Dubautia.) COMPOSITAE. 223 
. D. laxa, Hook. &: Arn. in Bot. Beech. p. 87. — A shrub, 5 to 10 ft. 
a Leaves not crowded, opposite, oblong or obinneoglate: 3—4' xX 
%/<—1‘, distantly dentate or serrulate, narrowing below into a short petiole, 
5—9-nerved, coriaceous, glabrate above, shortly papilloso-hispid under- 
neath, greenish when dry. Inflor. a folioso-bracteate hispid corymb 
which. projects but little beyond the leaves, the heads anu! oa 
about 21/2 high. Invol. bracts 6—8, hispid, dark pur 
Florets 10 to 14, not exserted; the corollae purplish, slassthdae ms sear 
tube gradually widening es the 5-toothed limb. Style-branches short, 
almost truncate. Pappus reddish, the rhachis of its rays broader and the 
ciliae shorter than in no. 1. — Gray, |. ¢ 
u! on the highest ridges, less common than D. planiaginea; W. Maui! 
. hirsuta. — Branches hirsute with stiff brownish hair. Leaves 
Sead obovate, 3--4‘  1—13/s‘, shortly acuminate, crenate to serrulate, 
papilloso-hispid with appressed hair on both faces, dark brown when 
dry. Flower-heads 3“ long, very numerous, in ample projecting hirsute 
corymbs, the ultimate pedicels tak or less. Invol. nearly as long as the 
heads. Florets 16—22, each folded by a pubescent bract, 7 or 9 of which 
constitute the involucre. 
Lanai! W. Maui! Wailuku and above Lahaina (leaves 5‘ long); Oahu! Kaala, at 
Sieaions of 3000 to 5000 ft. 
4. D., Knudsenii, sp. n. — Branches slender, glabrous. Leaves opposite, 
distant, obovate, 21/2—3’ > 8/s,—1‘, sharply cuspidate and serrulate, the 
base contracting into a distinct petiole, inconspicuously 5-nerved, perfectly 
glabrous and shining on both faces, sparingly hispid only on the petiole, 
thin chartaceous, pale underneath. Corymb bracteate, ample and open, 
ond us. 
ing 
on pedicels of 6—9”, that ‘of the median 1—11/2”. a 2” high, : Siants 
7 to 9, flat, ee lepine h, fimbriate, as are the paleae of the receptacle. 
Florets 13, short, yeaa purplish, as is the pappus, which does 
not differ from Pay 0 
Kauai! Collected only a at on the mountains of Waimea or Halemanu. 
5. D. paleata, Gray, I. ¢. p. 135. — Branches woody and hirsute, as 
is the inflorescence. Leaves ternate, sessile, broadly lanceolate, es 
culate, with 9 to 11 prominent nerves, strigoso-hispid o 
coriaceous. Flower-heads large 4—6” in diam., umerous, 
on short pedicels in groups of 5 to 8 at the ends of te fee erect 
vol. cts 5 to 6, 
branches of a contracted folioso-bracteate corymb. 
nearly as high as the heads, oblong, clasping. Receptacle nats with 
5 to 6 spiral turns and numerous concave paleae. Florets 25 to 30. 
