanceolate, sparingly lobed, 2-4' long; spikes dense, 1-4' long ; 
bracts 5-lobed, the linear segments scarcely dilated at the apex, colored ; calyx 8" long, the linear teeth 
not or but little exceeding the tube ; corolla 7-15" long, pubescent, more or less purple or yellow, the 
galea straight, obtuse or toothed, but little exceeding the iiurple lanceolate acute teeth of the lip ; cap- 
sule 4-6" long. — Frequent throughout California. 
